Dalchem's Most Popular Silicone Rubber. Beginners and pros alike.
SRT30 Condensation Cured Silicone Rubber. Add between 3% - 5% catalyst
This is the perfect mouldmaking silicone for all those intricate detail moulds and castings.
Easy to use! Add the blue catalyst to the white rubber and mix to an even blue colour - No white streaks and its mixed. Easy!
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