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Is RTV Silicone heat resistant?
3 replies to this topic
Posted 19 January 2007 - 04:34 PM
Is RTV Silicone heat resistant? Can I make a mold out of it and use it to pour lead jigs? Thanks.
Posted 19 January 2007 - 04:45 PM
I made 2 molds out of RTV a while back and poured several parts with Tin and it dosen't look like it hurt the mold any. You have to let the mold set for 20 or 30 seconds before you can open the mold.