Min. Order Reference FOB Price
40 Pieces US$2.00-10.00 / Piece
Product Description
Fused Silica Quartz Ceramic Crucible for Gold Melting 1.Material: most composition is SiO2 ( ≥ 80%), Al2O3 (≤17%) and other is 3%( K2O,Na2O,Fe2O3) . 2.Application: used for platinum , gold , and other high temperature alloy melting . 3.High in hardness, and pressure resistance ...