EN
FFKM Perfluoroelastomer Compound 75A Black for Extreme Chemical & High Temperature Seals
Material: FFKM Hardness: 60A-90A
Color: Customizable
Typical applications: High-demand sealing in semiconductor, chemical, and aerospace industries
- Description
- Applications
- Specifications
- Advantage
- Recommended Products
Description
FFKM offers nearly inert chemical stability, resisting over 1,600 chemical media while maintaining excellent sealing performance in extreme high-temperature and corrosive environments. It is widely used in extreme condition designs for semiconductor manufacturing,petrochemical, aerospace, and nuclear industries. WINBEST can customize hardness, color, and specific media-resistant formulations according to customer requirements.
Applications
Semiconductor etching and deposition equipment seals
Chemical reactor / high-temperature high-pressure valve seals
Aerospace engine fuel system seals
Nuclear industry radiation-resistant seals
Oil & gas extraction
Specifications
|
Common Name |
Perfluoroether rubber compound |
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Hardness(SHA) |
60A~90A |
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ASTM D-2000 Classification |
KK |
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Tensile(Mpa) |
12 ~ 20 |
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Elongation at Break(%) |
100~250 |
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Compression Set（%） |
< 15（300℃, 70h） |
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Temperature Range |
-20℃~+320℃（Short-term up to +350℃） |
|
Specific Gravity（g/cm³） |
2.00~2.10 |
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Resistances |
Both strong acid and strong alkali resistance |
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Excellent electrical resistance |
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Excellent steam resistance |
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Excellent amine additives resistance |
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Plasma radiation resistance |
|
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Resistant to 1600 kinds of media |
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Curing Systems |
Peroxide |
|
Production process |
Molding |
|
Formula & color |
Custom |
|
Shelf Life |
3 months |
|
Storage conditions |
Store in a cool, dry place. After opening, seal tightly to prevent moisture absorption and loss of active ingredients. |
Advantage
Ultimate chemical resistance: Resists over 1,600 chemicals with virtually no swell·
Extreme temperature capability: 320°C continuous, 350°C intermittent. Very low compression set: Maintains sealing force even at high temperatures.
Plasma & radiation resistance: Suitable for semiconductor and nuclear industries.
Extremely long service life: Can operate continuously for years in harsh conditions.
