Outstanding characteristic is impact resistance value because of the little crystal size, particle almost is spherical since the mill processing, the surface is dry and clean, and easy to bond.

突出的特点是晶体尺寸小耐冲击，因用自磨机加工破碎，颗粒多为球状颗粒，表面干洁，易于结合剂结合。

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Performance: hardness uniform, not broken, ground resistance, the impact of high value, high efficiency integrated mill.

产品性能：不破碎，耐研磨，硬度均匀，冲击值高，磨机综合效率高。

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The results show that the average absolute value of relative errors between predictive and measured values of hardness is 5.90%, the prediction accuracies of adhesion and impact resistance are 100%.

结果表明：硬度预测值与实验值相对误差的绝对值的平均值为5.90%，附着力预测准确率为100%，耐冲击性预测准确率为100%。

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