Wholesale Marketplace
Home >

21.7mm Screw Lab Twin Screw Extruder With Water Cycling System Copper Heater

Categories Lab Twin Screw Extruder
Brand Name: Yongjie
Model Number: SJSL20
Certification: CE
Place of Origin: China
MOQ: 1sets
Price: Negotiable
Payment Terms: L/C, T/T
Supply Ability: 200sets per year
Delivery Time: 35-50 days
Packaging Details: sea worthy film ( or wooden box per requirements)
Screw design: twin screw extruder
heater: cast copper
heater power: 16kw
Barrel diameter: 22mm
Screw diameter: 21.7kw
Capacity: 2-15kg/h
L/D: 40:1
Warranty: one year
  • Product Details
  • Company Profile

21.7mm Screw Lab Twin Screw Extruder With Water Cycling System Copper Heater

SJSL20 Copper Heater 21.7mm Screw Lab Twin Screw Extruder Plastic Granulating Machine

Quick details


Screw material:W6Mo5Cr4V2

Barrel material: 45#forged steel with the abrasion-resistant alloy 101 (Ni-Fe-Cr-W) inside that smooth

and abrasion resistant. The hardness is HRC60-64.


Output:20-70kg/h according to different material, formula and technology of process etc.

Revolutions: 0-600rpm;

Reduction ratio: i = 2.5:1

Core axle: High quality alloy steel 40CrNiMo that with high tenacity and durability. It had been treated by the hardening and tempering process.

Screw diameter:21.7mm

Barrel diameter:22mm, The first section works for main feeding, the fifth section is set up for venting naturally, and the ninth section is set up for vacuum venting and others are blocked.

Scope of supply

1High speed mixerset15L
2Twin screw extrusion systemset1
2.1Feeding systemset10.25kw
2.2SJ-20 Twin screw extruderset15.5kw, 40:1
2.3Vacuum venting systemset10.75kw
2.4Water cycling systemset10.55kw
2.5Manual screen changerset1
3Electric cabinetset1
4Water stand auxiliary systemset1
4.1Die headset1
4.2Water troughset11 M

Pre-sales service
♦1. Inquiry and consulting support.

♦2. Selecting economical and suitable extruder and related machines for customers.
♦3. Providing technical details of machine.
♦4. Providing means of trial performance for customer.

♦5. Factory tour & assistance of invitation letter when needed.
Sales service
♦1. Recommending engineering conditions required for installation.
♦2. Communicating on time the manufacturing status of machines.
After-sales service
♦1. Engineers available to service machinery overseas in installation, commissioning and training.
♦2. Filing in detail customer’s order information.
♦3. Providing long-term maintenance service and spare parts.
♦4. Giving technical support to customer for developing new product.
♦5. Providing free maintenance for a year.

Photo of SJSL20 lab mini extruder

Main technical data of various model of twin screw extruder pelletizing machine

Model typeSeriesBarrel Diameter (mm)Screw Diameter (mm)Screw L/Dscrew speed n(r/min)Main motor power(Kw)Screw torque T(N.m)Torque rating (T/A3)Typical production capacity (kg/h)

Company Brief

Nanjing Yongjie Qixin Machinery Equipment Co.,Ltd Founded in 2001, covers an area of 20,000 square meters on our own land, with monthly output of machine 20sets. Our factory is certificated to CE, ISO9001:2008.The company concentrates on research, development and production of “high level, accurate, highly sophisticated series product parallel co-rotating “cordwood” twin screw extruder, single screw extruder, two stage extruders and automatic plastic pelletizing machines. We have provided customers first-class products with “strong torque, high production, energy conservation and environmental protection products. The special designed screw structure has realized successfully for “one step shaping” on many kinds of products, and is widely used in aluminum composite plate, XPS foaming plate, WP plate, PP, PE sheet industry, etc.

Quality 21.7mm Screw Lab Twin Screw Extruder With Water Cycling System Copper Heater for sale
Send your message to this supplier
Enter your email please.
To: Nanjing Yongjie Qixin Machinery Equipment Co.,Ltd
Characters Remaining: (0/3000)
Inquiry Cart 0