About Wittenburg

Wittenburg BV is a qualified medical compounder designing and manufacturing soft thermoplastic elastomers and speciality engineering plastics compounds to ISO 13485 under the brand name Cawiton®.

We have a strong presence as a supplier of polymer compounds to highly regulated and risk-averse markets such as medical devices, pharmaceutical packaging, food packaging and drinking water.

The privately owned Wittenburg Group has more than 100 years of history and production locations in The Netherlands and China.

Cawiton® solutions

All Cawiton® solutions are designed and developed by our experienced R&D team in close cooperation with our customers and customised to their specific needs.

Cawiton® grades from Wittenburg are used by our customers to manufacture: in fusion bags, medical tubes, medical stoppers & closures, catheters, pharmaceutical packaging, airway management applications, soft medical grips, medical wire & cable,medical housing and medical analysis equipment.

lf you are looking for a PVC free alternative or want to replace traditional thermoset applications then Wittenburg is the preferred choice.

Cawiton® solutions are cleaner and environmentally friendly. We also have products that are: self-lubricating, heat conductive, electrically conductive, metal detectable, hydrophilic modified, anti-microbial and radiopaque.


Our Core Competencies for Cawiton® Grades include

  • Medical

    • Medical devices of classes I, II and III (III with restrictions)

    • Airway Management

    • Medical tubes, stoppers and closures

    • Medical wire and cable

    • Dental tools

    • Infusion bags

    • Catheters

    • Needle shields

    • Syringe gaskets

    • Radiopaque solutions

  • Pharmaceutical Applications – Primary and Secondary Packaging

  • Cosmetic Packaging

  • Drinking-Water contact applications

  • Food packaging contact applications – Standard Food Contact & Fatty Food Contact

  • Consumer Products– Healthcare, Personal Care, Baby Care

  • Industrial applications – Automotive, Building and Construction (B&C)

We also specialize in Thermoplastic Elastomers (TPEs) including

  • Standard TPE

  • High-Temperature TPE

  • Overmoulding

  • Wet and Dry Grip for Technical Applications

  • Water Swellable Compounds

Contact Wittenburg

Contact us!

 ☏ Phone: 0031 – (0)362000300
 📧 info@wittenburgbv.nl

📍 Address : Productieweg 12, 3899 AK Zeewolde