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37719

Re[2]: [casting] Re: Smooth-On stale dated?

... From: "Corey Minion csminion@... [casting]" To: casting@yahoogroups.com Date: 02/03/16 18:50 Subject: Re: [casting]
DANIELOCONNELL
Feb 4
#37719
 
37718

Re: Smooth-On stale dated?

dow corning blue silicon, 12 yrs old stirred, fine.
Corey Minion
Feb 3
#37718
 
37717

Re: Smooth-On stale dated?

My 2 1/2 year old partially used MicroMart Silicon gelled. Moral: Don't get more than you can use in a short period. Gary Ray ... From:
Gary Ray
Feb 3
#37717
 
37716

Re: Smooth-On stale dated?

... I once purchased a container of RTV from Hobby Lobby and it was alread solidified. -- Lane
Lane Shutt
Feb 2
#37716
 
37715

Re: Smooth-On stale dated?

I don't think silicone really goes bad, at least not like resins do. If I want to make a mold and I think the silicone is too old, I just get some fresh
Millicent Lewis
Jan 25
#37715
 
37714

Re: Smooth-On stale dated?

Great news, Doc, and useful to know for future reference. Kelly From: casting@yahoogroups.com [mailto:casting@yahoogroups.com] Sent: 20 January 2016 22:21 To:
Kelly Sealey
Jan 22
#37714
 
37713

Re: Smooth-On stale dated?

... So I called Sculpture Supply Canada and asked. It seems that the date shown is the date they receive the shipment from Smooth-On. And the other six digit
doc
Jan 20
#37713
 
37712

Re: Two resin questions . . .

... That's a good idea. I've used toner from photocopy machines. Turned out well but wasn't a spot where I needed strength. If you have a color laser
doc
Jan 18
#37712
 
37711

Re: Two resin questions . . .

Actually, the problem is that to get solid colors you don't TINT plastic injection molding resin, you DYE it. Solid dies will get you whatever color you wish,
Ted Quick
Jan 18
#37711
 
37710

Re: Two resin questions . . .

... Can you describe what you mean by "Delrin-like"? Color, machinability, hardness, tensile strength... ... A number of casting polymers are black. Haven't
doc
Jan 18
#37710
 
37709

Re: Two resin questions . . .

Tinted will never look right. To make a good looking car even with injection molding it has to be painted. Ken Burney From: casting@yahoogroups.com
Ken Burney
Jan 18
#37709
 
37708

Two resin questions . . .

. . . if I might: 1) Are there resins that are Delrin-like when set? 2) Can resins be tinted "fully" in the way injection molded plastic can be, that is, like
cornbeltroute
Jan 18
#37708
 
37707

Re: Smooth-On stale dated?

Actually, I think those stickers may be put on by Sculpture Supply to indicate when they received the item. In that case, the item should be good for a
pat_lawless
Jan 17
#37707
 
37706

Re: Smooth-On stale dated?

... FWIW, that's month, day, year. Checked some other Smooth-On products to confirm. So if it is the expiry, then it's only a month and a half "stale". DOC
doc
Jan 16
#37706
 
37705

Re: Smooth-On stale dated?

... Good point. I really don't know. On most of the products that I come across, the date on the package is an expiry date. If it's the production date then
doc
Jan 16
#37705
 
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