Green Silicon Carbide Lapping Powder
Green silicon carbide lapping powder is a high-purity ultra-fine abrasive powder made from high-quality green silicon carbide raw materials through crushing, shaping, purification, precise classification and drying. It features high hardness, sharp cutting edges, good self-sharpening, high thermal conductivity and stable chemical properties.
| TYPICAL CHEMICAL ANALYSIS | |
| SiC | ≥99.05% |
| SiO2 | ≤0.20% |
| F,Si | ≤0.03% |
| Fe2O3 | ≤0.10% |
| F.C | ≤0.04% |
| TYPICAL PHISICAL PROPERTIES | |
| Hardness: | Mohs：9.5 |
| Melting Point: | Sublimes at 2600 ℃ |
| Maximum service temperature: | 1900℃ |
| Specific Gravity: | 3.20-3.25g/cm3 |
| Bulk density(LPD): | 1.2-1.6 g/cm3 |
| Color: | Green |
| Particle shape: | Hexagonal |
| Available Size： | |
| Micropowder： JIS:240# 280# 320# 360# 400# 500# 600# 700# 800# 1000# 1200# 1500# 2000# 2500# 3000# 4000# 6000# 8000# 10000# FEPA： F230 F240 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000 | |
Key Features
- High purity, low impurity content, ensuring no contamination during lapping
- Extremely fine and uniform particle size distribution
- High hardness (Mohs hardness ~9.5), excellent grinding efficiency
- Low breakage rate, suitable for precision finishing and mirror polishing
- Chemically inert, resistant to acid and alkali corrosion
Typical Applications
- Precision lapping and polishing of semiconductor wafers, silicon wafers, and photovoltaic materials
- Optical glass, quartz, ceramic components, and sapphire finishing
- Hard alloy tools, gemstones, and precision mechanical parts
- Fine honing, superfinishing, and free-abrasive lapping processes