Horizontal roller sheet co-extrusion machine

Plastic sheet co-extrusion machine, passed ISO9001 1,Double layers extrusion machine 2, Screw extruder with L/D ratio

I  Main Parameters

Items	Unit	Magnitude	Remark
disposal material		PP,PE,PS,HIPS
Thickness	mm	0.3~2.0
Precision	mm	≤±0.015	≥0.8mm
	mm	≤±0.010	≤0.8mm
Effective width	mm	≤650
Output	kg/h	180kg/h
maximum diameter	mm	800
Hierarchy number	Layer	1
Spec of roller	Mm	320×750  three pcs
Rated output	Kw	115
External dimension	mm	11000×1800×2000

II  Machine configuration

(I)Extruder

1  Screw bolt and machine barrel material

38CrMoAlA nitrogen treatment

2  Main motor style

AC motor with inverter

3  Reducer

Special reducer with rigid tooth surface, large twisting moment, high rev and low noise

4  Filter screen

Double-post hydraulic fast screen changer

5  Heater

   Stainlesss steel heater, Non-contact solid-state relay output, Intelligent Temperature Controller                                                                              

6  Single machine technical data

Items	850 Extruder
Driving motor power(kw)	45
Diameter of screw bolt(mm)	105
Style of screw bolt	Separate style
L/D ratio of screw	30 1
Max rev of screw(rpm)	80
Max amount per day(kg/h)	According to requirement
Stages of heating	5
Heating power(KW)	45

(II) Extruder die

1  Structure

 “Clothe hanger” type flow channel, adjustable inter-mould space with immersed bar

2  Material

Chrome-steel-made   electroplated wherever in contact with material hardness HV≥850 flow channel roughness Ra0.025μm

3  Main technical data

Max effective width(mm)	750
Zones of temperature control	5
Precision of temperature control(°C)	±1
Heating power(kw)	16

(III)Tri-roller pulling component

1        Driving mode

Tri-roller chain driving, VVVF

2  Roller gap adjustingmethod

Oblique block gap adjustment screw

3  Main technical data

Spec.of press roll	320×750mm
Spec.of fixed roll	320×750mm
Spec. of chill-roll	320×750mm
Motion error range of roller	≤0.008mm
Roller roughness	Ra0.025μm
Motor power	4kw
Roller temperature diff	≤±2°C

(IV) Roller Temperature Controller

    1  Three-Roll circulating water cooling

 2  Spiral liner to increase cooling effect

 3  After a hard chrome plating, grinding, IF, polished.

(V) Edge Trimming Device

1  Blade material    high grade alloy steel

2  Localization rotary cutting   transversely adjustable

(VI)Chill-roll

1  Roller specs    76×760mm

2  Material

Stainless steel

(VII) Transmission Device

1  Transmission method

Motor and warm reducer straight connection transmission

2  Motor power   0.75kw.

(VIII)Conveying Devices

1,Conveying rollers

One rubber roller, the other Chrome-steel-made roller

2,Driving force

Reducer and motor drive, VVVF

3,Rollers pressing method

Laminated by Rubber roller, spring, srew

4,Main technical data

Rubber roller spec.	200×750mm
Chrome plate roller spec.	200×750mm
Motor power	2.2kw

(IX)  Control cabinet one set (Configuration refer to “Main Components” below)