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Groups > sci.physics > #638597 > unrolled thread

Towards the *fully* 3D-printed electric cars.

Started by"Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com>
First post2017-07-03 08:31 -0400
Last post2017-07-10 12:39 -0400
Articles 20 on this page of 151 — 19 participants

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Contents

  Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-03 08:31 -0400
    Re: Towards the *fully* 3D-printed electric cars. bitrex <bitrex@de.lete.earthlink.net> - 2017-07-03 09:04 -0400
    Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-03 06:31 -0700
      Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-03 08:37 -0500
      Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-06 15:21 -0400
        Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-06 13:14 -0700
        Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-07 08:00 -0700
          Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-07 15:34 -0400
            Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-07 14:03 -0700
              Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-07 17:22 -0400
                Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-07 15:19 -0700
                Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-07 17:01 -0700
                  Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-09 12:49 -0400
                    Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-09 23:26 -0500
          Re: Towards the *fully* 3D-printed electric cars. Lofty Goat <rlwatkins@gmail.com> - 2017-07-08 20:04 -0500
            Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-10 07:32 -0700
              Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-10 12:21 -0500
                Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-10 17:35 +0000
                Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-10 16:10 -0400
                Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-10 17:40 -0400
                  Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-10 17:22 -0500
                    Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-10 19:49 -0400
    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-03 17:04 +0000
      Re: Towards the *fully* 3D-printed electric cars. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2017-07-03 14:04 -0400
        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-03 18:28 +0000
          Re: Towards the *fully* 3D-printed electric cars. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2017-07-03 16:14 -0400
            Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-03 20:57 +0000
              Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-03 16:14 -0700
                Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-04 00:45 +0000
                  Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-03 20:11 -0700
                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-04 04:55 +0000
                      Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-04 02:29 -0700
              Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-04 06:49 +0100
                Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-04 18:02 +0000
                  Re: Towards the *fully* 3D-printed electric cars. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2017-07-04 22:59 -0400
                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 04:51 +0000
                  Re: Towards the *fully* 3D-printed electric cars. John Larkin <jjlarkin@highlandtechnology.com> - 2017-07-04 21:33 -0700
                    Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-05 07:16 +0100
                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 16:47 +0000
                      Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-05 11:08 -0700
                        Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-05 21:02 -0400
                          Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-05 19:12 -0700
                            Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-05 22:16 -0400
                              Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-05 23:30 -0700
                                Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-06 09:35 +0100
                                  Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-06 10:05 -0700
                                    Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-06 21:20 -0400
                                      Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-07 08:03 -0500
                                Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-06 21:19 -0400
                            Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-06 13:09 -0500
                  Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-04 23:05 -0700
                  Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-05 10:52 -0700
                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 18:07 +0000
                      Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-05 14:21 -0500
                        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 19:34 +0000
                      Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-05 15:32 -0700
                        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 23:00 +0000
                          Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-06 10:12 -0700
                            Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-06 13:15 -0500
                              Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-07 06:20 -0700
                                Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-07 09:39 -0500
                                  Re: Towards the *fully* 3D-printed electric cars. Edward Prochak <edprochak@gmail.com> - 2017-07-07 08:11 -0700
                                    Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-07 14:13 -0500
                            Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-06 20:04 +0000
                Re: Towards the *fully* 3D-printed electric cars. Greg Goss <gossg@gossg.org> - 2017-07-04 20:08 -0600
              Re: Towards the *fully* 3D-printed electric cars. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2017-07-04 09:11 -0400
                Re: Towards the *fully* 3D-printed electric cars. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2017-07-04 11:47 -0400
                  Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-04 18:19 +0000
                    Re: Towards the *fully* 3D-printed electric cars. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2017-07-04 23:04 -0400
                      Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 04:56 +0000
                      Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-04 23:16 -0700
                Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-04 18:12 +0000
                  Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-05 07:20 +0100
                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 16:54 +0000
                      Re: Towards the *fully* 3D-printed electric cars. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2017-07-05 18:42 -0400
                        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 23:07 +0000
                      Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-06 09:30 +0100
