Radel® R5500
(polyphenylsulfone)
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Download Product Brochure (23kb - pdf)
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Medical grade Radel R5500 resin offers exceptional hydrolytic stability, toughness, and superior
impact strength over a wide temperature range. This product also offers high deflection temperatures
and outstanding resistance to environmental stress cracking. Recommended sterilization
techniques for Radel R5500 include EtO gas, radiation, steam autoclaving, dry heat and cold
sterilization.
The following physical property information is based on typical values of the base Radel R5500
polyphenylsulfone resin.
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| Mechanical Properties |
| Property |
Units |
Test |
Result |
| Compressive Modulus |
psi |
ASTM D695 |
251,000 |
| Compressive Strength @yield |
psi |
ASTM D695 |
14,350 |
| Flexural Modulus |
psi |
ASTM D790 |
350,000 |
| Flexural Strength @yield |
psi |
ASTM D790 |
13,200 |
| Izod Impact Strength Notched @ 73°F |
ft·lbs/in |
ASTM D256 |
10.0 |
| Izod Impact Strength Un-notched |
ft·lbs/in |
ASTM D256 |
no break |
| Tensile Elongation @break |
% |
ASTM D638 |
60.0 - 120.0 |
| Tensile Elongation @yield |
% |
ASTM D638 |
7.2 |
| Tensile Impact |
ft·lbs/in2 |
ASTM D1822 |
190 |
| Tensile Modulus |
psi |
ASTM D638 |
340,000 |
| Tensile Strength @yield |
psi |
ASTM D638 |
10,100 |
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| Other Properties |
| Property |
Units |
Test |
Result |
| Steam sterilization cycles passed without cracking*, crazing or rupture: |
- |
- |
>2.000 |
| Specific Gravity |
- |
ASTM D792 |
1.29 |
| Water Absorption @24 hours |
% |
ASTM D570 |
0.37 |
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| Thermal Properties |
| Property |
Units |
Test |
Result |
| Coefficient of Thermal Expansion |
in/in/°F |
ASTM D696 |
3.1 x 10-5 |
| Flammability Rating–UL94 @.031” |
- |
- |
V-0 |
| Heat Deflection Temp. @66 psi |
°F |
ASTM D648 |
417 |
| Heat Deflection Temp. @264 psi |
°F |
ASTM D648 |
405 |
| Thermal Conductivity |
(BTU•in)/(hr•ft2•°F) |
ASTM C177 |
2.42 |
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*Steam autoclave conditions: temperature 270°F (132°C); time 30 minutes/cycle; steam pressure 27 psig (0.19 mPa); stress level 1,000
psi (7.0 mPa) in flexure; additive - Morpholine at 50 ppm.
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| Applications Include: |
| Provisional trials |
| Instrument handles |
| Medical device components |
| Advantages of Radel® R5500: |
| Lot controlled and traceable |
| Resin meets the requirements of USP
Class VI specifications |
| Superior dimensional stability |
| Outstanding impact resistance |
| Stress relieved |
| Withstands repeated autoclaving |
| Laser markable |
| Manufacturing Capabilities: |
| Standard: |
Rod: 1” to 31/2” diameter (off-white)
1” to 2” diameter (black)
(1/2” increments) |
Rod lengths: 1” to 2” dia. - 96”
21/2” to 3 1/2” dia. - 48” |
| Non-Standard: |
| Rod: 1/4” to 8” diameter |
| Sheet: .035” to .220” thick |
| Slab: 3/8” to 4” thick |
| Film: .001” to .029” thick |
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*In addition to our standard capabilities, Westlake also has the
ability to process custom resins in various sizes and colors
with some exceptions.
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Radel® R is a registered trademark of Amoco Performance Products, Inc.
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