mAGNESIA CUPELS
- Our magnesia cupel uses high-quality raw materials and a unique formula. And its composition includes up to 90% magnesium oxide and special flux.
- Cupellation is the second and most important step in the fire assay process.Therefore, the quality of the cupel is very important.
- SCR aims to manufacture a full range of fire-assay cupels with premium quality and competitive cost.Manufacture high-quality fire assay cupels with a 90% magnesia content.
- Our magnesia cupel absorbs more lead oxide than ordinary bone ash cupels. So our magnesia cupel has strong mechanical strength and perfect quality uniformity.
- In the process of cupellation, the magnesia cupel will not cause splashing of lead, and can quickly absorb a large amount of lead oxide and will not crack and pit.After the cupellation process, the gold-silver particles in the cupel can be easily removed.
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Our Magnesia cupels are regularly sample tested in our own laboratory to ensure that we always provide our customers with quality cupels.
