Sheet Extruder

Supply of the complete sheet line 1. Co extruder of 65/30 mm2.2 nos screen changers3. Sheet die. (t die fish tail type)4.3 roll calendar polishing stack assembly5. Nip roller & side trimming unit.6.2 stage torque winder7. Control panel8.3 tank process for chilled rollersExtruder:Material (screw/barrel): en 41b, gas nitrated, hardness:65 rcL/d ratio: 30:1 for main & 26 for co extruderScrew speed - RPM: 20 - 120Max. Output125,90 & 90 KG/HR for hips, PP & a-petScrew type: barrier type with special mixing zoneBarrel cooling: jacketed water cooling on feeding zone &Blower cooling on heating zonesHopper: 50 KG capacity for main & 15 KG for co with sight glass, emptying chute, shut off slide & lidType of barrel heatersceramic band heaters with digital temperature controllersScreen changers:Main extruderpiston typeCo extruderlever typeTwo layer feed block: receives material from two extruders(hips +gpps) & feeds to the t dieSheet die:Die type: "t"Die lip width: 650 mmDie material: high-grade hot work alloy steel.Sheet width (after trimming) - mm: 540Sheet thickness - mm: 0.2 - 1.5No of heating zones: 3Deckling locking, each side50 mmFlow surface: hardened, hard chrome plated and polished to mirror finish and completely flash chrome platedGearboxhelical with thrust bearingCalendar unit:No of rolls3 (1 fixed & 2 moving)Chrome roller diameter (mm): 200Chrome roller face width (mm): 650Line speed - meters/min.: 1 to 18Roller cooling systems: waterFlow channelsspiralRoller vertical movementpneumaticMaterial of rollsen 19, hardened to 65 rc, hard chrome plated, ground & mirror super finished to less than 1 ra Europack machinesWinder:Typeconstant torque with 2 stationsPulling roller diameter (mm): 100Materialone rubber & another hard chrome platedLine speed - meters/min.: 0 to 10Side trimming unit2 stainless steel blades with guide rollers.ClutchmechanicalMotors:Main extruder: 20 HP ACCo extruder5 HP ACCalendar roller: 2 HP ACNip roller0.5 HP ACDrives (ac variable frequency):Main extruder20 HP of lenze, USA makesCo extruder5 HP of lenze, USA makeRoller2 HP ACHeaters:65 mm barrel2 kw band heaterx4 zones of 2 heaters=16 kw30 mm barrel500 w band heater x 6 nos = 3 kwPiston screen changer 350 w cartridge heater x 4 nos = 1.4 kwLever type screen changer1 kw band heater x 2 nos = 2 kwT die500 w cartridge heater x 13 nos = 6.5 kw