PP/PS/EVOH Sheet Extrusion Line

PP PS sheet extrusion line Technical Specification

Model: JWS120-1000  1 layer Extrusion Sheet Line

General：

1.Suitable material: PP/PS  pellet

2.Utility source：

Electric Power Supply:(All Cabinets including main cabinet and control cabinets and all internal cables will be supplied by the seller, buyer’s responsibility is for external cables and cable frame to main panel/input power position of sheet extrusion machine)

Mains input              3×380V (Volt)

Fluctuation max          ≦+/-15%

Frequency               50HZ

Fluctuation max           +/-1.5HZ

Cooling water supply: used on machinery in closed or open-loop circuits must have the general requirement: clean filtered and free of sediments.

Supply temperature        30℃

Supply pressure           4-6bar

Pressure variation         +/-0.5bar

Return pressure average   1.5bar

Consumption capacity      20-25m³/h

Compressed air supply: clean, free of oil, dust, and water.

Supply pressure at the point of use  ≧7bar

Pressure variation             +/-1%

Consumption capacity          0.9 m³/h

3.Technical Data:

Extruder (JWS120/33)：

Max output：              300-400KG/H

Product width              1000mm

Final sheet thickness       0.2-1.2mm

Effect width of die          1150mm

Effective width of roller     1200mm

Roller diameter         Φ400/500/400mm

Equipment list：

1. JWS120/33 feeding system             1set
2. JWS120/33single screw extruder             1set
3. Hydraulic screen changer             1set
4. Melting Pump             1set
5. T-die(Jwell brand)             1set
6. Three-roller calender             1set
7. Roller temperature controller             1set
8. Cooling bracket             1set
9. Side trimming unit             1set
10. Haul off unit             1set
11. Double position Winder             1set
12. Electric control system             1set
13. Spare parts list                    1set

Specification:

1.JWS120/33feeding system  

500kg vertical stirrer              1 unit

600kg/h vacuum loader           2 units

1000kg/h hot air dryer             1 unit

150kg hopper                    1 unit

vertical stirrer2.JWS120/33single screw extruder

screw and barrel：Domestic famous brand JINHAILUO®, founded in the year 1978.

Material：        38CrMoAlA

Nitrided layer thickness：0.5-0.7mm

screw hardness： HV>=740

barrel hardness： HV>=940

L/D：            33:1

Screw diameter： 120mm

Heating zones：  7 zones

Total power：     About 50KW

Heating method： Ceramic heater

Cooling method:   Air cooling

Drive Motor：     Siemens Beide AC motor

Inverter：         ABB inverter

Drive Power：     132KW

Gearbox origin:  High quality, made in China, with cooling.

Gears type：    Helical gears

Heat treatment： Carburized and grind

Connection method of motor and gearbox：Direct power-transmission via the elastic clutch.

3.Hydraulic screen changer

Using plate type double-position structure, automatically change nets

Using a high-quality alloy changer, stainless steel net changer, the heating element is overflow.

Between the connection of changer and barrel are equipped with the pressure sensor.

Use one hydraulic valves, power: 4kg, both oil pump and electric are chosen high brand.

4.Melting Pump

Jwell product

Motor: local Gearbox and motor and a universal shaft connecting, motor power: 7.5KW.Danfoss inventor.

Max pressure: 25Mpa, heating by stainless steel heating robs. Before the pump is the Italian Gefron pressure sensor, can adjust the screw rmp with close loop control, keep output smoothly.

5.T-die

High-quality alloy 5CrNiMo forging die bodies materials, Clothes hanger channel, Chromium plating cavity surface polishing, processing, Ra0.02um，0.03-0.05mm HRC60-65.

Die using stainless steel heating robs, fully

integrated wiring, socket. 100mm deck is equipped

width of the die：    L=1150mm

product width：     L=1000mm

product thickness：  δ=0.2-1.2mm

6.Three -roller calinder

Roller diameter：Φ400/Φ500/Φ400mm

Roller Length：  L=1200mm

Surface roughness：Ra<=0.025um

Surface hardness：HRC55-60

Chromium coated layer thickness：0.1mm

Roller roundness and straightness：<0.01mm

Transmission type：Separate driving for 3 rollers.

