品牌:
国利微粉
详细说明:
白度:96; 烧失量(800):7.0 ; 产地:北京; 供货地:北京; 原料选自辽宁省海城市优质矿床的特级手选块。
矿石常为淡粉或纯白色,有珍珠光泽或油脂光泽,柔软滑腻。
矿石密度为2.7g/cm3,硬度为1。
以化学组分含量为工业指标划分,矿石属于特级品。
经国利超细磨粉机
单价:
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