Halnn, formerly known as Henan Superhard Materials Research Institute. As a CBN tool production base in China, it is constantly innovating in CBN tool development technology and always leads other manufacturers in the superhard tool industr...

As an important transmission component in mechanical equipment, gears are widely used in machine tools, automobiles and other industries. With the increasingly fierce market competition in the gear industry, how to achieve cost reduction an...

With the rapid development of the automobile industry, people put forward higher requirements for the manufacture of automobile parts, and brake disc, as an important part of automobile safe driving, has higher requirements for the quality...

There are many types of hardened steel parts. In the face of different workpieces, only the correct cutting tools can be selected to solve the problem better and more effectively, and improve the processing efficiency. Halnn developed diffe...

With the development of modern manufacturing industry, the hardness of workpieces above HRC60 is more and more ubiquitous, but what kind of tool is suitable for hard materials with HRC above 60 degrees? First of all, hard materials with mor...