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grinding wheel pink fused alumina red large water mill grinding wheel corundum wheel cylindrical grinding grinding wheel special grinding heat treatment
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铬刚玉磨床砂轮
材质：铬刚玉
产品特点：硬度与白刚玉相近，韧性比白刚玉好，棱角锋利，且保持性好，耐用性较高。
产品用途：适用于淬火钢、合金钢刀具及工件的磨削、以及量具和仪表零件的精密磨削，也适用于成型磨削
