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Email: info@frechem.cn
Certificate of Analysis
Grade: FT70B001
| Press Cure |
Sheet: 170℃*10min |
Button: 165℃*30min |
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| Post Cure |
Sheet: 235℃*24H |
Button: 235℃*24H |
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| Application: For O-ring and Seals of cars | Color: Black | ||||
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| Original Properties | Unit | Spec | Test Value | Test Method | |
| Shore A Hardness | Points | 70±5 | 72 | D-2240 | |
| Tensile Strength | MPa | 10 | 12.70 | D-412 | |
| Elongation | % | 175 | 260 | D-412 | |
| Specific Gravity | g/cm3 | -- | 1.85 | ISO 2781 | |
| B38 |
Compression set 200℃@22hrs |
% | 50 | 14 | D-395 |
| A1-10 | Thermal Ageing 250℃@70hrs | ||||
| Hardness Change | Point | +10 | 2 | D-573 | |
| Tensiile Strength Change | % | -25 | -10 | D-573 | |
| Elongation Change | % | -25 | -7 | D-573 | |
| E088 | Resistant Fuel 7700# Testing 200℃@70hrs | ||||
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Hardness Change |
Point | -15~-+5 | -13 | D-471 | |
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Tensile Strength Change |
% | -40 | -23 | D-471 | |
| Elongation Change |
% |
-20 | -11 | D-471 | |
| Volume Change |
% |
+25 | +17.8 |
D-471 |
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| EF31 |
Resistant Fuel C Testing 23℃@70hrs |
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Hardness Change |
% |
±5 | -1 |
D-471 |
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Tensiile Strength Change |
% |
-25 | -23 |
D-471 |
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Elongation Change |
% |
-20 | -13 |
D-471 |
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Volume Change |
% |
0~+10 | 3.6 |
D-471 |
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This grade is one of our production, we have more grades for diffferent application, welcome to send letter to us, we will provide the most suitable solution for your product!
