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Precision Polymer F70A
| Category: | Fluoro Si , Fluorosilicone |
| Manufacturer: | Precision Polymer Engineering Ltd. |
| Trademark: | Precision Polymer |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | cVgVaU_Precision-Polymer-F70A.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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Blue Fluorosilicone Rubber, 60 to 70 °IRHD. Fluorosilicone rubber having methyl, vinyl and fluorine substituent groups on the polymer chain. Meets material properties of Aerospace Specification Mil-R-25988B, Class 1, Grade 70. Excellent heat resistance and low temperature flexibility. Suitable for sealing petroleum oils and hydrocarbon fuels. Fluorosilicones are widely used in aircraft fuel systems. |
| General Information | |
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| Hardness | Nominal Value | Test Method | |
|---|---|---|---|
| IRHD Hardness | 65 | ASTM D1415, ISO 48 |
| Elastomers | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength (Yield) | 8.00 | MPa | ASTM D412, ISO 37 |
| Tensile Elongation (Break) | 200 | % | ASTM D412, ISO 37 |
| Compression Set (175°C, 22 hr) | 10 | % | ASTM D395, ISO 815 |
| Aging | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Change in Tensile Strength in Air (200°C, 70 hr) | 5.0 | % | ASTM D573, ISO 188 |
| Change in Ultimate Elongation in Air (200°C, 70 hr) | -14 | % | ASTM D573, ISO 188 |
| Change in IRHD Hardness in Air (200°C, 70 hr) | 5.0 | ASTM D573, ISO 188 |
| Thermal | Nominal Value | Unit | |
|---|---|---|---|
| Maximum Operating Temperature | 225 | °C |
| Additional Information | Nominal Value | Unit | |
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| Low Temperature Resistance - TR10 | -57 | °C | |
| Minimum Operating Temperature: -55°C (-67°F) |
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