Product Details

SJ45-20/ SJ45-20 GLASS SHELF CHANNEL CO-EXTRUSION LINE TECHNICAL SPECIFICATIONS

The machine is mainly used for extruding refrigerator glass shelf channel, main material is ABS and TPU.

General:

Power supply: 380V/3P/50HZ

Detail parameters:

Main machine S45-20 single screw extruder+ co-extruder SJ25-20

a) Extrusion system:

1、 Screw diameter: ¢45mm     

2、 Screw L/D:20:1

3、Max. designed capacity:5-30KG/h, actual capacity will be decided by the product size, shape,structure and mold design.

4、 Crew rotate speed: 5~ 100r/min.

5、Screw material: high quality alloy steel-38CrMoAlA, high temperature nitriding treatment, nitride layer depth : 0.5~0.7 mm, surface hardness: HV900~940。

      Barrel material: high quality alloy steel-- 38CrMoAlA, high temperature thermal refining, inner surface hardness HV980-1100

6、Barrel temperature control system : Cast aluminum heating ring, there are 3 heating zones one machine body and 2 heating zones on the machine head

7、Cooling device: cooling fan, provide precise temperature control, tolerance is ±1℃。

8、 Heating zone quantity: five zones, heating total power is 3.75KW, temperature control range is 50~300℃

      Heating voltage : 220V /50HZ

9、 Cooling fan power : 4 × 0.25kW/set

10、Screw and barrel quality guarantee: advanced processing , testing machine, strict thermal treatment control technology, provide testing sample block and testing report.

11、Thermo couple is K type.

b)  Transmission reduction system

1 、High torque reduction gearbox 173-II-16

2 、Water cooling device.

3 、Reduction gear material 20CrMoTi, gear reducer, hard gear combined with oblique gear.

Carburizing grinding tooth treatment

4 、Shanghai technology, long service life, low noise and low temperature.

5 、Horizontal reducer, main motor is connected to gearbox by belt pulley.

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