                        Re: Towards the *fully* 3D-printed electric cars. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2017-07-06 06:35 -0400
                        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-06 16:34 +0000
                          Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-06 21:25 -0400
                            Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-07 04:56 +0000
                              Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-07 02:09 -0700
                              Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-07 20:18 -0400
                          Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-07 06:19 +0100
                            Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-07 17:13 +0000
                              Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-08 06:49 +0100
                                Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-08 17:13 +0000
                                  Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-09 07:12 +0100
                                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-09 17:44 +0000
                                      Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-09 12:48 -0700
                                        Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-09 23:27 -0500
                                      Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-10 07:11 +0100
                                        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-10 16:30 +0000
                                          Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-11 06:49 +0100
                                            Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-11 17:47 +0000
                  Re: Towards the *fully* 3D-printed electric cars. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2017-07-05 08:19 -0400
                    Re: Towards the *fully* 3D-printed electric cars. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2017-07-05 10:39 -0400
                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-05 16:59 +0000
                      Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-05 11:11 -0700
                        Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-05 21:11 -0400
                          Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-05 19:28 -0700
                            Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-06 21:32 -0400
                              Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-06 19:38 -0700
                              Re: Towards the *fully* 3D-printed electric cars. Greg Goss <gossg@gossg.org> - 2017-07-09 21:55 -0600
                                Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-10 12:31 -0400
                                  Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-10 12:25 -0500
                                    Re: Towards the *fully* 3D-printed electric cars. jmfbahciv <See.above@aol.com> - 2017-07-11 13:00 +0000
                                  Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-10 12:44 -0700
                                    Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-10 18:21 -0400
                                      Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-10 16:44 -0700
                                        Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-10 19:52 -0400
                      Re: Towards the *fully* 3D-printed electric cars. David Mitchell <david.robot.mitchell@gmail.com> - 2017-07-06 09:33 +0100
                    Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-06 03:29 -0400
                  Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-05 21:04 -0400
                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-06 01:22 +0000
                      Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-05 22:18 -0400
                        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-06 05:06 +0000
                          Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-06 21:36 -0400
                            Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-07 05:00 +0000
                              Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-07 20:25 -0400
                                Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-08 00:40 +0000
                                  Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-07 17:53 -0700
                              Re: Towards the *fully* 3D-printed electric cars. Greg Goss <gossg@gossg.org> - 2017-07-09 21:56 -0600
                                Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-10 05:08 +0000
                                  Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-09 23:06 -0700
                                  Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-10 12:38 -0400
                                    Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-10 17:31 +0000
                                      Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-10 12:47 -0700
                                      Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-10 18:22 -0400
                                        Re: Towards the *fully* 3D-printed electric cars. jimp@specsol.spam.sux.com - 2017-07-10 22:35 +0000
                          Re: Towards the *fully* 3D-printed electric cars. Jeff Liebermann <jeffl@cruzio.com> - 2017-07-07 13:41 -0700
                Re: Towards the *fully* 3D-printed electric cars. Thomas Koenig <tkoenig@netcologne.de> - 2017-07-05 17:47 +0000
            Re: Towards the *fully* 3D-printed electric cars. JF Mezei <jfmezei.spamnot@vaxination.ca> - 2017-07-03 22:55 -0400
              Re: Towards the *fully* 3D-printed electric cars. Fred J. McCall <fjmccall@gmail.com> - 2017-07-03 20:16 -0700
            Re: Towards the *fully* 3D-printed electric cars. Greg Goss <gossg@gossg.org> - 2017-07-04 20:04 -0600
              Re: Towards the *fully* 3D-printed electric cars. Jeff Findley <jfindley@cinci.nospam.rr.com> - 2017-07-05 08:20 -0400
                Re: Towards the *fully* 3D-printed electric cars. Mahipal <mahipal7638@gmail.com> - 2017-07-05 05:43 -0700
      Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-04 20:04 -0400
        Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-06 06:21 -0400
    Re: Towards the *fully* 3D-printed electric cars. Robert Baer <robertbaer@localnet.com> - 2017-07-03 18:35 -0800
      Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-06 05:01 -0400
        Re: Towards the *fully* 3D-printed electric cars. Sегg io <innvalid@invalid.com> - 2017-07-06 13:38 -0500
    Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-06 05:10 -0400
      Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-10 17:16 -0400
    Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-06 05:13 -0400
      Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-06 08:35 -0400
      Re: Towards the *fully* 3D-printed electric cars. "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2017-07-07 10:31 -0400
        Re: Towards the *fully* 3D-printed electric cars. Greg Goss <gossg@gossg.org> - 2017-07-09 22:15 -0600
          Re: Towards the *fully* 3D-printed electric cars. Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2017-07-10 10:43 +0300
            Re: Towards the *fully* 3D-printed electric cars. Greg Goss <gossg@gossg.org> - 2017-07-10 21:32 -0600
          Re: Towards the *fully* 3D-printed electric cars. krw@notreal.com - 2017-07-10 12:39 -0400

