내화도 (정도)
Common (1580°< Refractoriness< 1770°)
Product name
Large Crucible Fire Assay Crucible for Gold Melting Ali Supplier
Material
Alumina Ceramic,FireClay
Shape
Conical,Circular,Cylindrical,Oval ETC.
Color
Yellow,Light Yellow,White
Wordking Temperature
About 1300-1400 Celsius Degree
Purpose
Smelting and assaying