Technical centre - laboratory tests, trials, trainingsComprehensive, top quality, competent.

POLYTEST•LINE

In order to service COLLIN customers optimally, in our technical centre, different lines and test devices for test purposes or trainings are available.
Our experienced, competent team of engineers and plastics technicians has more than 30 years of experience with COLLIN lines.

Range of services

  • Trainings for customers – e. g. new technologies with their or our machines
  • Tests for the processability of new customer materials or recipes
  • Testing of new COLLIN developments
  • Validation of new machines
  • Pre-tests for selecting or designing customer lines
  • Trainings for customers
  • Internal training for employees
  • Support of customers on site, online or by phone in case of procedural questions

The following trials can be offered in our technical centre:

Blown film extrusion, lay flat width up to 600 mm

BL 600 P

Different dies with different axial and radial spiral mandrel distributors
Special dies (strip dies, counter-rotating die)
Cooling rings for narrow, medium and wide hoses
Line for quenching blown films
Processing of high-temperature plastics (heated cooling air)

COLLIN Blown Film Line P Professional

Platen press

P 300 S with cooling cassette

High Performance Press 300 S

Cast film, width up to 600 mm

CL 600 P
3-roll smoothing, casting and cooling roll
Different slot dies with different widths and options
Possibility of edge cutting, surface treatment (corona, discharge)
Unwinding station for lamination

COLLIN Calenders

Mono-axial stretching of films (MDO)

Pilot Line MDO II 600
Roll to Roll procedure or
inline in film line

Teach Line MDO

Biaxial stretching in the stretching frame (TDO)

Extrusion of hoses, tubes or filaments

Different tube and hose dies for different products (also coextrusion)
Water baths (passively/actively cooled)
Belt take-off with integrated diameter determination
Filament winder for coils

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Camera inspection

Stand-alone design with encapsulated test housing (COFICOS)
Installation in blown or flat film line

Coextrusion of up to 9 layers (flat film) resp. 7 layers (blown film)

5 Layer Medical Line

Extruder with a diameter of 12 mm to 45 mm

Partially with medical or high-temperature equipment and high-speed motor

Roll mill

Measuring roll mill

Compounder with a screw diameter of 12 mm and 25 mm

Several gravimetric dosings are possible
Melt pump for direct extrusion
Strand pelletizers as well as underwater pelletizers

COLLIN Compounder

Melt Blown fleece production, width up to 700 mm

Different dies with several hole diameters and air geometries
Collector drum with a width of 800 mm and a diameter of 600 mm

Melt blown lines for fleece

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Furthermore, we also offer material tests:

Viscosity measurement by WROR
Film characterisation by COFICOS or multi-inspection
MFR/MVR measurement
Microscopic tests
Film tension test
Humidity measurement

Simulation methods

Moreover, we can support our customers during product developments by simulation methods (flow simulation).