Tool coating material research: super hard material coating

1. diamond, diamond-like carbon (DLC) coating <br> <br> new tool is one of a diamond coating of the coating material. It uses a low-pressure chemical vapor deposition technique to grow a diamond film composed of polycrystals on a cemented carbide substrate, and .......

Qiao grinding chuck positive claws (Figure)

The three-jaw self-centering chuck is a universal fixture widely used in metal cutting machine tools, especially on horizontal lathes and CNC lathes. Chuck performance directly affects product accuracy and processing efficiency.

In general, the long grip surface of the three-jaw se.......

Application examples of heat treatment processing technology

Example 1, why is the hardness of the 10mm reamer quenching layer low?

1. Tips for the problem

(1) In late March of the year, a batch of reamer (998 pieces) was heat-treated and quenched, the material was 9Si Cr, the finished product specification was 10 mm,.......