Foundry

#Foundries have known for decades around the world. when put to the fire of molten iron, #Gilsonite brings high performance to foundry sand. Gilsonite foundry additive for foundry sand preblends providing reduced smoke and emissions. Additive comprising a mixture of 1 part iron oxide, 1 part highly volatile carbonaceous material such as Gilsonite also 4 parts of metallurgical coke. This is 1/4 of foundry sand preblend. Other 3/4 consisting essentially of clays.

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