feed screw barrel

Various high quality alloy steels,According to different usage, the choose for alloy is different, some require for abrasion-resistant while some requ

For screw:Dia. 15-300 mm Length 300-9000 mm L/D ratio: 15-50
have the advantage of long lasting life, high wearability and good anti-corrosion

Competitive Advantages of the product
Extruder Screw Barrel:
Quality Material Used
2.Custom Produced
3.Abrasion-resistant

Nitrided single screw barrel for extruder
Technology: Nitriding treatment, alloy coating spraying,Heat-treatment, quenching

Conical Twin Screw and Barrel
1. High-quality material adopted
2. Wear resistant and corrosion resistant
3. On time delivery

Based Material: 38CrMoAlA, SKD61 etc.
Treatment: Nitriding,Bimetallic spraying
Depth of Nitrated Layer: 0.5 - 0.8 mm
Hardness: 58 - 72 HRC
Fragili

Our main products are screws & barrels, parallel twin screws & barrels, conical twin screws & barrels, bimetallic screws & barrels as well as screws &

Hardness of Alloy Plating: 0.03-0.08mm; Surface Hardness of Nitrated Cr coating Layer: >=950Hv

. Roughness of the surface:Ra0.4um
. Linearity of the screw: ≤0.015mm
. Hardness after Hardening & Tempering: HB240-280
. Fragility of Nitration:

Screw and barrels for single screw -extruders
Specifications:15mm-300mm
Length/Diameter Ratio:15~55
Screw can be selected from ordinary,gradual,

Cold feed rubber screw and barrel: Specification: Ф40-Ф300MM
L/D Ratio: 8-20
Hot feed rubber screw and barrel: Sp

extruder screw barrel, rubber screw, extrusion screw barrel, screw barrel, plastic machinery screw barrel

1. 38 CrMoALA Material
2.Nitriding Depth:0.4~0.7mm
3.High Quliaty Base Material

We ,ZHOUSHAN SHENGLONG MACHINERY CO.,LTD, is one of the most
professional screw and barrel manufacture/exporter in China,
have specialized in th

96H Nitriding screw and barrel, can be used for general use with glass fiber less than 15%
If your glass fiber is high, we recommend Bimetallic

Hardness after Hardening Tempering:HB240-280
Chromium-Plated Surface Hardness After Nitriding:≥ 900HB
Chromium-Plating Layer Thickness:0.05-0.10mm

SKD61 Screw barrel
1.Screw straightness: 0.015mm/m
2.Chrome plating thickness: 0.01-0.1mm
3.Hardness:58 - 72

Based Material: 38CrMoAlA, SKD61 etc.
Treatment: Nitriding,Bimetallic spraying
Depth of Nitrated Layer: 0.5 - 0.8 mm
Hardness: 58 - 72 HRC
Fragili

Rubber Barrel and Screw
1. High-quality material adopted
2. Wear resistant and corrosion resistant
3. On time delivery
4. Technical supports

. Base Material : 39 CrMoAlA
. Screw Diameter : 15-300mm
. L/D : 15-45
. Roughness of the surface:Ra0.4um
. Surface Hardness: HV≥ 900

Basic information:
Screw: Twin-Screw
Application: PVC Profile, Pipe, UPVC Granulation
L/D Ratio: 16-35
Specification: D35/2-D180/2

1)Apply for rubber and Silica Gel products
2)Factory direct price
3)ISO 9001:2008

Following are the Main Specifications of Screw Barrel for Extruder Machine :-
1. Material:38CrMoAlA(Nitriding steel),SKD11,SKD61,high quality

all kinds of screws and barrels. single screw barrel,conical twin screw barrel,parallel twin screw barrel. twin screw barrel,bimetallic screw barrel,

1.Extruder screw barrel
2.Material:alloy steel
3.Long working life, wear resistance, and anti corrosion
4.Processed to drawing or buyers request

Twin conical screw barrel, extruder screw barrel, extrusion screw barrel, screw barrel, plastic machinery screw barrel

1,Nitriding treatment
2,Electroplated hard-chrome finish
3,High-frequency quenching
4,Spray coating Bimetallic-alloy
5,Vacuum quenching

With the most extensive experience in the design of extrusion processing units, our screws are custom designed to meet the demands of a broad range

good service, high quality steel, screw and barrel for extrusion line
screw and barrel in high quality steel, CNC computer control machine

1) Over 20 years' technician design
2) Can meet all different requirement of plastics use