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Unidirectional Fiber Surgical Tubing

Superior Stiffness

PolyMed^® UD designates a unidirectional continuous fiber reinforced tubing material with thermoset resin as the matrix. PolyMed^® Unidirectional tubing offers superior stiffness and multilumen design options, and is capable of withstanding multiple steam sterilizations with minimal loss of mechanical and electrical properties.

Key Features

High strength-to-weight ratio
Superior stiffness
Outstanding dielectric properties
Electromagnetically transparent
Proven bio-compatibility
USP Class VI and ISO 10993 compliant
Multilumen capable
Compatible with conventional sterilization processes

Unidirectional fiber properties

Technical Specifications

Tensile Strength ASTM D638	100 ksi
Tensile Modulus ASTM D638	6 msi
Flexural Strength at 25 Degrees C ASTM D790	80 ksi
Flexural Modulus at 25 Degrees C ASTM D790	5 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	0.020 in	0.508 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
Concentricity	0.006 in	0.152 mm
Straightness	0.020 in/ft	0.500 mm/300mm
ID/OD Tolerance	±0.002 in	±0.051 mm