High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion. 1. Grade: W1,W2,WAL,WLa, WNiFe2. Purity :> =99.95%3. Characteristic:Melting Point: 3410 Degrees CelsiusBoiling Point:5927 Degrees CelsiusDensity: 19.3g/cm3High quality, workability4. Certificate: ISO90025. Product Feature: High melting point, High-density, high temperature ...