Page 3 of 8 — ← Prev page 1 2 [3] 4 5 6 7 8  Next page →


#639033

Fromkrw@notreal.com
Date2017-07-05 21:02 -0400
Message-ID<403rlcd98s08nkadc84h63a4h9slntmnll@4ax.com>
In reply to#638936
On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
<fjmccall@gmail.com> wrote:

>jimp@specsol.spam.sux.com wrote:
>
>>In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>> 
>>> There is one very successful additive manufacturing process: casting.
>>>
>> 
>>Because it is fast and cheap.
>>
>
>Good, fast, cheap - choose any two.  It's obvious where the Chimp
>lives...

Are you saying that castings are not good?

[toc] | [prev] | [next] | [standalone]


#639046

FromFred J. McCall <fjmccall@gmail.com>
Date2017-07-05 19:12 -0700
Message-ID<047rlc15miro6qnsivc4s206fti9cugbk1@4ax.com>
In reply to#639033
krw@notreal.com wrote:

>On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
><fjmccall@gmail.com> wrote:
>
>>jimp@specsol.spam.sux.com wrote:
>>
>>>In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>> 
>>>> There is one very successful additive manufacturing process: casting.
>>>>
>>> 
>>>Because it is fast and cheap.
>>>
>>
>>Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>lives...
>>
>
>Are you saying that castings are not good?
>

I'm saying what I said.


-- 
"Some people get lost in thought because it's such unfamiliar
 territory."
                                      --G. Behn

[toc] | [prev] | [next] | [standalone]


#639047

Fromkrw@notreal.com
Date2017-07-05 22:16 -0400
Message-ID<ia7rlc5n008ucrmd2v71i74huclu5nkid6@4ax.com>
In reply to#639046
On Wed, 05 Jul 2017 19:12:48 -0700, Fred J. McCall
<fjmccall@gmail.com> wrote:

>krw@notreal.com wrote:
>
>>On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>><fjmccall@gmail.com> wrote:
>>
>>>jimp@specsol.spam.sux.com wrote:
>>>
>>>>In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>>> 
>>>>> There is one very successful additive manufacturing process: casting.
>>>>>
>>>> 
>>>>Because it is fast and cheap.
>>>>
>>>
>>>Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>>lives...
>>>
>>
>>Are you saying that castings are not good?
>>
>
>I'm saying what I said.

I was trying to help you make some sense of your nonsense but I guess
there wasn't any to make.

[toc] | [prev] | [next] | [standalone]


#639078

FromFred J. McCall <fjmccall@gmail.com>
Date2017-07-05 23:30 -0700
Message-ID<n7mrlc1i1h6tjkhkr45vk4esigjf9di3f2@4ax.com>
In reply to#639047
krw@notreal.com wrote:

>On Wed, 05 Jul 2017 19:12:48 -0700, Fred J. McCall
><fjmccall@gmail.com> wrote:
>
>>krw@notreal.com wrote:
>>
>>>On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>>><fjmccall@gmail.com> wrote:
>>>
>>>>jimp@specsol.spam.sux.com wrote:
>>>>
>>>>>In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>>>> 
>>>>>> There is one very successful additive manufacturing process: casting.
>>>>>>
>>>>> 
>>>>>Because it is fast and cheap.
>>>>>
>>>>
>>>>Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>>>lives...
>>>>
>>>
>>>Are you saying that castings are not good?
>>>
>>
>>I'm saying what I said.
>
>I was trying to help you make some sense of your nonsense but I guess
>there wasn't any to make.
>

I'm sorry you're stupid and have never designed anything in the real
world, but I can't fix you.


-- 
"Some people get lost in thought because it's such unfamiliar
 territory."
                                      --G. Behn

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#639086

FromDavid Mitchell <david.robot.mitchell@gmail.com>
Date2017-07-06 09:35 +0100
Message-ID<prOdnR05yZjHa8DEnZ2dnUU78fWdnZ2d@brightview.co.uk>
In reply to#639078
Fred J. McCall wrote:
> krw@notreal.com wrote:
>
>> On Wed, 05 Jul 2017 19:12:48 -0700, Fred J. McCall
>> <fjmccall@gmail.com> wrote:
>>
>>> krw@notreal.com wrote:
>>>
>>>> On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>>>> <fjmccall@gmail.com> wrote:
>>>>
>>>>> jimp@specsol.spam.sux.com wrote:
>>>>>
>>>>>> In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>>>>>
>>>>>>> There is one very successful additive manufacturing process: casting.
>>>>>>>
>>>>>>
>>>>>> Because it is fast and cheap.
>>>>>>
>>>>>
>>>>> Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>>>> lives...
>>>>>
>>>>
>>>> Are you saying that castings are not good?
>>>>
>>>
>>> I'm saying what I said.
>>
>> I was trying to help you make some sense of your nonsense but I guess
>> there wasn't any to make.
>>
>
> I'm sorry you're stupid and have never designed anything in the real
> world, but I can't fix you.

You're a bit of a bellend aren't you.

