Ceramic Fire Assay Crucibles and Cupels for Gold Assaying

Ceramic Fire Assay Crucibles And Cupels For Gold Assaying


I. CLASSIFICATION

NOT CLASSIFIED AS A HAZARD ACCORDING TO WORKSAFE

II. THE PRODUCT USE

For laboratory refining of gold ore components

III. MAIN COMPONENTS OF RAW MATERIALS

Main components of raw materials: Kaolin, bauxite, talc

IV. MAIN MINERAL COMPOSITION OF CRUCIBLE

The main mineral composition Crucible: Cordierite, mullite, silicon oxide

V. MANUFACTURING PROCESS


Memo: Custom-made is available
Typical properties
Refractoriness 1650 centigrade
Refractoiness under load 1420 centigrade
Al2O3 36%-46%
SiO2 45%-56%
Fe2O3 ≤ 1%
Characteristics: Strong refractoriness and corrosion resistance, impervious and not craze, excluding gold and silver elements, more accurate test results.
The average serial can be used for 2-3 times, the export serial can be used for 3-5 times