低合金耐磨铸钢煤矿掘进机履带板的研制

Hot Working Technology(2012)

Cited 24|Views6
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Abstract
对低合金铸钢履带板特点及铸造工艺性进行了分析,选用水玻璃砂立浇铸造工艺进行其产品开发。针对履带板材质为低合金铸钢且铸件壁厚差异大,铸造过程中易出现材质性能低、冷隔、缩孔缩松等缺陷,使用过程中履带板易断裂及快速磨损等问题,从模具、工装、浇冒口设计、造型制芯、熔炼浇注和热处理工艺等方面采取措施,研制出合格的履带板铸件,为类似铸件的生产提供了经验。
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coal mining roadheader,caterpillar board,low alloy wear resistant steel,sodium silicate sand,vertical casting process
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