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There’re black spots in white fused alumina, may be because the impurities it carries are

Production elastic abrasive blocks are not limited to white fused alumina, but also can be

The special process of tabular alumina determines its unique properties: high refractoriness; high corrosion resistance;

Compared with brown corundum, white corundum has higher purity and greater hardness than brown corundum,

The difference between fused corundum and tabular alumina Fused corundum is generally used in refractory