Extruder Conical Twin Screw Barrel for Extrusion Machine Conical Screw and Cylinder

• After-sales Service: Yes
• Warranty: Yes
• Type: Profile Extruder
• Plastic Processed: WPC
• Product Type: Extrusion Molding Machine
• Feeding Mode: One Feed
• Model NO.: Customized
• Assembly Structure: Integral Type Extruder
• Screw: Twin-Screw
• Engagement System: Full Intermeshing
• Screw Channel Structure: Deep Screw
• Exhaust: Don′t Exhaust
• Automation: Automatic
• Computerized: Computerized
• Screw Barrel: Extruder Conical Twin Screw Barrel
• 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/M
• Transport Package: Wooden Cases
• Specification: ISO9001: 2008
• Trademark: ZHONGYANG
• Origin: Zhejiang of China
• HS Code: 84779000
• Production Capacity: 100 Sets/Month

Product Description

 

Company Profile

ZhongYang company (ZY SCREW) was founded in 2006. Located on Zhoushan Islands, it is a manufacturing enterprise specializing

 in the design and produce precise screws and barrels. It is one of the top 10 local screw production companies .

In March 2023, the company moved. Now it has one of the largest workshops in the screw industry.  
In the next six months ,a new nitriding workshop and bimetallic workshop will be built .  

our workroom

 

Product Description

Extruder Conical Twin 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.
Production time: 35 days











Technical Information

1	base  materials:
2	38CrMoAlA  (JIS SACM645)
3	42CrMo(AISI 4140)
4	4Cr5MoSi V1 (JIS SKD-61)
5	4Cr5MoSi V1 (JIS SKD-61)
6	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:

1	Heat treatment
2	High-frequency quenching
3	Nitriding treatment
4	Hard-chrome electroplating
5	Bimetallic alloy welding
6	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/m

Hard-chrome plating hardness after nitriding:            Higher than 950HV

Chrome-plating layer depth: 0.025-0.085mm

Bimetallic layer depth: 1-3mm