Sustason® PPSU MG (Radel®) - ASTM

PPSU

Characteristics

Sterilization resistant
High heat deflection temperature
Highly impact resistant
ISO 10993-5 tested on semi-finished product
Chemical resistance

Industries

Healthcare

Application Examples

Trial implants

For example for knee implants, hip socket implants and sockets. It has very high precision and surface quality, is machined to high tolerances in accordance with customer drawings. Material used is Sustason^® PPSU MG.

Plastic components for endoscopes

Our Sustason® PPSU MG is specifically designed to reduce the weight of medical devices, allowing surgeons to work more precisely and for longer. It offers excellent sterilisation resistance over 2,000 cycles, can be surface finished to customer specifications and offers an improved feel compared to metal. It is manufactured to tight tolerances and is available in a range of colours.

Technical Specifications Sustason® PPSU MG (Radel®) - ASTM

General properties

	Test Method	Unit	Guideline Value
Density	ASTM D792	g / cm³	1.29
Water Absorption 24 hours	ASTM D570	%	0.37
Water Absorption Saturation	ASTM D570	%	1.1

Mechanical properties

	Test Method	Unit	Guideline Value
Hardness	ASTM D2240	Shore D	80
Tensile Strength at yield 73°F	ASTM D638	psi	11000
Tensile Modulus	ASTM D638	psi	390000
Elongation at Break	ASTM D638	%	30
Flexural Strength	ASTM D790	psi	15500
Flexural Modulus	ASTM D790	psi	350000
Compressive Strength	ASTM D695	psi	14000
Rockwell Hardness	ASTM D785		80
Rockwell Hardness	ASTM D785	R	120
Izod Impact, Notched	ASTM D256	ft-lb/in	13

Thermal properties

	Test Method	Unit	Guideline Value
Thermal Conductivity		in/hr/ft² /°F	2.42
Coefficient of Linear Thermal Expansion	ASTM D696	in/in/°F x10^-5	3.1
Melting Point	ASTM D789	°F	424
Continuous Service Temperature, Air		°F	320
Deflection Temperature at 1.8Mpa (264psi)	ASTM D648	°F	420
Deflection Temperature at 1.8Mpa (66psi)	ASTM D648	°F	417