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Thermal bolts
Automatic film and sheet extrusion-dies with thermal bolts "Thermal Bolts" utilizes thermal expansion of steel bolts. Bolts are heated with heating cartridges and chilled with air (external ventilation).
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attach-able system |
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extrusion-die manufacturer: GMA |
Consisting of:
Thermal bolts with heating cartridges
Casing with connection for ventilation
Blower (ventilator)
Technical data’s:
Push only or push & pull
Operating range: 300 µm
Partition: 30mm, 28 or 25.4 mm (1”) or according customers request
Heating cartridges, rated power: 80 W
Mechanical fine tuning with fine thread (0,5 mm/rev. or 0,25 mm/rev)
Thermal separation to extrusion die (thermal brakes)