SJ-75、85 Rotary Die Head Film Blowing Machine Set_Zhejiang Dongfeng Plastic Machinery Co., Ltd

Use: It is suitable for blowing the plastic film as high density polyethylene(HDPE),low density polyethylene(LDPE),and which is widely used for packing foodstuff,garment.Textile,daily-usearticles and industrial products etc.

Characteristics:

1、The die head can be rotated to left and right within 360 angles,it can strengthen the intensity and evenness of plastic film.

2、The screw stem and cylinder are made of 38 CRMOALA high quality alloy steel after fine finishing and nitrided 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 take-up unit adopts lifting type of square-frame platform structure,the height of lifting frame can be adjusted automatically according to different technological requirements.

The coiling unit adopts pressure friction rewinding or center rewinding,which is driven

smooth rewinding and easy roll changing.

Main Technical Parameters：

Model type	SJ-75	SJ-85
Diameter of Screw Stem	￠75mm	￠85mm
Major Diameter Ratio of Screw Stem	1:28	1:28
Rational Speed of Screw Stem	10-110rpm	10-110rpm
Specification of Die Head	￠180-￠350mm	￠200-￠400mm
Thickness of Products	0.015-0.15mm	0.015-0.15mm
Folding Width of Products	600-1500mm	700-1800mm
Main Motor Power	30kw	37kw
Heating Power	22kw	25kw
Output	45-80kg/h	50-85kg/h
Machine Weight	5T	5.5T
Overall Dimensions	7500×3300×6000	7500×3500×6500

（Technical Standard:Q/ZDSJ101-2005)

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