Transmission：local reducer and Innovance Servo motor

Separate driving power：2.9kw*3

Gap adjustment between rollers：Open and close by mechanical, manual adjust both sides, roller distance show by a dial indicator.

Bearings for three rollers：Japan NSK

Calendar type：L type

Rotational joint：High quality, used for high temperature

Equip with a protection device, when the operator touches the button, three rollers will stop.

7.Roller temperature controller

Cooling medium：water

Temperature range：35-100℃

Temperature control precision：<=+/-1℃

Heating unit：electric heater

Water pump：Stainless steel multistage Pumps.

Water power：3×4Kw

Electromagnetic valve：pneumatic valve with angle.

Be with alarm function for pressure, temperature, and water shortage, etc.

8.Cooling supporting frame, side trimming unit

Length：6m

Cooling supporting frame：aluminum rollers, oxidized, polished.

Specification：Ф70x1200mm

9.Side trimming unit

Type: blade cutting

Edge trim cutter：2 pieces of knives

10.Haul off unit

Rubber roller material：Steel+Nitride rubber

Roller material: 45# steel with plating treatment

Roller Number：1 Pair

Specification：Ф250mm×1200mm

Power：3kw

Transmission：local reducer and Inovance Servo motor

It can be controlled synchronously with the three rollers or separately.

Trimming winding system  1set

With tension control

11. Doubleposition Winder

Type: adopt servo motor type winder

Auto meter counter: Korea brand

Air shaft: 3 inches

Max. winder diameter: 600mm

12. Electricity control

HMI                   SIEMENS

PLC:                  SIEMENS

Button, switch, indicator: Schneider or Chint brand

Air switch:             Schneider brand

Relay ：      IDEC/ABB/Schneider brand

Contactor：         Schneider brand

Spare part list

1. Screw Knock-down tool       1set
2. Mould knock-down tool       1set
3. 3M Thermal couples       5 pairs
4. 5M Thermal couples       5 pairs
5. 120 extruder heating band       1pc
6. 120 extruder cooling fan       1pc
7. Brass ruler       2pcs
8. Heating band for roller       3pcs
9. Mould heating band       4pcs
10. Heating band for screen changer       4pcs
11. edge cutting knives       10pcs
12. Contacts       2pcs
13. Air switches       2pcs
14. Non-force alu. Roller       1pc
15. hex wrench       1set
16. metal hose       3pcs

After-sale service

1. The guarantee period is 1 year and service is available lifelong.
2. Our expert will answer any inquiry within 24-48 hours and it will be solved as soon as possible.
3. The customer can send the engineer to our JWELL with training.
4. The Seller supplies the complete technical support documents and the relative drawings of the electric components written in Chinese and English.
5. 5. List of the spare parts (Please see the list of spare parts)

Performance ＆ Advantages

PP/PS package sheet 、stationery decoration sheet extrusion lines: PP/PS sheet is widely used for food, electrical component package；different kinds of sand, transparent, inclined grain decoration sheet. We are able to supply multilayers sheet extrusion machines as the customer’s requirements, the output range is from 100-1200kg/h for option.

PP, EVA, EVOH multi-layer sheet co-extrusion line To meet the market’s high request on products, Suzhou JWELL developed advanced technology of five-layer symmetrical distribution and seven-layer asymmetrical distribution, which makes the produced sheets having better barrier performance, excellent anti-oxygen, and anti-humidity. Mainly used for Jelly packing, meat packing, snack food packing and etc, medicine and cosmetic packing.

PP/PS/EVOH Sheet Extrusion Line Main technical parameter

Species	Product thickness	Product width	Raw material	Output
Suction package sheet	0.18-2.0mm	600-1500mm	PP/PS/HIPS/EVOH	200-1000Kg/h
Stationery decoration sheet	0.15-2.0mm	600-1500mm	PP/PS/PE	200-1000Kg/h