pe film blowing machine LD4200

1

Model

SJ-200/30

2

Screw diameter

200mm

3

Screw L/D

30:1

4

Screw & Cylinder material quality

38CrMoALA

5

Screw heat treatment

Thermal refining HB260~290,nitrogen treatment,hardness HV700-960,nitridation  depth 0.3-0.6mm

6

Cylinder heat treatment

Thermal refining HB260~290,nitrogen treatment,hardness ≥HV94,nitridation  depth 0.4-0.7mm

7

Cylinder heating method

Cast aluminum heater; 8 zones

8

Cylinder heating power

106kw

9

Cylinder cooling mode

Air cooling

10

Cooling fan power

8x380w

11

Main motor power

315kw

12

Speed regulation way

Frequency control of motor speed

13

Reduction gearbox

Hard tooth surface reduction gearbox

14

The material quality of the gearbox’s tooth

High quality LC alloy steel

15

Processing techniques of the gear

carburization,quench,gear grinding,gear precision 6 rank

16

Tooth surface hardness

HBC562—64,gear pair turn round steady, low noise,high transmission efficiency.

17

Filter net

Cylinder long-acting filter net

18

Filter net heatingpower

14KW

19

Extruder height of center

880mm

1

Head style

Center-inlet type spiral head

2

Material quality

45# forging piece,thermal refining,polished finish on the channel surface

3

Diameter of the head

Ø3200mm

4

Heating type

Cast aluminum heater

5

Air ring

New-type high-efficiency air-ring

6

Composition and the material quality of the air ring

Dam-like cast aluminum air ring

7

Airing fan power

22KW

1

Traction motor power

5.5KW

2

Traction speed

3—25m/min

3

Reduction gear box

Worm reduction gear

4

Traction roll

Ø320X4200

5

Traction center height

19000 mm

6

V-plate

galvanized tube

1

Coiling type

double statuon centor coiling device

2

Coiling motor

4KW torque control

3

4

5

Coiling speed

3—25m/min

6

Second coiling-up motor

YLJ112—5/4 moment three-phase asynchronous

7

Second coiling-up speed

3--25m/min