Effects of sintering temperature,types and amounts of rare earth additive on the m echanical proper- ties of Fe- based matrix used in diam ond tools was studied by m eans of orthogonal testand variance analysis.

• 采用正交设计和方差分析的方法 ,研究了烧结温度、稀土种类及添加形态、稀土含量对金刚石工具用Fe基金属胎体力学性能的影响。