*PLONK*

[toc] | [prev] | [next] | [standalone]


#639123

FromFred J. McCall <fjmccall@gmail.com>
Date2017-07-06 10:05 -0700
Message-ID<5brslcht9i82t4d4ft9o5tgc2l0v053jbt@4ax.com>
In reply to#639086
David Mitchell <david.robot.mitchell@gmail.com> wrote:

>Fred J. McCall wrote:
>> krw@notreal.com wrote:
>>
>>> On Wed, 05 Jul 2017 19:12:48 -0700, Fred J. McCall
>>> <fjmccall@gmail.com> wrote:
>>>
>>>> krw@notreal.com wrote:
>>>>
>>>>> On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>>>>> <fjmccall@gmail.com> wrote:
>>>>>
>>>>>> jimp@specsol.spam.sux.com wrote:
>>>>>>
>>>>>>> In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>>>>>>
>>>>>>>> There is one very successful additive manufacturing process: casting.
>>>>>>>>
>>>>>>>
>>>>>>> Because it is fast and cheap.
>>>>>>>
>>>>>>
>>>>>> Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>>>>> lives...
>>>>>>
>>>>>
>>>>> Are you saying that castings are not good?
>>>>>
>>>>
>>>> I'm saying what I said.
>>>
>>> I was trying to help you make some sense of your nonsense but I guess
>>> there wasn't any to make.
>>>
>>
>> I'm sorry you're stupid and have never designed anything in the real
>> world, but I can't fix you.
>
>You're a bit of a bellend aren't you.
>

You're more than a bit of a foreskin, aren't you?

>
>*PLONK*
>

Good idea.  It'll save you the frustration of not being able to
explain to me what I mean by what I said.

-- 
"Ignorance is preferable to error, and he is less remote from the
 truth who believes nothing than he who believes what is wrong."
                               -- Thomas Jefferson

[toc] | [prev] | [next] | [standalone]


#639230

Fromkrw@notreal.com
Date2017-07-06 21:20 -0400
Message-ID<pdotlc5uf55agbps8fd6k7ihmhmro1d2ai@4ax.com>
In reply to#639123
On Thu, 06 Jul 2017 10:05:58 -0700, Fred J. McCall
<fjmccall@gmail.com> wrote:

>David Mitchell <david.robot.mitchell@gmail.com> wrote:
>
>>Fred J. McCall wrote:
>>> krw@notreal.com wrote:
>>>
>>>> On Wed, 05 Jul 2017 19:12:48 -0700, Fred J. McCall
>>>> <fjmccall@gmail.com> wrote:
>>>>
>>>>> krw@notreal.com wrote:
>>>>>
>>>>>> On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>>>>>> <fjmccall@gmail.com> wrote:
>>>>>>
>>>>>>> jimp@specsol.spam.sux.com wrote:
>>>>>>>
>>>>>>>> In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>>>>>>>
>>>>>>>>> There is one very successful additive manufacturing process: casting.
>>>>>>>>>
>>>>>>>>
>>>>>>>> Because it is fast and cheap.
>>>>>>>>
>>>>>>>
>>>>>>> Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>>>>>> lives...
>>>>>>>
>>>>>>
>>>>>> Are you saying that castings are not good?
>>>>>>
>>>>>
>>>>> I'm saying what I said.
>>>>
>>>> I was trying to help you make some sense of your nonsense but I guess
>>>> there wasn't any to make.
>>>>
>>>
>>> I'm sorry you're stupid and have never designed anything in the real
>>> world, but I can't fix you.
>>
>>You're a bit of a bellend aren't you.
>>
>
>You're more than a bit of a foreskin, aren't you?
>
>>
>>*PLONK*
>>
>
>Good idea.  It'll save you the frustration of not being able to
>explain to me what I mean by what I said.

It's good that you show everyone what you're really worth.

[toc] | [prev] | [next] | [standalone]


#639287

FromSегg io <innvalid@invalid.com>
Date2017-07-07 08:03 -0500
Message-ID<ojo0s4$79f$1@gioia.aioe.org>
In reply to#639230
On 7/6/2017 8:20 PM, krw@notreal.com wrote:
> On Thu, 06 Jul 2017 10:05:58 -0700, Fred J. McCall
> <fjmccall@gmail.com> wrote:
> 
>> David Mitchell <david.robot.mitchell@gmail.com> wrote:
>>
>>> Fred J. McCall wrote:
>>>> krw@notreal.com wrote:
>>>>
>>>>> On Wed, 05 Jul 2017 19:12:48 -0700, Fred J. McCall
>>>>> <fjmccall@gmail.com> wrote:
>>>>>
>>>>>> krw@notreal.com wrote:
>>>>>>
>>>>>>> On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>>>>>>> <fjmccall@gmail.com> wrote:
>>>>>>>
>>>>>>>> jimp@specsol.spam.sux.com wrote:
>>>>>>>>
>>>>>>>>> In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:

>>>>>>>
>>>>>>> Are you saying that castings are not good?
>>>>>>>
>>>>>>
>>>>>> I'm saying what I said.
>>>>>
>>>>> I was trying to help you make some sense of your nonsense but I guess
>>>>> there wasn't any to make.
>>>>>
>>>>
>>>> I'm sorry you're stupid and have never designed anything in the real
>>>> world, but I can't fix you.
>>>
>>> You're a bit of a bellend aren't you.

