COLLIN offers mono blown film dies with axial or radial spiral mandrel distributor – depending on the desired expandability or application.
Multi-layer dies for 2 up to 13 layers are suitable for different numbers of layers. For these processes, COLLIN delivers dies with radial spiral mandrel distributors, moreover, different mandrels and matrix are available. The retrofitting between different layers can easily and quickly be realised – e. g. from 3-layer to 5-layer.
Axial spiral mandrel distributor blown film dies
Radial spiral mandrel distributor blown film dies
Materials
Customers
Inner Bubble Cooling IBC (beginning with RWT 80)
Fully linear, continuous bubble diameter control (CBC), also available as retrofit, layer splitter for 1, 3 or 4 layers
High-temperature dies up to 420°C
Die design for special materials
Separate control cabinets for controlling up to 20 heating zones
Additional decoupling plates for thermal separation
Layer plates for integrating one or more coloured strips
from 0.5 – 40 mm
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for 1 – 8 strands
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Up to 9 strands
e. g. for pharmaceutical strands or catheter hoses
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from 150 mm up to 2.5 m
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Rotating dies up to 30 U/min
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for a homogeneous cooling airflow
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For up to 13 layers
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for multi-layer films with different material rheology
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