1.for single screw extruder
2.material:38CrMoAlA
2.Bimetallic layer
3.Chrome plate

extruder screw and barrels are used for the single screw extruders

  

Screw material: 38CrMoAlA(JIS SACM645)

 

Surface Treatment: Nitriding treatment, Hard chrome plating

 

Nitriding layer thickness: 0.6-0.8mm

 

Nitriding hardness: 900-1000HV

 

Chrome layer hardness >950HV

 

Chrome layer thickness: 0.025-0.085mm

 

screw diameters: 25mm,45mm,50mm,65mm,75mm,90mm,100mm,105mm,110mm,120mm,150mm,180mm,200mm