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[交流] 怎么控制氯氧镁水泥制品的硬度

磨具行业:菱苦土碳化硅磨块是用用氯化镁的水溶液和氧化镁反应,加一些碳化硅磨料,浇注后硬化脱模,由于放置一段时间后硬度会越来越大,1个月后硬度就基本稳定,测基本都在70-100之间,刚生产出来硬度很低的2天左右只有30,由于硬度太高用于石材大板容易磨花,想控制硬度不要增加,就维持在40以下,怎么样控制它后续不反应,哪位高手知道指点下,跟氯化镁水泥同类,网上大多数都是耐水性研究较多,谢谢!
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