Tungsten crucibles Specifications: 1) Material: W 99.95% (min.) 2) Sintering tungsten crucible Density: 18.0 - 18.5 g/cm3 Working temperature: 1800 - 2,600 DC Diameter: 100 - 500mm (max.) Cubage : 0.4 - 100 litres 3)Forging tungsten crucible Density: 18.5 - 19.0 g/cm3 Working temperature: 1800 - 2,600 DC Diameter: 18 - 150mm (max.) Cubage :2 - 500 ml