SJ-G Model Double-head Film Blowing Machine

1. HDPE, LDPE, LLDPE film blowing machine. 2. Double-head

Feature:

This machine is used for blowing Low-density polyethylene (LDPE) and high-density polyethylene (HDPE) plastic film to make various vest bags and flat-rim bags which have been widely used for packing in the food industry, game net industry and textile industry, etc.

Performance and Characteristics:

1) The machine adopts single screw to extrude the material, two die heads to blow the film.

2) The screw stem and cylinder are made of 38CRMOALA high quality alloy steel after fine    finishing and nitride treatment, which has high hardness, strong resistance to corrosion, durable service.

3) The die head is plated with hard chrome, of screw mandrel type structure with even and smooth discharging, the blown plastic film has fine finishing; The blower is of labyrinth structure with even air output.

4) The coiling unit adopts pressure friction rewinding or center rewinding, which is driven by torque motor, with even and smooth rewinding and easy roll changing.

Optional Device:

1) Auto loader  2) Embossing roller  3) Film surface Corona treatment  4) Die rotary device

5) Air compressor  6) Mechanics screen changer  7) Up and down device  8) Double rewinding

Main Technical Specification:

Model	SJ-G 55	SJ-G60	SJ-G 65
Screw Diameter(mm)	55	60	65
Film Width(mm)	550×2	650×2	750×2
Output(kg/h)	46	55	70
Screw Ratio(L/D)	28 : 1	28 : 1	28 : 1
Screw Speed(r/min)	10-110	10-110	10-110
Film Thickness(mm)	0.006-0.10	0.006-0.10	0.006-0.10
Main Motor Power(kw)	15	18.5	22
Total Power(kw)	26	30	40
Weight (kg)	2800	3200	3800
Size(LWH)m	4.8×2.2×3.0	5.0×2.4×3.2	5.2×2.6×3.4

SJ-G Model Double-head Film Blowing Machine