NMRV Reduction Worm Gearbox For Extrusion Screw Barrel


Quick Details

Place of Origin:

Zhejiang, China

Brand Name:


Gearing Arrangement:


Output Torque:


Input Speed:

8 – 100 Rpm

Output Speed:



High Strength Alloy Steel

Application machine:

PVC WPC Profile Pipe Extruder


More than two years


Improve the working life


Low MOQ, High Quality

Supply Ability

Supply Ability:
500 Set/Sets per Month

Packaging & Delivery

Packaging Details
wooden case(export standard)

Online Customization

Product Description

Technical Parameters


High Strength Alloy Carbonized Steel




12 months

ZLYJ Series Gearbox For Extrusion Machine

◆Model Type

ZLYJ112, ZLYJ133,


ZLYJ180, ZLYJ200,

ZLYJ225, ZLYJ250

ZLYJ280, ZLYJ315,

ZLYJ330, ZLYJ375,

ZLYJ395, ZLYJ420,

ZLYJ560, ZLYJ630

Technological Process:

Blanking→Rough Machining→Quenching & Tempering →Semi Finishing Machining→Finish Machining→Nitriding or Bimetallic Treatment→Detecting→Finished Product →Debugging After Treatment

Products Show

Single Screw Barrel For Injection Machine

◆ Screw diameter: Ø15-Ø500

◆ Mould clamping force: 25-32000KN

◆ Injection weight: 15-50000g

◆ Applicated machine:
Nessei, JSW, Fancu, Toyo, Toshiba, Mitsubishi, Kawaguchi, Meiki, Haitian, Haitai ,Engel, Battenfeld, Demag TMC etc.
◆Screw barrel parts: screw tip, seal ring, screw ring, nozzle, flange

Single Screw Barrel For Extrusion Machine

◆ Screw diameter: Ø15-Ø500L/D:15-45

◆ Application:

1.For Chemical fiber: PET, PAS, Non-woven fabric, Rope fiber

2.For plastic recycling and pelletizing

3.For carble extrusion: PVC, PE, PBT and rubber fluoride

4.For plastic product extrusion: Blow film, sheet, plate

◆ Screw structure and compression ratio can be designed according to different produtcs and raw material

Conical Twin Screw Barrel For Extrusion Machine.

◆Model Type:



PP,PE,ABS,PVC,Pelleting,Pipe,Profile,Sheet,WPC,PVC,WPC PE,Soft PVC, Sheet etc

◆Machine Brand:


Parallel Twin Screw Barrel For Extrusion Machine

◆ Screw diameter:Ø35-Ø200, L/D:18-40
◆Machine Brand:


Gearbox For Extrusion Machine.

◆Model Type

ZLYJ112, ZLYJ133, ZLYJ146,ZLYJ173,

ZLYJ180,ZLYJ200, ZLYJ225, ZLYJ250

ZLYJ280, ZLYJ315,ZLYJ330. ZLYJ375,

ZLYJ395,ZLYJ420, ZLYJ560,ZLYJ630

Our Advantage

Bimetallic Screw:

① Strong abration resistance, good for the 30% glass fiber and reworked materials.
② Super hard alloy of high density, low porosity and high hardness.
③ Uniformity heating of power and low strength pressure.
④ With high corrosion resistance, high wear resistance and high temperature resistance properties.

Bimetallic Barrel:

① 2-5mm-thick alloy coat on the barrel inner wall

② Excellent corroion resistance, abrasion resistance and high working temperatre.
③ Useful service life is greatly improved
④ Able to process special plastic to enhance the abrasion life, such as engineering plastics, fluorine plastics, PPO, and tec.

Our Service

Oversea Measurement Service


Factory Visiting

Our Company

Zhongsu Screw Co.,Ltd located in zhoushan city, 1 hour driving distance from Ningbo port.120 workers; 2200 ㎡ non-dust workshop; 20 years experience; 8 years’ vendor of Haitian Injection; ISO certificated; That’s how we keep good quality and competitive prices for global valued customers.

Our main products cover: screw barrel and gearbox, heater band etc.



Ready to ship zone

Packing & Delivery

Packing Details : Customized wooden cases (standard export packaging).

Delivery Details : 25-30 days after order after 30% deposite and confirmation of drawings.

Step1: Finnal inspection

Finnal inspection before shippment.

Step2: Oil coating and film wrapping

Waterpoorf oil and bubble fiml hlep to prevent demages during transportation.

Step3: Finnal sealing

Finnal sealing with tight strip and bound with Iron belts externally.

Our Certifications


Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 5 days if the goods are in stock and 25-30 days after the confirmation of the order.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment ≥1000USD, 30% T/T in advance ,70 %balance before shippment.
If you have another question, pls feel free to contact us as below:

Q: How about quality ensured?

All of our production process stricktly followed ISO9001, our products are long durable with 12 months.


As one of leading gearboxworm manufacturers, suppliers and exporters of mechanical products, We offer gearboxworm and many other products.

Please contact us for details.

Manufacturer supplier exporter of gearboxworm

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