W Tungsten Crucibles, Brand Name : DD for Sapphire Growing

Specification 1. Physical and chemical properity: 1) purity: wâ�¥99.95% 2) density: 19.3 gcm 3 2.advantage: 1) precise machining tolerance. 2) high quality and purity of tungsten crucible. 3) factory price â  3.dimension and tolerance state supply specification toleranceâ  wall thickness(mm) toughness(î¼m) sintering state 70-500 50-750 â±5.0 â±5.0 8-20