Twin Conical Screw Barrel for PVC Sheet Pipe Granule Profile Extrusion

• Customization: Available
• After-sales Service: Yes
• Type: Pipe Extruder
• Model NO.: PVC twin conical screw barrel
• Product Type: Extrusion Molding Machine
• Feeding Mode: One Feed
• Screw: Twin-Screw
• Engagement System: Full Intermeshing
• Screw Channel Structure: Deep Screw
• Automation: Automatic
• Computerized: Computerized
• Size: Customize
• Transport Package: Film Wrapped in Wooden Case
• Specification: ISO9001: 2008 approved
• Trademark: Zhongyang
• Origin: China(Mainland) Zhejiang
• HS Code: 84779000
• Production Capacity: 500sets/Month

Product Description

Twin Conical Screw Barrel, PVC pipe/sheet/profile/granule extrusion screw barrel double screw barrel, plastic PVC extrusion screw barrel, extruder screw barrel
Specification: 45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188

The above are standard specifications, we can customize according to customers' requirements.

The compression ratio of screws can be designed according to different products and ingredients

Technical Information

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

Our screw and barrel can ensure high performance and low energy consumption for Injection molding machine.
What's more, we can supply the most optimum designs of screw barrel with your requirements.

Conical Double Screw Barrel
Diameter	45/90-92/188mm	Min. Order	1 set
Materials	38CrMoAlA (JIS SACM645) 42CrMo (JIS ACM440) SKD61	Discount	Available
Application	PVC PE PP^	Payment Term	T/T  ,  L/C
Heat-Treatment	Nitrided or Bimetallic Hardness:>950HV	Delivery Term	20 days
Packing	Wrapped up by film in wooden case	Port Departure	Shanghai/Ningbo
Guarantee	Common Nitrided:2-3 years Bimetallic: much longer lifetime.