7 Heating Zones Polymer Extruder Machine , Lab Scale Twin Screw Extruder

SJSL20 2-15kg Mini Lab Twin Screw Extruder Machine Plasitc Pelletizing Machine

Quick details

Power:5.5kw

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.

L/D:40:1

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.

1). Structure: The first section works for main feeding, and the sixth section is set up for vacuum venting, the others are blocked.

2). Material: The material of the barrel 38CrMoAlA, surface hardness: HV950-1050, depth 0.5-0.7mm 3). Heating: Adopt multiple step format electric heating. All zones are cast copper heater. The total heating power is 16KW and the max heating capacity every section can reach

500℃.

4). Cooling: Adopt soft water cooling system in the barrel and tap water cooling way outside barrel. The circulation pipes are made of stainless steel and the water inflow regulating valves are stainless valves.

The brand of electromagnetic valve is DANFOSS.

5). Length: 120*7=840mm

Scope of supply

World famous brands of electronic components

1). Temperature control meter is Japanese RKC meter, intelligent type, double channel;

2). The inverter of extruder is ABB;

3). The low-voltage apparatus and the button adopt SCHNEIDER product;

4). AC contactor adopt SIEMENS product;

5). The main motor is SISMENS BEIDE;

6). The air switch adopts CHINT products. The solid-state relays are from American joint venture brand;

7). The electromagnetic valve: adopt Denmark DANFOSS product.

Photo of SJSL20 lab mini extruder

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

Nanjing Yongjie Chemical &Machinery Equipment Co., LTD, founded in 2001, is specialized in R&D, production and service of plastic pelletizing machine. Our manufacturer covers an area of 20,000 square meters on our own land, with monthly output of machine 20sets. The factory certificated to CE, ISO9001:2008.

The company concentrates on research, development and production of “high level, accurate, sophisticated series of 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.

“Yongjie machinery” with its outstanding product performance, stable quality, excellent integrated service, extensive experience in the industry, has exported extruders since 2005, and our machines have won good reputation among our clients in Southeast Asia, The Middle East, South America, North America, Europe and Africa etc.

“Everlasting Service, Palmary Quality.” is Yongjie people’s unremitting chasing aim.