Solutions

Valve sleeve series

The material is 70/72HRC hardened steel spool with a diameter of φ12.000mm.

Fine data

Six knives 0.04㎜, roundness≤0.001,

straightness≤0.002. Roughness Ra≤0.2.The iron powder is silvery white, the sharpness is kept good, and the knife damage caused by processing heat is avoided

 

 

small hole tool

 

adjustable reamer Φ3.000

Roundness≤0.001

Roughness Ra≤0.2

 

This 3.0mm adjustable knife is only available to us in China up to now.

 

 

 

Knives for parallel holes in cast iron valve body

 

 

Roundness≤0.001,

Ra≤0.3

The special guide design completely solves the historical problem of the olive shape in the middle of the parallel hole

 

 

 

Knife for stringing zirconia valve core

Roundness≤0.002,

straightness≤0.004,

roughness≤0.2