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RTV-2 molding silicone rubber for concrete casting is a type of silicone with hardness Shore A 10-60 shore a . It is a kind of of two- component materials
consisting of a flowable part A which when mixed with the curing agent or catalyst,cures at room temperatureby a condensation recation. It is widely used for making molds for artificial stone, gypsum casting, grc, grfc, cement/concrete decorative products and etc.