亚色91_91AV在线播放_91啦丨九色丨蚪窝人妻_国产在线91 -麻豆一区,久久国语,成人精品视频在线观看,永久免费A片在线观看全网站

News and information

News

Heat-treatment Hardness Standard for Hobs

2021-08-26 11:29:49 jiangxingTools 2897

Heat-treatment Hardness Standard for Hobs

Jiangxing Tool's high performance solid carbide or high speed steel gear hobs with advanced coating can be used in wet or dry cutting applications. 

heat-treatment for hobs.png

the hardness of hobs with HSS M2 material: HRC 64-66;M35 material: HRC 65-67;PM ASP2052, S390: HRC 67-69;Please contact us for more details on high precision gear cutting tools.