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- Black Silicon Carbide
- Black silicon carbide is popular abrasive grains smelted by Petroleum coke and Quartz, widely used for sandblasting, grinding and cutting tools, saw wiring, refractory, foundry...https://www.renwa-abrasive.com/abrasive-grain/black-silicon-carbide.html
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Shandong Renwa Abrasive Teh. Co.,ltd.
[Unverified]
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Negotiable
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