Performance Polymers
Drug Delivery Devices: High-Performance Engineering
Plastics for Reliable Medical Applications
Ultraform® PRO (POM) and Ultradur® PRO (PBT) are high-performance plastics with an
outstanding formulation consistency. Tribological modified grades offer improved sliding
properties in terms of exceptionally low friction and low wear properties, especially for and in
drug delivery devices.
Learn more about BASF`s PRO grades in our webinar:
Applications in Drug Delivery
Insulin Pens & Auto Injectors
Materials:
✓ Ultraform® PRO (POM) / Ultraform® PRO TR (POM, Tribo)
✓ Ultradur® PRO (PBT) / Ultradur® PRO TR (PBT, Tribo)
Typical Components:
- Functional and mechanical parts such as clutches, screws, sleeves, bearings, cylinders, sliders, and buttons

Key Material Benefits:
✓ Excellent tribological properties for smooth sliding and
reduced friction
✓ Low wear performance for long-term reliability
✓ Precise dosing performance through minimized tolerances
✓ Dimensional stability and accuracy to prevent device
malfunction
✓ Optimized mechanical strength enabling thin-walled
component design
✓ Reduced noise and squeaking during operation
✓ Consistent color quality for automated optical inspection
✓ Excellent marking and labeling properties
Inhaler
Materials:
✓ Ultraform® PRO (POM) / Ultraform® PRO TR (POM, Tribo)
✓ Ultradur® PRO (PBT) / Ultradur® PRO TR (PBT, Tribo)
- Functional and mechanical parts such as gear wheels, snap fits, chassis, hubs, and plates

Key Material Benefits:
✓ Excellent sliding friction behavior for smooth functionality
✓ Smooth-running operation: avoiding friction, abrasion, and
squeaking during operation
✓ High dimensional stability for consistent device performance
✓ Precise dosing capability
✓ Strong mechanical performance, including thin-wall
applications
✓ High resilience and durability
✓ Optimized surface properties for marking and printing
✓ Reduced color variation for reliable quality control
Why Choose BASF PRO Materials for Drug Delivery?
- Engineered specifically for medical device applications
- Designed to meet strict regulatory and quality requirements
- Enable safe, precise, and reliable drug delivery systems
- Support efficient production and long-term performance
Contact us about your questions about our drug delivery applications!
Consult with an expert
Self-service solutions:
FAQ
Q: What are the best materials for drug delivery devices?
High-performance engineering plastics such as Ultraform® PRO (POM) and Ultradur® PRO (PBT) are among the best materials for drug delivery devices. They offer exceptional formulation consistency, dimensional stability, and low friction properties, making them ideal for precise and reliable medical applications such as
insulin pens, auto-injectors, and inhalers.
Q: Why are engineering plastics used in medical drug delivery devices?
Engineering plastics are used because they provide high precision, durability, and consistent performance. Their low wear and low friction behavior ensure smooth operation, while their mechanical strength allows for thin-walled, lightweight, and reliable device designs.
Q: How do materials impact dosing accuracy in drug delivery systems?
Material properties such as dimensional stability, low friction, and minimal wear directly influence dosing accuracy. High-quality plastics like Ultraform® PRO and Ultradur® PRO help ensure precise dosing by reducing tolerances, friction losses, and component deformation.
Q: What are the key material requirements for insulin pens and auto-injectors?
Key requirements include:
- Excellent tribological performance (low friction and wear)
- High dimensional stability and precision
- Consistent mechanical properties
- Smooth, noise-free operation
- Reliable marking and labeling capabilities
These features ensure safe, accurate, and comfortable drug administration.
Q: Which materials are suitable for inhaler components?
Materials such as Ultraform® PRO (POM) and Ultradur® PRO (PBT) are well suited for inhalers. They offer:
- High resilience and durability
- Excellent sliding properties
- Stable performance under repeated use
- Good surface quality for printing and marking
