Circumferential Fiber Surgical Tubing
High strength-to-weight ratio
PolyMed® Circumferential Fiber Orientation tubing utilizes multidirectional fibers oriented both helically and axially, with thermoset resin as the matrix. Our most popular product for medical device applications, PolyMed® CW tubing provides increased hoop reinforcement resulting in a high strength-to-weight ratio.
Key Features
- High strength-to-weight ratio
- Improved hoop strength
- Outstanding dielectric properties
- Electromagnetically transparent
- Proven bio-compatibility
- USP Class VI and ISO 10993 compliant
- Non-reflective characteristics
- Compatible with conventional sterilization processes
Circumferential fiber properties
Technical Specifications
| Tensile Strength ASTM D638 | 80 ksi |
|---|---|
| Tensile Modulus ASTM D638 | 5 msi |
| Flexural Strength at 25 Degrees C ASTM D790 | 60 ksi |
| Flexural Modulus at 25 Degrees C ASTM D790 | 4 msi |
| Dielectric Strength | 300 V/mil |
| Water Absorption as % weight produced | 0.1 |
| Dielectric strength after 16 hours water soak | 250 V/mil |
| Dielectric strength after 20 autoclave cycles and 16 Hour water soak | 150 V/mil |
Fabrication Specifications
| Minimum Wall Thickness | 0.018 in | 0.457 mm |
|---|---|---|
| Minimum ID | 0.075 in | 1.905 mm |
| Maximum OD | 0.625 in | 15.875 mm |
| End Squareness | 0.005 in | 0.127 mm |
| Straightness | 0.020 in/ft | 0.500 mm/300mm |
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