screws barrels

Depth of Nitrated Layer: 0.5-0.8mm Hardness of nitration: 900-1020Hv Fragility of nitration: Less than grade 1 Surface roughness: Ra 0.4um Thickness o

Depth of Nitrated Layer: 0.5-0.8mm Hardness of nitration: 900-1020Hv Fragility of nitration: Less than grade 1 Surface roughness: Ra 0.4um Thickness o

The die head for conical twin screw barrel can make the output smoothly. The holes have been treaded by nitriding and chromeplating.

Harden Parallel Twin Screw for extrusion processing
Advanced nitriding process
Diameter of screw:D12-D300mm
L/D ratio of screw:10-50

1.Screw and barrel for plastic machine
2.Over 30 years experience in screw barrel
3.Direct manufacture of screw and barrel

Depth of Nitrated Layer: 0.5-0.8mm Hardness of nitration: 900-1020Hv Fragility of nitration: Less than grade 1 Surface roughness: Ra 0.4um Thickness o

Conical Twin Screw Barrel
@ Highest and Stable Output with Less back pressure.
@ Low Melt temperature.
@ Excellent Melt Quality.
@ Better contro

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

PVC screw barrel
1. High-quality material adopted
2. Wear resistant and corrosion resistant
3. On time delivery
4. Technical supports available

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

Standard 38CRMOALA Twin Conical Screw
Advanced nitriding process
Diameter of screw:D12-D300mm
L/D ratio of screw:10-50

Design available for different kinds of plastics
Material available for different appliance

Internal diameter 14mm to 200mm Length-4000mm.
We can all types of screws and barrels according to clients' requirement.

Nanjing Lesun Screw Co.,Ltd is a professional screw and barrel manufacturer, we provide compound screw, extruder screw, double screw.

conical twin screw barrel
1. High-quality material adopted
2. Wear resistant and corrosion resistant
3. On time delivery
4. Technical supports

1. screw barrel
2. for many kinds of plastic machines
3.material and size can be customed

Diameter:Φ15-Φ300
L/D Ratio:L/D=15-46
Surface Roughness:Ra 0.4μm
Nitriding Layer Depth: 0.5~0.8mm
Nitriding Fragility:Less than Grade One...

Our screw barrel are made by advanced technology and equipment which can provide various mechanical features such as strong ability, durability, exact

Our screw barrel are made by advanced technology and equipment which can provide various mechanical features such as strong ability, durability, exact

1. screw barrel
2. for many kinds of plastic machines
3.material and size can be customed

Screw Diameter: 35mm-200mm
Length: Less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; High quality allo

Screw Diameter: 35mm-200mm
Length: Less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; High quality allo

Screw Diameter: 35mm-200mm
Length: Less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; High quality allo

1. screw barrel
2. for many kinds of plastic machines
3.material and size can be customed

Screw Diameter: 35mm-200mm
Length: Less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; High quality allo

Screw Diameter: 35mm-200mm
Length: Less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; High quality allo

Screw Diameter: 35mm-200mm
Length: Less than 10000mm
Barrel diameter: 35mm-200mm
Material: 38CrMoAlA; SKD61; SKD11; 40Cr; 42CrMo; High quality allo

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

Diameter: Φ35/35~Φ250/250 (according to the demands of customers)
L/D Ratio: L/D=1635 (according to the demands of customers)
Nitriding layer dept

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