FO Emery Powder Lapping Optical Glass
FO Emery Powder Lapping Optical Glass Physical properties and Chemical composition %
| item | Size | Specific Gravity (g/cm3) | Chemical（%） | ||||
| Al2O3 | SiO2 | Fe2O3 | TiO2 | ZrO2 | |||
| FO Emery powder | #800-#1200 | ≥3.90 | ≥45.0 | ≤20.0 | ≤0.5 | ≤2.0 | ≤33.0 |
| #1500-#3000 | ≥3.90 | ≥40.5 | ≤20.0 | ≤0.7 | ≤2.0 | ≤33.0 | |
PSD(Particle Size Distribution) of FO Emery Powder Lapping Optical Glass
| Size | D0(um) | D3(um) | D50(um) | D94(um) |
| #800 | ≤32.0 | ≤27.0 | 11.3±0.9 | ≥6.5 |
| #1000 | ≤27.0 | ≤23.0 | 9.4±0.8 | ≥5.0 |
| #1200 | ≤23.0 | ≤20.0 | 7.1±0.7 | ≥4.0 |
| #1500 | ≤19.0 | ≤17.0 | 5.5±0.5 | ≥3.0 |
| #2000 | ≤15.0 | ≤14.0 | 4.5±0.4 | ≥2.0 |
| #3000 | ≤12.0 | ≤11.0 | 3.6±0.4 | ≥1.5 |
FO emery powder Main Applications
–Grinding and polishing of semiconductor wafers
–Surface finishing of various optical glasses
–Grinding and polishing of lenses, prisms, mirrors, filters, etc. of optical crystals.
–Surface finishing of piezoelectric materials
Packing of FO emery powder
10/25kgs bags+pallet
