2015 Windmoller & Holscher Filmex Cast Film Extrusion Line

WINDMOLLER & HOLSCHER FILMEX CAST FILM EXTRUSION LINE

Number of layers: 11

Film structure: GAAJCEDIFHB, IGEAAAAAEHJ

Material: CPP and barrier film

Film width: 2700mm

Speed: 350m/min

Output: 1500kg/h, depending on materials

Extruder 1 layer: A

Screw diameter 1: 120mm l/d30

Description 1: Gravimetric doser G3, AC motor 265kw, screw rpm 200/min, heating cap 50kw, bimetallic barrel,   SSR contact solid state relays heating circuit, SMB smooth barrier design, forces feed spiral mandrel shearing section and cross hole mixing section, tungsten carbide hardened screw, water cooling for infeed section, drawer magnet, hydraulic screen changer

Extruder 2 layer: B

Screw diameter 2: 90mm l/d30

Description 2: Gravimetric doser G3, AC motor 125kw, screw rpm 250/min, heating cap 30kw, bimetallic barrel, 4 zone heating, SSR contact solid state relays heating circuit, SMB smooth barrier design, forces feed spiral mandrel shearing section and cross hole mixing section, tungsten carbide hardened screw, water cooling for infeed section, drawer magnet, hydraulic screen changer, water thermo regulation unit 3kw heating 23kw cooling

Extruder 3 layer: C, D, E

Screw diameter 3: 70mm l/d30

Description 3: Gravimetric doser G3, AC motor 89kw, screw rpm 310/min, heating cap 18kw, bimetallic barrel, 4 zone heating, SSR contact solid state relays heating circuit, SMB smooth barrier design, forces feed spiral mandrel shearing section and cross hole mixing section, tungsten carbide hardened screw, water cooling for infeed section, drawer magnet, hydraulic screen changer, water thermo regulation unit 3kw heating 23kw cooling

Extruder 4 layer: F

Screw diameter 4: 70mm l/d30

Description 4: Gravimetric doser G3, AC motor 89kw, screw rpm 310/min, heating cap 18kw, bimetallic barrel, SSR contact solid state relays heating circuit, 4 zone heating, SMB smooth barrier design, forces feed spiral mandrel shearing section and cross hole mixing section, tungsten carbide hardened screw, water cooling for infeed section, drawer magnet, hydraulic screen changer, water thermo regulation unit 3kw heating 23kw cooling

Extruder 5 layer: G, H, I, J

Screw diameter 5: 60mm l/d30

Description 5: Gravimetric doser G3, AC motor 60kw, screw rpm 350/min, heating cap 14.4kw, bimetallic barrel, SSR contact solid state relays heating circuit, SMB smooth barrier design, forces feed spiral mandrel shearing section and cross hole mixing section, screws flights coated with low wear armour, water cooling for infeed section, drawer magnet, hydraulic screen changer, water thermo regulation unit 3kw heating 23kw cooling

Extruder 6 layer: extruder feeding edge encapsulation system

Screw diameter 6: 60mm l/d30

Description 6: Gravimetric doser G3, AC motor 60kw, screw rpm 350/min, heating cap 14.4kw, bimetallic barrel, SSR contact solid state relays heating circuit, SMB smooth barrier design, forces feed spiral mandrel shearing section and cross hole mixing section screws flights coated with low wear armour, water cooling for infeed section, drawer magnet, hydraulic screen changer, water thermo regulation unit 3kw heating 23kw cooling

Head: Cloren, 11 layers + encapsulation, contact heating system,10 infeed melt pipes + 1 for encapsulation, available with 2 feed block cassettes

Automatic extrusion die

Encapsulation deckle system for edges width adjustments in 500mm per side

Die lip heating for PA or PET

Hydraulic die opener

Die width: 3000mm

Chill roll: 1st chill roll 1000mm diameter, 2nd 400mm diameter

Hard core polished surface

Double walled design with double spiral forced feed of cooling fluid

Torque direct drive motors

Motor adjustable air knife

Inverter controlled blower

Both electrostatic and pneumatic edge pinning systems

Plate out rubber roller

Three circuit temperature control unit

Water cooling with a maximum temperature of 90c

Thickness control: 2 thickness gauges, beta ray with KR85 emitter

Possibility to read separately Poleolefines (PP/PE), PA, EVOH

Corona: effective width 2850mm

Generator output 30kw

Surface tension nominal 44-46 dyne/cm

Process roller

Silicon surface with water cooling

Driven mollers

Ozone extractor

Web guide: oscillating frame

Rewind maximum reel diameter: 1090mm

Rewind: 2 x driven chill rollers between before infeed to winder

Filmatic Tc

Automatic turret winder

Width: 3000mm

Center winding drive with winding in contact or gap

Flying knife cut in reel change

Tapeless reel start system

Possible reverse winding

Inline bleedless slitting with 2 driven banana rollers

Trim take away roller: 2 soft touch sponge lay on rollers

Winding shafts: x 3, 152mm core diameter

Automatic reel unloading and shaft extractor

Web tension: 30-500n edge trim assembly with 75mm trimming width per side

Edge trim refeeding system with pneumatic delivery

Shredder and dedicated extruder

UPS