Great Wall Mineral (GWM) is internationally active in the market of industrial minerals with a sound reputation within a number of product applications. Having its own processing factories located in LINGSHOU, a mountainous county renowned for mining and processing a series of nonmetallic minerals (among which muscovite mica, phlogopite mica, vermiculite, quartz, marbles are extraordinarily prominent), Great Wall Mineral produces & exports customized merchandise for clients from all over the ...
read moreAdditives for oilfield drilling mud/fruild- (Unidirectional pressure sealant for drilling fluid).
Characteristics: It is a ...
Composite plugging agent (plugging while drilling) is made from nature polymer based composite, it can be used well in ...
read moreGeneral Description Phlogopite Mica is a hydrated silicate of potassium and magnesium. Appearance Flakes or powder ...
read moreGeneral Description Quartz is the most abundant mineral in the Earth's continental crust. It is made up of a lattice of ...
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