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High Temp Round Silicone Rubber Diaphragm , Automotive Diaphragm Free Sample
Description :
1. Long lifespan, continuous operation can reach tens of thousands
of hours;
2. Good fatigue resistance, high intensity, small elastic changes,
can be used for high flow and high pressure requirements;
3. Excellent elasticity, low noise;
4. Hardness adjustable according to customer requirements from
40-65 degrees;
5. Temperature range from -40~150°C;
6. Applies to all the micro air pump, water pump use;
7. The products are of RoHS and ISO9001 approved;
8. We can make new mould according to your samples or drawings.
Silicone 70 TEST REPORT ASTM D2000 M2BG 714 B14 EO14 EF11 EF21 EA14 F17 | |||
PROPERITIES | SPECIFICATION | TEST RESULT | TEST METHOD |
Hardness shore A | 70±5 | 72 | D2240 |
Tensile MPA Min | 14 | 14.5 | D12 |
Elongation % Min | 250 | 315 | D412 |
Gravity | 1.263 | D297 | |
Heat resistant 70h 100℃ Hardness change | ±15 | +5 | D573 |
Tensile strength% | ±30 | +15 | |
Elongation Max | -50 | -12 | |
Compression Max 22h at 100℃ | 25 | 14 | D395 |
NO1 oil resistant | |||
Change in hardness | -10~+5 | +1 | D471 |
Change in tensile Max | -25 | -16 | |
Change in Elongation | -45 | -20 | |
Change in Volume% | 0~25 | +6 | |
Fuel resistant 70 H at 23℃ | |||
Hardness change | ±10 | +3 | D471 |
Tensile change Max | -25 | -8 | |
Elongation change Max | -25 | -10 | |
Change in Volume | -5~+10 | +3 | |
Water Resistant | D417 | ||
Change in Hardness | +3 | ||
Change in tensile | +5 | ||
Change in Elongation | -14 | ||
Change in Volume | ±15 | +3 | |
Low Temperature resistant | D2137 | ||
3 MIN -40℃ | Non brittle | Pass | D2137 |