// SPEC · 耐火原料
黑色碳化硅细砂 F100–F220
黑色碳化硅F100–F220细粒度，SiC含量≥98%，粒度均匀集中，加工一致性好。适用于精密研磨机研磨工序、光学玻璃及晶体抛光、半导体晶片背面磨削等精密加工场景。
// 主要特性
- Fine grit enables Ra ≤0.8 μm surface finish on ceramics and hardened metals
- Tight particle size distribution minimizes scratching in precision lapping operations
- Low free carbon content prevents contamination of optically sensitive substrates
- Consistent Mohs 9.5 hardness ensures repeatable stock removal in fine grinding cycles
// 技术规格
| SiC (%) | ≥98.0 |
| Fe2O3 (%) | ≤0.15 |
| Free C (%) | ≤0.25 |
| Hardness (Mohs) | 9.5 |
| Available Grain Sizes | F100, F120, F150, F180, F220 |
// 应用领域
Lapping machine tooling for cemented carbide and ceramic componentsOptical lens and crystal polishing equipmentSemiconductor silicon wafer back-grinding operationsFine grinding wheel and honing stone productionHard chrome and thermal spray coating surface finishing
// 快速规格
最高温度1600°C
导热系数120 W/(m·K) at 25°C
体积密度3.21 g/cm³
执行标准GB/T 2481.1, FEPA F
// 获取报价