ORK Metric O - Ring Seals For Automobile , High Temperature O Rings IIR 70
ORK Metric O-Ring Seals For Automobile , High Temperature O Rings IIR 70
o ring seals discription :
1. Material: MVQ or other silicone rubber as per customer's requirement
2. Hardness: 20~75 shores A
3. Temperature and range: -70 to 275 ºC
4. Performance: With good sealing, water resistance, oil resistance, anti-aging and insulation performance.
1) Tensile Strength ≥2.0 Mpa
2) Elongation ≥500%
3) Tear Strength≥3.5 kN/m
5. Colour: various colours
6. Dimension: as per customer's requirement
7. Packing: PP bag and carton
Our automotive rubber seals are widely used in automotive electrical and electronic system.
Production process:
1 Raw material incoming inspection
2 Preparing materials according to the recipe.
3 Mixing
4 Test
5 Vulcanization
6 Inspection of first and last parts
7 Trimming
8 Second vulcanization
9 Final inspection
10 Packing
11 Storage
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IIR 70 TEST REPORT ASTM D2000 M2BG 714 B14 EO14 EF11 EF21 EA14 F17 |
|||
|
PROPERITIES |
SPECIFICATION |
TEST RESULT |
TEST METHOD |
|
Hardness shore A |
70±5 |
66 |
D2240 |
|
Tensile MPA Min |
8 |
8.86 |
D412 |
|
Elongation % Min |
100 |
116.2 |
D412 |
|
Gravity |
|
|
D297 |
|
Heat resistant 70h 100℃ Hardness change |
|
|
D573 |
|
Tensile strength% |
±30 |
﹢15 |
|
|
Elongation Max |
-50 |
-12 |
|
|
Compression Max 22h at 100℃ |
60% |
53.2% |
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 |
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