has best rigidity and corrosion resistance. smooth material discharging. automatic temperature control and automatic heating

 Features:

 1.This screw material cylinder is elabroately made of 38 CRMOALA alloy steel after nitrogen treatment and has best rigidity and corrosion resistance.

 2.

 The mould head is plated with hard chromium discharging .And the aircooled device has labyrinth type structure with chaaracteristic as uniform air-jut quantity ,automatic temperature control and automatic heating.

 Main Technical Variables:

 

Type	SJF-70
Diameter of Screw	70
L/D	28:1
Fold  Width of film(mm)	300-800
Single-face Thickness of film (mm)	0.01-0.1
Max .Extrusion(kg/h)	60
Power of main motor	18.5
power of Traction motor(kw)	1.5
Length of Traction roller(mm)	850
Outline diameter (LxWxH)	5000x2800x4000
Weight:(T)	5