Coupling rough

Coupling blanks, the technology used, supplies two materials of cast iron and cast steel casting blanks. The coupling blanks can be used after being processed by lathes, milling machines, slotting machines, and drilling machines.

The advantages of the products produced by Hangzhou Hengli Transmission Parts Co., Ltd.:

1. The surface roughness of the casting is good, which obviously shortens the working time of the casting in rolling or polishing.

2. After the casting is polished or polished, the black spot defects can be controlled within 3%.

3. Defects of out-of-tolerance and deformation of castings can be solved.

4. The defects of internal shrinkage cavity and external shrinkage cavity of the casting can be solved.

5. The internal structure density of the casting is good, and the heat treatment and machining are carried out smoothly.

Hangzhou Coupling Rough　Hangzhou Coupling Rough