汽车配件喷砂白刚玉60#出口品质 White corundum 60 mesh for polishing auto spare parts White Corundum White fused alumina White aluminum oxide Abrasive White polish powder Sandblasting Cleaning Surface treatment Deburring Grinding Polishing |
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白刚玉是以优质铝氧化粉为原料,经电熔提炼结晶而成, 纯度高、自锐性好、耐酸碱腐蚀、耐高温、热态性能稳定。它硬度略高于棕刚玉,韧性稍低,纯度高、自锐性好、磨削能力强、发热量小、效率高、耐酸碱腐蚀、耐高温热稳定性好。用其制成磨具,适用于磨削高碳钢、高速钢及不锈钢等细粒度磨料还可以用于精密铸造和高级耐火材料。 |
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Al2O3 |
≥99.5% |
Fe2O3 |
≤0.04% |
SiO2 |
≤0.04 |
CaO |
≤0.03 |
MgO |
≤0.02 |
K2O |
≤0.01% |
Na2O |
≤0.26% |