Tungsten bar introduction 1, Grade: W1, W2, W3, W4 2, width*Length: (2.0-100.0mm)*(2.0-100.0mm) 3, High: 50-1000mm 4, Density: Purity 99.92%, 99.98% can also be achieved if special demanded. 5, Surface: Sintering surface, Forged surface, Ground surface