PE Film Extrusion Screw Barrel Plastic Extruder Screw Barrel

• Customization: Available
• After-sales Service: Yes
• Warranty: 12 Months
• Model NO.: PE film extrusion screw barrel
• Type: Sheet Extruder
• Plastic Processed: PE
• Product Type: Extrusion Molding Machine
• Feeding Mode: One Feed
• Assembly Structure: Separate Type Extruder
• Screw: Single-Screw
• Engagement System: Full Intermeshing
• Screw Channel Structure: Deep Screw
• Exhaust: Exhaust
• Automation: Automatic
• Computerized: Computerized
• Size: Customize
• Material: Nitriding Steel
• Nitrided Layer Depth: 0.5-0.8mm
• Nitrided Hardness: HRC56-58
• Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
• Specification: ISO 9001: 2008 approved
• Trademark: ZHONGYANG
• Origin: China
• HS Code: 84779000
• Production Capacity: 100 Sets/ Month

Product Description

Screw Barrel for PP/ PE/PVC extrusion barrier screw barrel, extrusion screw barrel, bimetallic screw barrel, barrier screw barrel
Specification:
Screw Diameter: Ø 15- Ø 300
L/D ratio: 15-46
Product classification:
Aiming at different plastic products the screw can be chosen from: General type, pin type, barrier type, separation type, and gas-exhausting type, etc.

Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)4Cr5MoSi V1 (JIS SKD-61)
(4)9Cr18MOV
(5)HPT

Bimetallic alloy materials:
1)Fe-based alloy
2)Ni-based alloy/Deloro alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year.
Foucs on quality and service.
Experienced manufacturer, we will be the best choice.

Base Materials	1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) 3)4Cr5MoSiV1(JISSKD-61)4)42CrMo(AISI 4140)
Bimetallic	1)Fe-based alloy 2)Ni-based alloy 3)Co-based alloy4)NiCo-basedalloy 5)Tungsten carbide/Wolfram carbide
Tungsten Carbide	Level A - containing Tungsten of 40% Level B - containing tungsten of 25% Level C - containingtungstenof9.5%

Sheet 2
Plastic material application
 

Plstic material application

1)General Plastics 2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc 3)PA + GF(Glass Fiber) 4)Flame-resistant Reinforced Plastics 5)Modified Engineering Plastics 6)All kinds of Mixed Recycled Material(inScraporGranule),etc

Sheet 3
Surface Treatment
 

Heat Treatment	High Frequency Treatment
Nitriding treatment(120 Hours)	Depth of Nitrided Layer: 0.5-0.8 mm Hardness of NitridedLayer:900-1020Hv(HRC56°-65°)
Hard Chrome Plating treatment	Thickness of Hard Chrome Plating Layer: 0.05-0.10mm Hardness of Hard Chrome Plating Layer: ≥950HV
Bimetallic treatment	Bimetallic Barrel/Cylinder: Centrifugal Casting(InlayAlloy) Bimetallic Screw: Plasma Alloy Coating Spraying Depth of Bimetallic Layer: >2mm Hardness ofBimetallicLayer:HRC55°-72°

 
sheet4
Basic information

Roughness of the surface	Ra0.4um
Linearity of the screw	≤0.015mm
Linear axis limit	≤0.02mm
Hardness after Hardening & Tempering	HB240-280
Fragility of Nitration	≤Two class