通過不同的分級工藝,可獲得一級97%黑碳化硅含量、二級90%含量和三級70%以上含量級別不同的黑碳化硅,加工成各類顆粒、細粉,廣泛用于普通耐火材料、鑄造等領(lǐng)域。
品級 Grade | 型號 Model | 化學(xué)成份-Composition/ % | |||
SiC | F.C | Fe2O3 | Magnetic | ||
一級Ⅰ | SN97 | ≥97.10 | ≤0.40 | ≤0.35 | ≤0.05 |
二級Ⅱ | SN90 | ≥90.1 | ≤3.0 | ≤1.50 | ≤0.05 |
三級Ⅲ | SN80 | ≥82.3 | ≤5.0 | ≤3.5 | ≤0.08 |
三級Ⅲ | SN70 | ≥72.0 | ≤8.0 | ≤3.50 | ≤0.08 |
典型的一級、二級碳化硅細粉指標/ SiC Powder composition | |||||
粒徑 Size/mm | 化學(xué)成份-Composition/ % | ||||
SiC | F.C | Fe2O3 | Magetic | ||
-325 F | ≥97.1 | ≤0.40 | ≤0.40 | ≤0.08 | |
-200 F | ≥97.1 | ≤0.40 | ≤0.40 | ≤0.08 | |
-100 F | ≥97.1 | ≤0.40 | ≤0.40 | ≤0.08 | |
-325 F | ≥90.2 | ≤3.0 | ≤1.2 | ≤0.1 | |
-200 F | ≥90.2 | ≤3.0 | ≤1.2 | ≤0.1 | |
-100 F | ≥90.2 | ≤3.0 | ≤1.2 | ≤0.1 |