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Tungsten Disulphide

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Tungsten Disulphide Chemical
CAS NO. : 12138-09-9


Uses :
It mainly has application in spraying, coating, carbon material, super rigidity material, and weld thread material, all sorts of grease, lubricating oil, friction materials and catalyses.

WS2 can be applied for lubricants such as grease, oil and synthetic lubricants as an additive with powder form 1% to 15%


Properties WS2
Colour Silver Gray
Appearance Crystalline Solid
Melting Point (oC) 1250oC, 1260oC (decomposes)
Density (Kg.m-3) 7500
Molecular Weight 248
Coefficient of Friction 0.03 Dynamic; 0.07 Static
Lubrication Temperature Range Ambient: from -273oC to 650oC Vacuum (10 -14 Torr): from -188oC to 1316oC
Chemical Durability Inert Substance, Non-Toxic
Coatable Substrates Iron, Steel, Aluminum, Copper, other Metals, Plastics and Manmade Solids


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