Resources & Advanced Materials Department

Tungsten Compound, molybdenum Compound:Iwatani|岩谷産業-資源・新素材部

Tungsten Compound

Tungsten has the highest melting point of all metals and has a high level of hardness.
Accordingly, its applications include cemented carbide and catalysts.

■Applications
Cemented carbide tools, catalysts, special steel, and others
■Products offered
Tungsten metal
Sodium tungstate
Tungsten trioxide
Tungsten carbide
Ammonium paratungstate (APT)
Ammonium metatungstate (AMT)

Tungsten metal

Product Mean Particle Size(μm) W(%) Mo(%)
Tungsten metal 0.4〜40 ≧99.9 <0.002


Sodium tungstate

Product WO3(%) Na2WO4・2H2O(%) Mo(%)
Sodium tungstate ≧69 ≧99 <0.002


Tungsten blue oxide

Product Mean Particle Size(μm) WO2.9-2.97(%)
Tungsten blue oxide(BTO) 7-18μm ≧99.95

Product Mean Particle Size(μm) WO3(%)
Tungsten yellow oxide(YTO) 10-18μm ≧99.95


Tungsten carbide

Product Mean Particle Size(μm) W(%) Mo(%)
Tungsten carbide 0.5〜30 ≧99.8 <0.003


Ammonium paratungstate(APT)

Product WO3(%)
Ammonium paratungstate(APT) 88.5


Ammonium metatungstate(AMT)

Product WO3(%)
Ammonium metatungstate(AMT) 91


Molybdenum Compound

Molybdenum has high melting point, low thermal expansion, and high thermal conductivity.
Accordingly, it's being used in many kinds of application.

■Applications
Catalysts ,ceramics, sintering setter for magnetic material, additive for steel and others
■Products
Molybdenum oxide
Ammonium molybdate
Molybdenum powder
Molybdenum metal
Molybdenum plate