綠碳化硅是用石英砂、石油焦、木屑（生產(chǎn)時(shí)加食鹽）等原料通過電阻爐高溫冶煉而成。
粒 度 |
最粗粒 | 粗粒 | 基本粒 | 混合粒 | 細(xì)粒 | |||||
| 尺寸 范圍 |
允許顆粒 | 尺寸 范圍 |
重量% 不多于 |
尺寸 范圍 |
重量% 不少于 |
尺寸 范圍 |
重量% 不少于 |
尺寸 范圍 |
重量% 不多于 |
|
| W63 | 100-80 | 1 | 80-63 | 15 | 63-50 | 50 | 63-40 | 80 | 細(xì)于40 | 5 |
| W50 | 80-63 | 1 | 63-50 | 15 | 50-40 | 50 | 50-28 | 80 | 細(xì)于28 | 5 |
| W40 | 63-50 | 1 | 50-40 | 15 | 40-28 | 50 | 40-20 | 80 | 細(xì)于20 | 5 |
| W28 | 50-40 | 1 | 40-28 | 18 | 28-20 | 45 | 28-14 | 74 | 細(xì)于14 | 8 |
| W20 | 40-28 | 1 | 28-20 | 18 | 20-14 | 45 | 20-10 | 74 | 細(xì)于10 | 8 |
| W14 | 28-20 | 2 | 20-14 | 20 | 14-10 | 45 | 14-7 | 72 | 細(xì)于7 | 8 |
| W10 | 20-14 | 2 | 14-10 | 20 | 10-7 | 40 | 10-5 | 70 | 細(xì)于5 | 10 |
| W7 | 14-10 | 2 | 10-7 | 20 | 7-5 | 40 | 7-3.5 | 70 | 細(xì)于3.5 | 10 |
| W5 | 10-7 | 3 | 7-5 | 20 | 5-3.5 | 40 | 5-2.5 | 70 | 細(xì)于2.5 | 10 |