>>
>> You're more than a bit of a foreskin, aren't you?
>>
>>>
>>> *PLONK*
>>>
>>
>> Good idea.  It'll save you the frustration of not being able to
>> explain to me what I mean by what I said.
> 
> It's good that you show everyone what you're really worth.
> 

He has already shown he does not have any.

[toc] | [prev] | [next] | [standalone]


#639229

Fromkrw@notreal.com
Date2017-07-06 21:19 -0400
Message-ID<sbotlcttmkbe2g8teui7pj2luou1jn2rvi@4ax.com>
In reply to#639078
On Wed, 05 Jul 2017 23:30:45 -0700, Fred J. McCall
<fjmccall@gmail.com> wrote:

>krw@notreal.com wrote:
>
>>On Wed, 05 Jul 2017 19:12:48 -0700, Fred J. McCall
>><fjmccall@gmail.com> wrote:
>>
>>>krw@notreal.com wrote:
>>>
>>>>On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>>>><fjmccall@gmail.com> wrote:
>>>>
>>>>>jimp@specsol.spam.sux.com wrote:
>>>>>
>>>>>>In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>>>>> 
>>>>>>> There is one very successful additive manufacturing process: casting.
>>>>>>>
>>>>>> 
>>>>>>Because it is fast and cheap.
>>>>>>
>>>>>
>>>>>Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>>>>lives...
>>>>>
>>>>
>>>>Are you saying that castings are not good?
>>>>
>>>
>>>I'm saying what I said.
>>
>>I was trying to help you make some sense of your nonsense but I guess
>>there wasn't any to make.
>>
>
>I'm sorry you're stupid and have never designed anything in the real
>world, but I can't fix you.

So's your old man.  (what a loser!)

[toc] | [prev] | [next] | [standalone]


#639127

FromSегg io <innvalid@invalid.com>
Date2017-07-06 13:09 -0500
Message-ID<ojlud1$thn$1@gioia.aioe.org>
In reply to#639046
On 7/5/2017 9:12 PM, Fred J. McCall wrote:
> krw@notreal.com wrote:
> 
>> On Wed, 05 Jul 2017 11:08:21 -0700, Fred J. McCall
>> <fjmccall@gmail.com> wrote:
>>
>>> jimp@specsol.spam.sux.com wrote:
>>>
>>>> In sci.physics John Larkin <jjlarkin@highlandtechnology.com> wrote:
>>>>>
>>>>> There is one very successful additive manufacturing process: casting.
>>>>>
>>>>
>>>> Because it is fast and cheap.
>>>>
>>>
>>> Good, fast, cheap - choose any two.  It's obvious where the Chimp
>>> lives...
>>>
>>
>> Are you saying that castings are not good?
>>
> 
> I'm saying what I said.
> 
> 

you already said that. twice now.

[toc] | [prev] | [next] | [standalone]


#638875

FromFred J. McCall <fjmccall@gmail.com>
Date2017-07-04 23:05 -0700
Message-ID<cb0plctdvi5etq0l8lqc4pdk00cfn926ji@4ax.com>
In reply to#638784
jimp@specsol.spam.sux.com wrote:

>
>I fail to understand why geeks think 3D printing is the ultimate answer
>to manufacturing when it is in fact slow and expensive.
>

You fail to understand so much, this is just one tiny thing among
many.


-- 
"Ignorance is preferable to error, and he is less remote from the
 truth who believes nothing than he who believes what is wrong."
                               -- Thomas Jefferson

[toc] | [prev] | [next] | [standalone]


#638934

FromEdward Prochak <edprochak@gmail.com>
Date2017-07-05 10:52 -0700
Message-ID<f5c27456-ca4e-413d-a992-ca2a09426c7f@googlegroups.com>
In reply to#638784
On Tuesday, July 4, 2017 at 2:16:08 PM UTC-4, ji...@specsol.spam.sux.com wrote:
[]
> 
> Nope, economics.
> 
> It takes a fraction of a second to stamp out a sheet metal automobile body
> part out of standard sheet metal stock.
> 
> I fail to understand why geeks think 3D printing is the ultimate answer
> to manufacturing when it is in fact slow and expensive.
> 
> 
> -- 
> Jim Pennino

Jim,
You are repeating the classic Bill Gates 640K mistake and the three computers in the world market comment.

New technology is slow. Consider early computers with
clock speeds under 1 megahertz. Big, bulky, expensive
to buy and maintain. Niche market, until the technology
evolved.

