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| 颜色 | 白色 |
| 莫氏硬度 | 9.0 |
| 显微硬度 | 20.58GPa |
| 维氏硬度(HV) | 2200-2400 kg/mm2 |
| 使用温度 | 1900 ℃ |
| 熔点 | 2250 ℃ |
| 比重 | 3.95g/cm3 |
| 体积密度 | 3.6g/cm3 |
| 堆积密度 | 1.55-1.95 g/cm3 |
| 晶形 | 多棱角 |
| 白刚玉研磨砂 F8-F220 |
白刚玉抛光粉 F230-F2000 |
|
| AL2O3 | 99.53% | 99.27% |
| SiO2 | 0.06% | 0.14% |
| NA2O | 0.23% | 0.28% |
| Fe2O3 | 0.07% | 0.06% |
| CaO | 0.03% | 0.05% |
| 粒度牌号 | 平均粒径(mm) | 基本粒尺寸(mm) |
| 8# | 2.460 | 2.000-2.360 |
| 10# | 2.085 | 1.700-2.000 |
| 12# | 1.765 | 1.400-1.700 |
| 14# | 1.470 | 1.180-1.400 |
| 16# | 1.230 | 1.100-1.180 |
| 20# | 1.040 | 0.850-1.000 |
| 22# | 0.885 | 0.710-0.850 |
| 24# | 0.745 | 0.600-0.710 |
| 30# | 0.625 | 0.500-0.600 |
| 36# | 0.525 | 0.425-0.500 |
| 40# | 0.438 | 0.355-0.425 |
| 46# | 0.370 | 0.300-0.355 |
| 54# | 0.310 | 0.250-0.300 |
| 60# | 0.260 | 0.212-0.250 |
| 70# | 0.218 | 0.180-0.212 |
| 80# | 0.185 | 0.150-0.180 |
| 90# | 0.154 | 0.125-0.150 |
| 100# | 0.129 | 0.106-0.125 |
| 120# | 0.109 | 0.090-0.106 |
| 150# | 0.082 | 0.063-0.075 |
| 180# | 0.069 | 0.053-0.075 |
| 220# | 0.058 | 0.045-0.063 |
| JIS粒度 | D0值(um) | D3值(um) | D50值(um) | D94值(um) |
| 240# | ≤ 127 | ≤ 103 | 57.0±3.0 | ≥ 40 |
| 280# | ≤ 112 | ≤ 87 | 48.0±3.0 | ≥ 33 |
| 320# | ≤ 98 | ≤ 74 | 40.0±2.5 | ≥ 27 |
| 360# | ≤ 86 | ≤ 66 | 35.0±2.0 | ≥ 23 |
| 400# | ≤ 75 | ≤ 58 | 30.0±2.0 | ≥ 20 |
| 500# | ≤ 63 | ≤ 50 | 25.0±2.0 | ≥ 16 |
| 600# | ≤ 53 | ≤ 41 | 20.0±1.5 | ≥ 13 |
| 700# | ≤ 45 | ≤ 37 | 17.0±1.5 | ≥ 11 |
| 800# | ≤ 38 | ≤ 31 | 14.0±1.0 | ≥ 9.0 |
| 1000# | ≤ 32 | ≤ 27 | 11.5.±1.0 | ≥ 7.0 |
| 1200# | ≤ 27 | ≤ 23 | 9.5±0.8 | ≥ 5.5 |
| 1500# | ≤ 23 | ≤ 20 | 8.0±0.6 | ≥ 4.5 |
| 2000# | ≤ 19 | ≤ 17 | 6.7±0.6 | ≥ 4.0 |
| 2500# | ≤ 16 | ≤ 14 | 5.5±0.5 | ≥ 3.0 |
| 3000# | ≤ 13 | ≤ 11 | 4.0±0.5 | ≥ 2.0 |
| 4000# | ≤ 11 | ≤ 8.0 | 3.0±0.4 | ≥ 1.8 |
| 6000# | ≤ 8.0 | ≤ 5.0 | 2.0±0.4 | ≥ 0.8 |
| 8000# | ≤ 6.0 | ≤ 3.5 | 1.2±0.3 | ≥ 0.6 |




联系人:陈攀
电话:13526538098
传真:0371-60305637
邮箱:panchen@hxabrasive.com
地址:河南省郑州市荥阳市高村工业园
