2. Purity :>=99.95%
Melting Point: 3410 Degrees Celsius
Boiling Point: 5927°C
High quality, workability
4. Quality certification: ISO9002
5. Product Feature: High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion..
6. Chemical composition
7.Application: Mainly used to found ingredient of material, cutter and heads, tungsten wire for lights instruments and conductor of heat, crankshaft and cylinder barrel of advanced automobile, ingredient of kinds of heat-resistant steel, mainly used to guns, artillery, rockets, satellite, airplane and ship.