Now you might say: not going to happen in the next N decades.
But the "never" is surely wrong (unless you mean, not before
we bomb ourselves out of this world).

 ed

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#638940

Fromjimp@specsol.spam.sux.com
Date2017-07-05 18:07 +0000
Message-ID<ofmv2e-nhp.ln1@mail.specsol.com>
In reply to#638934
Edward Prochak <edprochak@gmail.com> wrote:
> On Tuesday, July 4, 2017 at 2:16:08 PM UTC-4, ji...@specsol.spam.sux.com wrote:
> []
>> 
>> Nope, economics.
>> 
>> It takes a fraction of a second to stamp out a sheet metal automobile body
>> part out of standard sheet metal stock.
>> 
>> I fail to understand why geeks think 3D printing is the ultimate answer
>> to manufacturing when it is in fact slow and expensive.
>> 
>> 
>> -- 
>> Jim Pennino
> 
> Jim,
> You are repeating the classic Bill Gates 640K mistake and the three computers in the world market comment.
> 
> New technology is slow. Consider early computers with
> clock speeds under 1 megahertz. Big, bulky, expensive
> to buy and maintain. Niche market, until the technology
> evolved.
> 
> Now you might say: not going to happen in the next N decades.
> But the "never" is surely wrong (unless you mean, not before
> we bomb ourselves out of this world).

The phyics of laying down material a fraction of a millimeter at a time
and then cooling it or sintering it and cooling it says 3D printing will
ALLWAYS be slow and the fact that the printing material has to be specially
prepared to be printed says the raw material will ALLWAYS be more expensive.

> 
>  ed

-- 
Jim Pennino

[toc] | [prev] | [next] | [standalone]


#638953

FromSегg io <innvalid@invalid.com>
Date2017-07-05 14:21 -0500
Message-ID<ojje8r$1bg2$1@gioia.aioe.org>
In reply to#638940
On 7/5/2017 1:07 PM, jimp@specsol.spam.sux.com wrote:
> Edward Prochak <edprochak@gmail.com> wrote:
>> On Tuesday, July 4, 2017 at 2:16:08 PM UTC-4, ji...@specsol.spam.sux.com wrote:
>> []
>>>
>>> Nope, economics.

>>
>> Now you might say: not going to happen in the next N decades.
>> But the "never" is surely wrong (unless you mean, not before
>> we bomb ourselves out of this world).
> 
> The phyics of laying down material a fraction of a millimeter at a time
> and then cooling it or sintering it and cooling it says 3D printing will
> ALLWAYS be slow and the fact that the printing material has to be specially
> prepared to be printed says the raw material will ALLWAYS be more expensive.
> 
+ the "printed" metal is full of heat stress and voids, and gas 
contamnation.

[toc] | [prev] | [next] | [standalone]


#638957

Fromjimp@specsol.spam.sux.com
Date2017-07-05 19:34 +0000
Message-ID<ejrv2e-h3q.ln1@mail.specsol.com>
In reply to#638953
Sегg io <innvalid@invalid.com> wrote:
> On 7/5/2017 1:07 PM, jimp@specsol.spam.sux.com wrote:
>> Edward Prochak <edprochak@gmail.com> wrote:
>>> On Tuesday, July 4, 2017 at 2:16:08 PM UTC-4, ji...@specsol.spam.sux.com wrote:
>>> []
>>>>
>>>> Nope, economics.
> 
>>>
>>> Now you might say: not going to happen in the next N decades.
>>> But the "never" is surely wrong (unless you mean, not before
>>> we bomb ourselves out of this world).
>> 
>> The phyics of laying down material a fraction of a millimeter at a time
>> and then cooling it or sintering it and cooling it says 3D printing will
>> ALLWAYS be slow and the fact that the printing material has to be specially
>> prepared to be printed says the raw material will ALLWAYS be more expensive.
>> 
> + the "printed" metal is full of heat stress and voids, and gas 
> contamnation.

Nope, but the things that keep that from happening are also part of the
reason why such is slow and expensive and will always be so.


-- 
Jim Pennino

[toc] | [prev] | [next] | [standalone]


#638984

FromEdward Prochak <edprochak@gmail.com>
Date2017-07-05 15:32 -0700
Message-ID<3dd0774b-0e05-4c7e-9518-9122395fe22b@googlegroups.com>
In reply to#638940
On Wednesday, July 5, 2017 at 2:16:05 PM UTC-4, ji...@specsol.spam.sux.com wrote:
> Edward Prochak <edprochak@gmail.com> wrote:
[]
> > 
> > New technology is slow. Consider early computers with
> > clock speeds under 1 megahertz. Big, bulky, expensive
> > to buy and maintain. Niche market, until the technology
> > evolved.
> > 
> > Now you might say: not going to happen in the next N decades.
> > But the "never" is surely wrong (unless you mean, not before
> > we bomb ourselves out of this world).
> 
> The phyics of laying down material a fraction of a millimeter at a time
> and then cooling it or sintering it and cooling it says 3D printing will
> ALLWAYS be slow and the fact that the printing material has to be specially
> prepared to be printed says the raw material will ALLWAYS be more expensive.
> 

Same argument could have been made with early computers.
For first generation:
Because relays are mechanical computers will always be slow
and unreliable.

