ASA Casting Film Extrusion Line
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DESCRIPTION
ASA film also called ASA weather-proof film , It has lasting bright colors , excellent weather resistance ,10 years life in any weather conditions , ±0.5% shrink rate in 80℃ .
Widely used in steel and plastic roof tile , Agricultural greenhouse ,wall decorating etc .
GWELL ASA film extrusion machine was made up of Mix and dry machine ,single screw extruder ,screen changer , melt pump , T-die , 3 roller calender , thickness gauge , tempering roller, side trimming , haul off unit and winder .
Characters of GWELL ASA film extrusion line
1 . PLC close loop control , one button speed control .
2 Special designed screw for ASA resin , which makes it easy forming ,plastic uniform ,high capacity ,stable running and easy operation .
3.Auto T-DIE with thickness measure gauge ,change the film thickness effectively , make the thickness error within ± 10 micron .
4. Casting rolladopt CNC treatment internalchannel , guarantee temperature control ± 1 degree , precision of roll surface ± 10 micron .
5. Adopt tension sensor control system , make sure tension control ±1 N.
6. All servo motor with servo controller guarantee the accuracy .
7. Automatic winder has contact winding and clearance winding two functions , withtaper tensioncontrol ,adjustment range 5-200N/M .