Gilsonite is used to control API and HTHP fluid loss in the oil base drilling fluid. when mixed with organophilic clays, it is particular grind size and softening point are ideal for reducing whole mud losses to the formation .Gilsonite pulverized is only partially soluble in aromatic hydrocarbons.
Gilsonite Gilsonite foundry additive for foundry sand pre-blends providing reduced smoke and emissions. It is packed in jumbo bag. ...
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