PVC Profile Extrusion Screw Barrel Twin Parallel Screw Barrel

• Customization: Available
• After-sales Service: Yes
• Type: Profile Extruder
• Model NO.: ZYSCREW
• Plastic Processed: PVC
• Product Type: Extrusion Molding Machine
• Feeding Mode: One Feed
• Assembly Structure: Separate Type Extruder
• Screw: Twin-Screw
• Engagement System: Full Intermeshing
• Screw Channel Structure: Deep Screw
• Automation: Automatic
• Computerized: Computerized
• Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
• Specification: ISO9001: 2008
• Trademark: Zhongyang
• Origin: Zhejiang of China
• HS Code: 84779000
• Production Capacity: 1500sets/Month

Product Description

Twin Parallel Screw Barrel, bimetallic screw barrel, double screws barrel, plastic machinery components
Specifications
1. Twin parallel screw barrel
2.38CrMoAlA+ special alloy
3. Processed to drawing or to your request & raw material
Techincal Advantages of bimetal twin parallel screw barrel for compounding machine:
1. Advanced Nitriding Technology
2. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy
3. We use special alloy powders being sprayed and welded on the screw's ridge, and
Use different alloy and welding methods for the screw of different functions.
Especially application:
Rubber, various high glass fiber, mineral fiber and PPA, PPS, PA6T, LCP, VO fire protection, ferrous power, magnetic powder and etc. Meanwhile, Used for PVC + 30% CaCo3, recylced plastic material, etc

Bimetallic Twin Parallel Screw Barrel for Compounding Machinery
Diameter	Φ15mm-Φ350mm		Screw structure and compression
		Designing	ratio can be designed according
			to different products  & different output requirement.
Materials	38CrMoAlA	Application	PVC plate, pipe, profile, pellet and mould, at the same time,
	(JIS SACM645)		it solved the technical problem of low foaming, high foaming,
	SKD61		high filling, wear and corrosion.
Nitride Case Depth	0.5mm-0.8mm	Technology	1)Longer time Gas Nitriding treatment
Nitride Hardness	950-1020HV	Packing	Wrapped up by film in wooden
Nitride Brittleness	≤Grade One	Payment Term	T/T , L/C
Surface Roughness	Ra0.4um	Delivery Term	25 working days
Screw Straightness	0.015mm	Port Departure	Shanghai/Ningbo
Alloy Hardness	HRC58-62	Min. Order	1 set
Alloy Depth	0.5mm-0.8mm	Common Nitrided:2.5-4years
		Bimetallic: much longer lifetime.