1>Materials:99.95% Min;
2>Size:OD:10-300mm;
3>Height:6-600mm ;
4>Standard:GB/T3876-1983.
tungsten crucible:1,Materials:99.95% Min; 2,Size:OD:10-300mm; 3,Height:6-600mm ; 4,Standard:GB/T3876-1983,ASTMproduction introduce:1.Appearance: shiny, matte or...