embossing roller extruder machine rubber tipped screws

rubber tipped screws 1.Extruder screw and barrel 2.High Quliaty Base Material 3.Processed to drawing or to your request

  rubber tipped screws

We can supply various types of screw barrels according to customer's requirement.

 

Single Screw and Barrel Ranges:

 

Screw Diameter	15mm-300mm
Screw Length	L/D ratio 15 - 46

 

Material

        1 38CrMoAIA(JIS SACM645)

2 42CrMoV(AISI 4140)

3 Cr12MoV(JIS SKD-11)

High quality alloy steel

 

Heat treatment

 

Nitriding treatment	Electroplated hard chromium coating
Spray coating anticorrosion	High-frequency quenching

 

 

Technical Parameter

 

Deepness of Nitriding Layer	0.7 mm -0.9 mm
Hardness of Nitriding	HV900 - HV1,000
Nitriding Brittleness	≤Grade 1
Chromate plating	Thickness 0.05 mm - 0.10 mm, hardness HV950
Special treatment	Carbide coating on screw flight and bimetallic barrel
Screw straight tolerance	0.015 mm/m
Surface roughness	Ra 0.4μm

 

 

Our screw and barrel can ensure high performance and low energy consumption of extruder and Injection molding machine.

What's more, we can supply professional screw and barrel to your order!

embossing roller extruder machine rubber tipped screws