Sharpness of saw blades will be improved with coarsening of grit size under the condition of constant diamond concentration.
当金刚石浓度不变时，适当增大金刚石粒度，锯片锋利性也能得到提高。
The results show that saw blades will be more sharper with reducing of diamond concentration under the condition of constant grit size of the saw blades.
并通过理论计算与分析得出结论：当金刚石粒径不变时，适当减少金刚石浓度，锯片锋利性得到提高；
The authors suggest to control the sharpness and duration of the saw blade by alternating the metal bond matrix formula as well as the grit size and strength of the diamond.
提出通过改变配方中的金属粉比例及金刚石的粒度、 强度来调节刀头的锋利性和耐用度。
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