WINDMÖLLER & HÖLSCHER VAREX 70/90/70 30D AB2600 – THREE-EXTRUDER BLOWN-FILM COEXTRUSION LINE

IDENTIFICATION AND EXTRUSION

• Manufacturer: Windmöller & Hölscher
• Model: VAREX 70/90/70 30D AB2600
• Process: Blown-film coextrusion
• Year of manufacture: 1995
• Number of extruders: 3
• Screw diameters: 70 / 90 / 70 mm
• L/D ratio: 30D
• Die-head diameter: 630 mm
• Die gap: 2.4 mm

PRODUCTION RANGE

• Working-width range: 1,500–2,600 mm
• Film-thickness range: 15–250 µm
• Maximum output: 600 kg/h
• Maximum number of “ups”: 8

EQUIPMENT

• Outside corona treatment
• Profile control
• Inner-air circulation
• Ionizer
• Outside winding, documented as “B / outer” in the base specification
• Core diameters: 76 and 152 mm
• Maximum reel diameter: 1,000 mm

HISTORICAL ENGINEERING DATA

• Electrical rating: 805 kVA
• Supply: 3/PE AC 400 V, 50 Hz
• Voltage tolerance: +6 / −10%
• Interfaces for cooling water, compressed air, supply air and exhaust air

DOCUMENTATION AND SCOPE OF SUPPLY

Technical layout, energy and construction drawings are available.