For second generation:
Because vacuum tubes need a hot filament to operate,
computers will always be hot and unreliable.

Don't count out the possibility for new materials or
methods to change the game dramatically.

Now I did notice, Jim, you changed from Never to 50 years.
You might be right on that time frame. IOW, I agree that
some of these predictions are very optimistic.
ed

[toc] | [prev] | [next] | [standalone]


#638993

Fromjimp@specsol.spam.sux.com
Date2017-07-05 23:00 +0000
Message-ID<9l703e-c9r.ln1@mail.specsol.com>
In reply to#638984
Edward Prochak <edprochak@gmail.com> wrote:
> On Wednesday, July 5, 2017 at 2:16:05 PM UTC-4, ji...@specsol.spam.sux.com wrote:
>> Edward Prochak <edprochak@gmail.com> wrote:
> []
>> > 
>> > New technology is slow. Consider early computers with
>> > clock speeds under 1 megahertz. Big, bulky, expensive
>> > to buy and maintain. Niche market, until the technology
>> > evolved.
>> > 
>> > Now you might say: not going to happen in the next N decades.
>> > But the "never" is surely wrong (unless you mean, not before
>> > we bomb ourselves out of this world).
>> 
>> The phyics of laying down material a fraction of a millimeter at a time
>> and then cooling it or sintering it and cooling it says 3D printing will
>> ALLWAYS be slow and the fact that the printing material has to be specially
>> prepared to be printed says the raw material will ALLWAYS be more expensive.
>> 
> 
> Same argument could have been made with early computers.
> For first generation:
> Because relays are mechanical computers will always be slow
> and unreliable.
> 
> For second generation:
> Because vacuum tubes need a hot filament to operate,
> computers will always be hot and unreliable.
> 
> Don't count out the possibility for new materials or
> methods to change the game dramatically.

Bloviating nonsense.

The accuracy of the printed object depends on the thickness of the applied
layer which means if you want a fraction of a millimeter accuracy in your
part, you need fraction of a millimeter layers.

Do you think a new form of aluminum or titanium will be invented?
 
> Now I did notice, Jim, you changed from Never to 50 years.
> You might be right on that time frame. IOW, I agree that
> some of these predictions are very optimistic.

What the hell are you talking about?

> ed

-- 
Jim Pennino

[toc] | [prev] | [next] | [standalone]


#639124

FromEdward Prochak <edprochak@gmail.com>
Date2017-07-06 10:12 -0700
Message-ID<0f1399e1-695e-4a77-9387-3f80bdbe77d2@googlegroups.com>
In reply to#638993
On Wednesday, July 5, 2017 at 7:01:08 PM UTC-4, ji...@specsol.spam.sux.com wrote:
> Edward Prochak <edprochak@gmail.com> wrote:
> > On Wednesday, July 5, 2017 at 2:16:05 PM UTC-4, ji...@specsol.spam.sux.com wrote:
> >> Edward Prochak <edprochak@gmail.com> wrote:
> > []
> >> > 
> >> > New technology is slow. Consider early computers with
> >> > clock speeds under 1 megahertz. Big, bulky, expensive
> >> > to buy and maintain. Niche market, until the technology
> >> > evolved.
> >> > 
> >> > Now you might say: not going to happen in the next N decades.
> >> > But the "never" is surely wrong (unless you mean, not before
> >> > we bomb ourselves out of this world).
> >> 
> >> The phyics of laying down material a fraction of a millimeter at a time
> >> and then cooling it or sintering it and cooling it says 3D printing will
> >> ALLWAYS be slow and the fact that the printing material has to be specially
> >> prepared to be printed says the raw material will ALLWAYS be more expensive.
> >> 
> > 
> > Same argument could have been made with early computers.
> > For first generation:
> > Because relays are mechanical computers will always be slow
> > and unreliable.
> > 
> > For second generation:
> > Because vacuum tubes need a hot filament to operate,
> > computers will always be hot and unreliable.
> > 
> > Don't count out the possibility for new materials or
> > methods to change the game dramatically.
> 
> Bloviating nonsense.
> 
> The accuracy of the printed object depends on the thickness of the applied
> layer which means if you want a fraction of a millimeter accuracy in your
> part, you need fraction of a millimeter layers.
> 
> Do you think a new form of aluminum or titanium will be invented?

