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Plastic Injection Moulding Machines
Automatic Plastic Injection Moulding Machines PI 80



Salient Features :

High productivity

Energy efficient

High precision and consistency

Robust construction
User-friendly control system PLC with man-machine interface for longer life, reliability and high speed of operation.

Locking System

Double toggle lever mould closing system for uniform load application on the movable platen.

Digital setting of die closing/opening and ejector speed, individually adjustable speeds and pressures, large adjustable opening stroke and programmable logic control.

Low pressure mould closing for mould safety

Injection Unit

Single screw injection system with high plasticizing capacity

Better melt homogenization with precise temperature control.

Stepless screw drive.  Adequate screw torque (constant) at all variable speeds.

Injection, hold-on and back pressures independent and infinitely variable.

Electronic Controls

Microprocessor based controls for longer life and least down time, maximum reliability, high speed of operation.

Capable of three different programmes involving cores, changeable with push buttons.

Choice of manual, semi-automatic or fullyautomatic operation with cycle counter and operating hour counter.

Microprocessor driven PID temperature controller for accurate control of temperature.

Specifications PI  80

INJECTION UNIT

   

Injection Force (max.)

tonnes

19.8

Injection Stroke (max.)

mm

115

Screw Speed

rpm

230

Spruce Force

tonnes

4.9

CLAMPING UNIT

   

Locking Force

tonnes

80

Mould Thickness (max.)

mm

450

Mould Thickness (min.)

mm

150

Mould Opening Stroke (max.)

mm

350

Mould Day Light

mm

800

Mould Mounting Platens

mm

530x530

Space between Tie Bars

mm

350x350

Ejection Force (max.)

tonnes

4

Ejection Stroke (max.)

mm

60

ELECTRICAL SUPPLY

   

Power of Heating Unit

kW

6

Motor Capacity

kW 15

Total Installed Capacity

kg/cm 21

HYDRAULIC SYSTEM

   

Pump Operating Pressure

kg/cm 150

Hydromotor Screw Drive

kW 10

Oil Tank Capacity

liter 170

WEIGHT & DIMENSIONS

   

Machine Weight

tonnes 3.5

Machine Area

m

4.1x1.2x1.6

MODEL

PI 80

Screw Diameters

mm

35

40*

50

Max. Injection Pressure

kg/cm2

2050

1570

1000

Swept Volumes

cm3

110

144

225

Actual Shot Capacity (in Polystyrene)

gm

100

130

202

Max. Injection Rate

cc/sec

85

130

205

L/D Ratio  

19

18

16

Plasticizing Capacity

kg/hr

37

63

109

*  Standard Screw Diameter

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