Planetary Screw Barrel Extruder Machinery Screw Barrel

• After-sales Service: Yes
• Warranty: 12 Months
• Type: Pipe Extruder
• Plastic Processed: PVC
• Product Type: Extrusion Molding Machine
• Feeding Mode: One Feed
• Model NO.: Planetary screw barrel
• Assembly Structure: Separate Type Extruder
• Screw: Multi-Screw
• Engagement System: Full Intermeshing
• Screw Channel Structure: Deep Screw
• Exhaust: Don′t 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: 150 Sets/ Month

Product Description

PVC Pipe/profile Parallel Twin Screw Barrel, twin parallel screw barrel, extrusion screw barrel, double screw barrel

Specification:
Diameter: Φ 45mm-Φ 200mm
L/D ratio: 16-35
High quality 38CrMoAla material
Nitration surface treating
The compression ratio of screws can be designed according to different products and ingredients

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)W6Mo5Cr4V2 2)38CrMoAlA(JIS SACM 645) 3)42CrMo(AISI 4140) 4)S45C
Bimetallic Alloy Materials:	1)Fe-based alloy 2)Ni-based alloy 3)Co-based alloy 4)Tungsten carbide
Processing Technology:	1)Heat treatment 2) Vacuum quenching 3)Nitriding treatment 4)Bimetallic alloy welding
Technical Parameter:	Nitrided layer depth : 0.50-0.80mm Nitrided hardness: 900-1100HV Nitrided brittleness: Less than 2 level Surface roughness: Ra 0.4 Linearity of screw: 0.015mm Bimetallic layer depth: 2 mm Bimetallic hardness: HRC50-65