Do you think the only way to get higher resolution is the
current planar method? Scintering metal powder IS SLOW.

I am allowing for the idea that some other method may
be invented that perhaps images the item in multiple
dimensions at once. Don't ask me how it works because
no one invented it yet.

If you had asked computer experts in the 1940's how to build 
a computer that was desktop sized, they would not have a clue
and would likely say "Impossible!" OR that current technology
of vacuum tubes would not be the solution and new materials
and designs would be needed.

>  
> > Now I did notice, Jim, you changed from Never to 50 years.
> > You might be right on that time frame. IOW, I agree that
> > some of these predictions are very optimistic.
> 
> What the hell are you talking about?

I was being generous from your comment in another post:
> So we can expect 3D printers to still be niche in 50 years.

But if you want to stick to "never", then I can't help you.

ed

[toc] | [prev] | [next] | [standalone]


#639128

FromSегg io <innvalid@invalid.com>
Date2017-07-06 13:15 -0500
Message-ID<ojluoe$12n3$1@gioia.aioe.org>
In reply to#639124
On 7/6/2017 12:12 PM, Edward Prochak wrote:
> On Wednesday, July 5, 2017 at 7:01:08 PM UTC-4, ji...@specsol.spam.sux.com wrote:
>> Edward Prochak <edprochak@gmail.com> wrote:
>>> On Wednesday, July 5, 2017 at 2:16:05 PM UTC-4, ji...@specsol.spam.sux.com wrote:
>>>> Edward Prochak <edprochak@gmail.com> wrote:
>>> []
>>>>>
>>>>> New technology is slow. Consider early computers with
>>>>> clock speeds under 1 megahertz. Big, bulky, expensive
>>>>> to buy and maintain. Niche market, until the technology
>>>>> evolved.
>>>>>
>>>>> Now you might say: not going to happen in the next N decades.
>>>>> But the "never" is surely wrong (unless you mean, not before
>>>>> we bomb ourselves out of this world).
>>>>
>>>> The phyics of laying down material a fraction of a millimeter at a time
>>>> and then cooling it or sintering it and cooling it says 3D printing will
>>>> ALLWAYS be slow and the fact that the printing material has to be specially
>>>> prepared to be printed says the raw material will ALLWAYS be more expensive.
>>>>

>>
>> The accuracy of the printed object depends on the thickness of the applied
>> layer which means if you want a fraction of a millimeter accuracy in your
>> part, you need fraction of a millimeter layers.
>>
>> Do you think a new form of aluminum or titanium will be invented?
> 
> Do you think the only way to get higher resolution is the
> current planar method? Scintering metal powder IS SLOW.

Scintering creates voids, gas inclusions, etc.


> 
> I am allowing for the idea that some other method may
> be invented that perhaps images the item in multiple
> dimensions at once. Don't ask me how it works because
> no one invented it yet.
> 
> If you had asked computer experts in the 1940's how to build
> a computer that was desktop sized, they would not have a clue
> and would likely say "Impossible!" OR that current technology
> of vacuum tubes would not be the solution and new materials
> and designs would be needed.

comparison to computers is invalid.

we already have many ways to form products, like castings, and many 
other ways to form metals,

Key issues are   Quality,  Cost, and  Time.
and we dont know the whole story yet.

[toc] | [prev] | [next] | [standalone]


#639288

FromEdward Prochak <edprochak@gmail.com>
Date2017-07-07 06:20 -0700
Message-ID<2e047cb8-bd6f-4bd7-8012-30f55a915092@googlegroups.com>
In reply to#639128
On Thursday, July 6, 2017 at 2:15:49 PM UTC-4, Sегg io wrote:
> On 7/6/2017 12:12 PM, Edward Prochak wrote:
> > 
> > I am allowing for the idea that some other method may
> > be invented that perhaps images the item in multiple
> > dimensions at once. Don't ask me how it works because
> > no one invented it yet.
> > 
> > If you had asked computer experts in the 1940's how to build
> > a computer that was desktop sized, they would not have a clue
> > and would likely say "Impossible!" OR that current technology
> > of vacuum tubes would not be the solution and new materials
> > and designs would be needed.
> 
> comparison to computers is invalid.
> 
> we already have many ways to form products, like castings, and many 
> other ways to form metals,

The analogous argument with computers would have been:
we already have many ways to compute like
 people (the original "computers")
 relay machines, and vacuum tube machines
> 
> Key issues are   Quality,  Cost, and  Time.
> and we dont know the whole story yet.
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
THAT'S MY WHOLE POINT!

So you may have disagreed with the comparison to the
development of computer technology, but it looks like
you agree with the conclusion.

3-D printing technology is in the beginning stages of
its development. What the ultimate method that is used
is unknown to us here and now.

Have a good day.
ed

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