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grinding wheel brown fused alumina brown water mill grinding wheel brown fused alumina grinding wheel cylindrical grinding grinding wheel special grinding heat treatment round
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棕刚玉磨床砂轮
材质：棕刚玉
产品特点：硬度高、韧性大
产品用途：
适用于中高强度金属材料的磨削，如一般碳素钢、合金钢，可锻铸铁、硬青铜等
