Re: end-life criterion for SL inserts - Humorous response

From: Sales@MLF
Date: Fri Jun 04 1999 - 22:22:45 EEST


Tom,

Please read the questions before just replying.

Thanks
Carl Dekker

-----Original Message-----
From: Tom Richards <tomr@aicasting.com>
To: Joe Allison <Joe@solidconcepts.com>
Cc: rp-ml@bart.lpt.fi <rp-ml@bart.lpt.fi>
Date: Friday, June 04, 1999 1:59 PM
Subject: Re: end-life criterion for SL inserts - Humorous response

>Joe: Well said! That's why we simply precision cast the molds in a most
>suitable alloy, like H13 or 20C or A356.
>
>At 11:10 AM 6/4/99 -0700, you wrote:
>>Sorry, it's Friday. Although it is a legitimately good question, and I am
>>also interested in some of the serious responses, only humorous answers
came
>>to mind when I read this.
>>
>>>Dear people,
>>>
>>>I'm looking for a end life criterion for stereolithography
>>>injection moulding inserts. How can I characterize the
>>>end-life? Any suggestions? Does anyone know something?
>>>
>>
>>1. When the insert fractures into a million pieces.
>>2. When the out gasing from the insert actually ignites.
>>3. When the protruding cores start to droop.
>>4. When all of the protruding cores eject with the part.
>>5. When the flash exceeds 1 mm (usually the first part).
>>6. When clamp tonage reduces the insert thickness to less than the flash
>>thickness.
>>
>>I am sure there are others out there who could share some even funnier
>>experiences. Some are probably too true to laugh about.
>>
>>Just one more thing, the above usually occurs just when you reach the
>>temperatures and pressures necessary to fill and pack the mold.
>>
>>To anyone how doesn't see any humor in this, all I can say is - "you had
to
>>be there".
>>
>>
>>Joe Allison
>>Solid Concepts Inc.
>>28231 Avenue Crocker #10
>>Valencia, CA 91355
>>Tel: (805) 257-9300
>>Fax: (805) 257-9311
>>Email: Joe@SolidConcepts.com
>>
>>
>>For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
>>
>>
>
>
>For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
>

For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/



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