常用刀具材料：高速钢：高速钢特别适用于制造结构复杂的成形刀具，孔加工刀具例如各类铣刀、拉刀、https://www.baidu.com/s
?wd=%E9%BD%BF%E8%BD%AE%E5%88%80%E5%85%B7&tn=44039180_cpr&fenlei=m
v6quAkxTZn0IZRqIHckPjm4nH00T1YkPhcdnH--mHP9nj0Luycz0ZwV5Hcvrjm3rH
6sPfKWUMw85HfYnjn4nH6sgvPsT6KdThsqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvY
ETgN-TLwGUv3En1b3nWc3nWfk齿轮刀具、螺纹刀具等；由于高速钢硬度，耐磨性，耐热性不及硬质合金，因此只适于制造
中、低速切削的各种刀具。高速钢按其性能分成两大类：普通高速钢和高性能高速钢。硬质合金：硬质合金大量应用在刚性好，刃形简单的高速
https://www.baidu.com/s?wd=%E5%88%87%E5%89%8A%E5%88%80%E5%85%B7&t
n=44039180_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1YkPhcdnH--mHP
9nj0Luycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6KdThsqpZwYTjCE
QLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b3nWc3nWfk切削刀具上，随着技术的进步，复杂刀
具也在逐步扩大其应用。https://www.baidu.com/s?wd=%E6%B6%82%E5%B1%82%E5%88%80
%E5%85%B7&tn=44039180_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1Yk
PhcdnH--mHP9nj0Luycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6KdT
hsqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b3nWc3nWfk涂层刀具材料
：硬质合金或https://www.baidu.com/s?wd=%E9%AB%98%E9%80%9F%E9%92%A2%E5%
88%80%E5%85%B7&tn=44039180_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH0
0T1YkPhcdnH--mHP9nj0Luycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPs
T6KdThsqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b3nWc3nWfk高
速钢刀具通过化学或https://www.baidu.com/s?wd=%E7%89%A9%E7%90%86%E6%96%B9%E
6%B3%95&tn=44039180_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1YkPh
cdnH--mHP9nj0Luycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6KdThs
qpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b3nWc3nWfk物理方法在其上表
面涂覆一层耐磨性好的https://www.baidu.com/s?wd=%E9%9A%BE%E7%86%94%E9%87%91%
E5%B1%9E&tn=44039180_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1YkP
hcdnH--mHP9nj0Luycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6KdTh
sqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b3nWc3nWfk难熔金属化合物
，既能提高刀具材料的耐磨性，而又不降低其韧性。其它刀具材料：（1）https://www.baidu.com/s?wd=%E9%
99%B6%E7%93%B7%E5%88%80%E5%85%B7&tn=44039180_cpr&fenlei=mv6quAkxT
Zn0IZRqIHckPjm4nH00T1YkPhcdnH--mHP9nj0Luycz0ZwV5Hcvrjm3rH6sPfKWUM
w85HfYnjn4nH6sgvPsT6KdThsqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLw
GUv3En1b3nWc3nWfk陶瓷刀具：是以氧化铝（https://www.baidu.com/s?wd=Al2O3&tn=4
4039180_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1YkPhcdnH--mHP9nj
0Luycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6KdThsqpZwYTjCEQLG
Cpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b3nWc3nWfkAl2O3）或以氮化硅（https://
www.baidu.com/s?wd=Si3N4&tn=44039180_cpr&fenlei=mv6quAkxTZn0IZRqI
HckPjm4nH00T1YkPhcdnH--mHP9nj0Luycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnj
n4nH6sgvPsT6KdThsqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b
3nWc3nWfkSi3N4）为基体，再添加少量金属，在高温下烧结而成的一种刀具材料。?（2）https://www.baidu.
com/s?wd=%E4%BA%BA%E9%80%A0%E9%87%91%E5%88%9A%E7%9F%B3&tn=4403918
0_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1YkPhcdnH--mHP9nj0Luycz
0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6KdThsqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3En1b3nWc3nWfk人造金刚石：它是碳的同素异形体，是目前最硬的刀具材料，显微硬度达10000HV。 |
|
