Release time: 2020-11-19 10:49:12 Page viewed: 75
性能特点:黑碳化硅是以石英砂和石油焦(无烟煤)为主要原料,在电阻炉内经高温冶炼而成,呈黑色不透明体,六角形结晶,莫氏硬度在9.15-9.5.仅次于金刚石和碳化硼,性能脆而锋利,并且有一定的导电性和导热性。
产品用途:用其制作磨具,适用于加工抗张强度低的金属和非金属材料。如:灰铸铁、有色金属、石材、皮革、橡胶等。还广泛用于耐火材料、冶金添加剂。
企业标准
级别/项目 |
SIC |
F.C |
Fe2O3 |
H2O |
特级 |
≥98.5% |
≤0.25% |
≤0.25% |
≤1.0% |
一级 |
≥98% |
≤0.3% |
≤0.5% |
≤1.0% |
二级 |
≥90% |
≤2.5% |
≤0.3% |
≤1.0% |
三级 |
≥70% |
≤7% |
≤0.7% |
≤1.0% |
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