An experimental study on the wear of pulse magnetized cemented carbide and high speed steel tools has been carried out according to the orthogonal design scheme.
通过现场正交优化试验，对经过脉冲磁化处理的硬质合金及高速钢刀具的耐磨性能进行了研究。
2
The results show that the hardness of combination area of cemented carbide-steel 45 composite is 5—6 times beyond that of the general cemented carbide.
结果表明：硬质合金-45钢双金属复合耐磨材料结合层硬度过渡均匀，冲击韧性是普通硬质合金的5—6倍。
3
The advantages of coated cemented carbide tool in dry milling of high-strength steel are demonstrated, and the workpiece surface roughness reaches the level of semi-finishing grinding.