Fire Assay Cupels

Fire Assay Cupel
1.Made of Magnesite
2.Used for smelting and assaying.
3.High thermal shock resistance
Magnesia: ≥95%
Silica, Silicon dioxide: 0-5%
Property: High refractoriness(1100 centigrade degrees),rapid absorption(70%),and recovery rate of 97% -98.5%,easy to use, without milling.
1.Made of Magnesite
2.Used for smelting and assaying.
3.High thermal shock resistance
Magnesia: ≥95%
Silica, Silicon dioxide: 0-5%
Property: High refractoriness(1100 centigrade degrees),rapid absorption(70%),and recovery rate of 97% -98.5%,easy to use, without milling.
Specifications
