1.the material : Be-bronze alloy or Al-bronze alloy

2.the processing procedure:

  Al-bronze  (HRC≥25°b>75-85kgf/mm2 )  

  Be-bronze(HRC≥35°b>105-120kgf/mm2)

  1) to prepare the raw material, blanking

  2) Smelting

  3) Pouring

  4) Cut the water gap

  5) Stored in the semi finished products warehouse

  6) Punching

  7) through the drawbench or slotting machine

  8) PE plain end and chamfering

  9) Drill hole

  10) Perfect the product and marking

  11)If Be-bronze, need heat treatment

  12) Polishing

  13) Surface treatment

  14)Stored in the finished products warehouse

3.Surface treatment

  1) Electrostatic spraying

  2) Natural color

  3) Passivation