Blown film pilots

W&H 3 layer coex line

• Extruders 50/60/50mm barrier screw
• LD/LLD Die 200mm with 1,2mm die
• HDPE Die 160mm with 0,8mm die
• Other materials  - PP
• IBC and Chilled Cooling air
• Corona treater
• Film slitting on demand
• Double winder up to 1100mm
• Reversing top-nip
• Capacity 120 kg/h

Collin monolayer lab scale line

• Extruder: 25mm barrier screw
• Die gap: 0.8, 1.2, 1,5 and 2.0 mm
• Winder up to 350mm (lay flat)
• Capacity max 8 kg/h

Processing trials/results

• Processability evaluations
• Material/resin testing
• Recipe and structure development
• Evaluation of recycled material
• Material selection and verification
• Quality improvement
• Tests at industrial relevant conditions
• Industrial scale film trials
• Optimisation and down-gauging
• Raw material quality and consistency
• Bench marking and competitive analysis and evaluation.
• Product and process development
• Operational excellence
• Technical support

Performance evaluation

• Barrier calculator and testing
• Food migration OML and SML
• MDO converting and development

Microscopy

• Multilayer structure identification
• Product evaluations
• Failure investigations
• Gels identification

Chemical and polymer characterisation

• Physical material testing
• Technical data-sheet testing
• Welding and sealing properties
• Hot tack ASTM F1921
• Gloss: ISO 2813 and ASTM D2457
• Haze : ASTM D1003
• Shrink force ISO 14616
• Tailor made seminars and training