เครื่องหมายการค้า |
เท่ากับ ISO |
ความหนาแน่น
(g/cm2) |
ความแข็งแรงดัด
(N/mm2) |
โมห์
(HRA) |
USE |
YG8A |
K20 |
14.7 |
1900 |
89.5 |
High strength,impact and shock resistancehigher than MK6A,but wearresistance and cutting speed comparatively lower,Roughing of cast irons,non-ferrors metals and their alloys as well as non metallic materials at low cutting speed. |
YG10X |
K40 |
14.5 |
2000 |
91 |
Fine grain alloy,good wear resistance.uesd for processing hard wood,veneer board,PCB,PVC and metals. |
YG15 |
K40 |
14.0 |
2300 |
86.5 |
Conventional wear resistance,high bending strength,used for steel alloy etc. |
|