White Fused Alumina Micropowder Manufacturer
Zhengzhou Haixu Abrasives Co., Ltd. was founded in 1999, specializing in white fused alumina lump‑cut grit, white fused alumina fine powder, white fused alumina graded grit and white fused alumina micropowder.
Our white fused alumina micropowder is produced via pickling and de‑watering processes. It delivers concentrated particle‑size distribution with strict control on coarse particles and zero over‑size grains, effectively eliminating the risk of workpiece scratching, and is ideal for grinding and polishing workpieces.
White Fused Alumina Micropowder available size
| （FEPA）
Size |
D50(um) |
（JIS）
Size |
D50(um) | |
| Precipitating method | Precipitating method | Resistance method | ||
| #240 | 60.0±4.0 | 57.0±3.0 | ||
| F230 | 55.7±3.0 | #280 | 52.0±3.0 | 48.0±3.0 |
| F240 | 47.5±3.0 | #320 | 46.0±2.5 | 40.0±2.5 |
| F280 | 39.9±1.5 | #360 | 40.0±2.0 | 35.0±2.0 |
| F320 | 32.8±1.5 | #400 | 34.0±2.0 | 30.0±2.0 |
| F360 | 26.7±1.5 | #500 | 28.0±2.0 | 25.0±2.0 |
| #600 | 24.0±1.5 | 20.0±1.5 | ||
| F400 | 21.4±1.0 | #700 | 21.0±1.3 | 17.0±1.5 |
| F500 | 17.3±1.0 | #800 | 18.0±1.0 | 14.0±1.0 |
| #1000 | 15.5±1.0 | 11.5±1.0 | ||
| F600 | 13.7±1.0 | #1200 | 13.0±1.0 | 9.5±0.8 |
| F800 | 11.0±1.0 | #1500 | 10.5±1.0 | 8.0±0.6 |
| F1000 | 9.1±1.0 | #2000 | 8.5±0.7 | 6.7±0.6 |
| F1200 | 7.6±0.5 | #2500 | 7.0±0.7 | 5.5±0.5 |
| F1500 | #3000 | 5.7±0.7 | 4.0±0.5 | |
| F2000 | #4000 | 3.0±0.4 | ||
| F2500 | #6000 | 2.0±0.4 | ||
| F3000 | #8000 | 1.2±0.3 | ||
