Black silicon carbide is quartz sand, petroleum coke and quality silica as the main raw material in electric arc furnace smelting. Its hardness between corundum and diamond, the mechanical strength is higher than corundum, brittle and sharp. Black silicon carbide SiC containing approximately 98.5% higher than its toughness green silicon carbide, mostly for processing low tensile strength of the material, such as glass, ceramics, stone, refractory materials, cast iron and non-ferrous metals.
2014年3月2日星期日
The salient features of calcium silicon
H&X buy brown fused alumina with high purity, good crystalline liquidity, low coefficient of linear expansion, corrosion-resistant characteristics. Dozens of refractory producers proven that the product has not detonate in the application process, not H&X silicon carbide abrasive powder, not crack characteristics. In particular, its cost is much higher than conventional corundum, but making the best of corundum refractory aggregate and filler.
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