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E.
P. D. M. ( E T H Y L E N E P R O P Y L E N E)
Temperature range -40° + 120°C with excellent resistance to water, steam, ozone ageing and many chemicals. Not suitable for contact with petroleum liquids. These are general properties, which will vary between grades. |
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Ref
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Specification
|
Hardness
IRHD |
SG
|
Tensile
Strength (MPa) |
Elongation
at Break % |
Colour
|
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E80
|
Commercial
|
70°
|
1.40
|
4
|
200
|
Black
|
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E9614
|
High
Grade
|
70°
|
1.22
|
9
|
200
|
Black
|
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E79
|
WRC
Approved
|
80°
|
1.17
|
10
|
250
|
Black
|
|
E78
|
WRC
Approved
|
70°
|
1.12
|
10
|
400
|
Black
|
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E81
|
Food
Quality
|
60°
|
1.30
|
8
|
390
|
White
|
|
B
U T Y L ( I S O B U T Y L E N E - I S O P R E N E )
Temperature range -45° + 130°C. Very good weathering resistance. Low gas and moisture permeability. Poor resistance to petroleum based oils and fluids. |
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Ref
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Specification
|
Hardness
IRHD |
SG
|
Tensile
Strength (MPa) |
Elongation
at Break % |
Colour
|
|
B70
|
Commercial
|
60°
|
1.23
|
8
|
350
|
Black
|
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H
y p a l o n ®
( C H L O R O S U L P H O N A T E D P O L Y E T H Y L E N E ) Temperature range -35° + 140°C. Excellent resistance to ozone, weather, acids, heat and abrasion. Fair resistance to petroleum based fluids. |
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Ref
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Specification
|
Hardness
IRHD |
SG
|
Tensile
Strength (MPa) |
Elongation
at Break % |
Colour
|
|
H60
|
Commercial
|
70°
|
1.40
|
11
|
350
|
Black
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Care
should be taken in selecting the most suitable quality for each application.
Advice is available but final responsibility remains with the customer. |
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