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Case Study: MINICAST · K + MDO | Laboratory Cast Film Line for Multilayer MDO-Oriented Films

4th December 2025

The MiniCast · K + MDO is a laboratory-scale extrusion line designed for the development and testing of machine-direction oriented multilayer films. It combines multilayer cast extrusion technology with an integrated MDO module, providing high process flexibility and optimised performance for producing advanced multilayer film structures.

Key technical features

  • Four-extruder coextrusion block with a layer selector for configuring 3- to 7-layer film structures
  • Vertical flat die for cast film equipped with edge pins to minimise neck-in
  • MDO module with two stretching gap featuring independent roll speed control for accurate adjustment of the draw ratio
  • Dedicated thermoregulators and chiller for precise temperature management across all stages: heating, stretching, annealing, and cooling

Benefits for research and development

The combination of multilayer film technology and MDO orientation provides R&D departments with a complete solution to expand testing capabilities and enhance material performance:

  • Development and testing of multilayer film structures
  • Improved mechanical and optical properties
  • Thickness reduction through machine-direction orientation
  • Optimisation of functional properties such as breathability, mechanical strength, and barrier performance

Final applications

Among the most relevant research applications, the MiniCast · K + MDO is ideal for the study of breathable films, where the microstructure generated by molecular orientation enables water vapour transmission while blocking liquids. Thanks to flexible multilayer coextrusion and precise orientation control, the line is also perfectly suited for developing high-performance monomaterial structures. MDO-oriented multilayer films are widely used in packaging, construction, technical apparel, and hygiene products.

Find the best configuration for your multilayer film development


This setup is only one of the many solutions available within our range of laboratory extrusion systems. Contact us for more information on the MiniCast · K + MDO or tell us about your specific application - we will help you identify the most suitable configuration for your laboratory trials.
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