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Silicone O-Rings
Description: Excellent material for static service at extreme (hot or cold) temperatures.
Outstanding flex and fatigue life. Very good for ozone and UV radiation service as well as
for resistance to fungal and biological attack.
Limitations: Avoid chlorinated solvents, aliphatic and aromatic hydrocarbons and petroleum oils. Silicones are generally very permeable to gases and have poor physical strength and abrasion resistance.
Chemistry: Methyl disiloxane, with vinyl and/or phenylgroups.
Trade Names: SILASTIC ® , SILPLUS ®
ASTM D1418 Designation: MQ, PMQ, VMQ, PVMQ
ASTM D2000/SAE J200 Type, Class: FC, FE, GE
Temperature Range: 115° to 232°C (175° to 450°F)
Typical Uses: LPCVD/Oxidation, Dry Etch, Resist Stripping
Standard Silicones (VMQ)
| Compound# | Color | Hardness Shore A |
Tensile Mpa (Psi) |
Elongation % | 70Hr C/S @ 150C |
Low Temp | High Temp |
| S1000 | Orange | 70 | 5.5 (815) | 200 | 17 | 115°C (175°F) | 200°C (400°F) |
* Silicone is available in a wide range of Durometers and Colors
High-Temperature Silicone (VMQ)
| Compound# | Color | Hardness Shore A |
Tensile Mpa (Psi) |
Elongation % | 70Hr C/S @ 200C |
Low Temp | High Temp |
| S1015 | Orange | 68 | 6.5 (940) | 170 | 36 | 70°C (94°F) | 246°C (500°F) |
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& Plastic Products, Inc. |