2016年8月16日星期二

the more suitable LEMAN concrete cutting discs

you can further investigate the aggregate and the sand of the concrete, for these information can help you to choose the more suitable LEMAN concrete cutting discs. Hard aggregate like basalt and quartz dulls the diamonds on the blade faster, so the blade’s bond should be softer to let new diamonds be exposed more easily. The size of the aggregate also affects how hard the blade’s bond should be. Small aggregate (smaller than 3/8″) wears the cutting tools faster than big aggregate (bigger than 3/4″). The type of the sand affects the concrete’s abrasiveness. Sharp sand such as crushed sand and river bank sand is more abrasive than round sand like river sand.

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