Complaint
White Fused Alumina belongs to the group of electro-corundum. It is produced by controlled melting of alumina in an electric arc furnace. White fused alumina is iron-free, ultra pure and extremely hard. White Fused Alumina Powder are produced by the grinding & classification of selected Macro grain feed stock in an advanced milling and classifying facility. This ensures an iron free product of narrow particle size distribution and high whiteness.
| Zhengzhou Xinli Micro Powder Quality Inspection Standard (Resistance Method) (JIS Japanese standard) | ||||||
| Size | Size | Size | D0 (≤) | D3 (≤) | D50(≤) | D94 (≥) |
| National standard | European standard | Japanese standard | ||||
| #240 | 127 | 103 | 57±3.0 | 40 | ||
| #280 | 112 | 87 | 58±2.5 | 33 | ||
| W63 | F240 | #320 | 98 | 74 | 40±2.5 | 27 |
| W50 | F280 | #360 | 86 | 68 | 35±2.0 | 23 |
| W40() | F320 | #400 | 75 | 58 | 30±2.0 | 20 |
| #500 | 63 | 50 | 25±2.0 | 16 | ||
| W40() | F360 | #600 | 52 | 41 | 20±1.5 | 13 |
| W28() | F400 | #700 | 45 | 37 | 17±1.3 | 11 |
| W20() | F500 | #800 | 38 | 31 | 14±1.0 | 9 |
| W20() | W14( | #1000 | 32 | 27 | 11.5±1.0 | 7 |
| W14() | F600 | #1200 | 27 | 23 | 9.5±0.8 | 5.5 |
| W15() | F800 | #1500 | 23 | 20 | 8.0±0.6 | 4.5 |
| W10() | F1000 | #2000 | 19 | 17 | 6.7±0.6 | 4 |
| W7 | F1200 | #2500 | 16 | 14 | 5.5±0.5 | 3 |
| W5 | F1500 | #3000 | 13 | 11 | 4.0±0.5 | 2 |
| W3.5 | F2000 | #4000 | 11 | 8 | 3.0±0.4 | 1.3 |
| W2.5 | F2500 | #6000 | 8 | 5 | 2.0±0.4 | 0.8 |
| W1.5 | F3000 | #8000 | 6 | 3.5 | 1.2±0.3 | 0.6↑(D75) |
| W1.0 | F4000 | #10000 | / | / | 0.8±0.2 | / |
| W0.5 | F6000 | #12500 | / | / | 0.5±0.2 | / |
Zhengzhou Xinli Wear-resistant Materials Co., Ltd. was established more than 20 years ago. It is an enterprise focusing on the production of sandblasting and polishing abrasive materials and fine powder. At present, there are 58 employees in total, 5 in the R&D department, and has more than 15 years of abrasive tools. industry experience. Our company has 2 production plants, Fine powder: 3,000 tons/year, and 10,000 tons/year of granular sand. We are the first in the industry to achieve the standard 0.3um particle size of the primary micropowder, which can reach nanoscale ultra-fine grinding and polishing at present.
