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single screw and barrel for extruder
1.Corrosion resistance, high temperature, abrasion
2.Independent production and R & D
single screw and barrel for extruder
Material
imported special and high quality alloy steel of Austrian
Technical process
1.Vacuum quenching and tempering
2.Second heat treatment
3.Nitriding treatment
4.Spray coating bimetallic-alloy
Specifications
1.Effective length:4000mm
2.Alloy hardness:HRC65~HRC70
3.Diameter:15mm~150mm
4.Straight tolerance:0.015mm/m
5.Application:GS which content below 40%, limestone, magnetic powder, iron powder, fire prevention agent,modification agent, non-halogen environmental protection and special engineering plastics which are high temperature, high abrasion, strong corrosion.
Using the high quality alloy steel imported from Austrain as raw material and combining the advanced equipment and advanced processing technology, the steel become strong abrasion resistance,corrosion resistance and high temperature resisitance,after vacuum quenching ,tempering and second heat treatment
