Silicone rubber material for auto parts IOTA171-70* , 80*
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Item
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IOTA171-70*
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IOTA171-80*
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Product
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Oil seal
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Products feature
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Good thermal ageing and compression set, etc
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Special performance
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heat-aging strength：-5%
heat-aging elongation：-35%
heat-aging hardness
change：5HA
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225℃×70h
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Volume change：40%
The extension rate：30%
heat-aging hardness
change：15HA
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150℃×70h
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Appearance
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Grey white
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Hardens (HA)
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70
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76
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Density(g/cm³)
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1.37
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1.36
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Tensile strength(Mpa)
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6.5
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6.0
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Elongation (%)
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250
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150
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Tear strength (N/mm)
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15.0
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12.0
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Notes:
- Items containing "*" represent the secondary vulcanization data; others represent first vulcanization data; “Y” for the liquid glue
- Hardness containing “C” represent ASKER C Others represent Shore A
- Tear mark: A cut mouth with crescent type cutter testing; C - domestic orthogonal cutting test; Not marked for JISK type B
- Vulcanizing agent: 2,5-bis[tert-butylperoxy]-2,5-dimethylhexane;
- Liquid adhesive curing conditions: 105℃×15min
