Properties in Metric Units
Properties
ASTM Test
Value
Units
Elongation
ASTM D 412,
150, minimum
percentage
24 C, 50% relative
humidity
Tensile Strength
ASTM D 412, die C,
11,030,
kPa
24C, 50% relative
minimum
humidity
Permanent Set at
ASTM D 412
15
percentage
break
Tear Resistance
ASTM D 624, Die C
34.13
KN per meter
minimum
UV Exposure
ASTM D 822,
No cracking,
--
ASTM G 26,
checkiing,
ASTM G 53,
loss of
6000 hours in
flexibility
atlas xenon or
or significant
carbon arc
discoloration
weatherometer, or
QUV
Water Absorption,
ASTM D 570
2.8, maximum
percentage by
168 hours, 24C
weight
Hardness, Shore A
ASTM D 2240
80, minimum
points
Permeability
ASTM E 96
1.0, maximum
perms
Procedure E
0.50 mm thickness
Properties in Inch-Pound Units
Properties
ASTM Test
Value
Units
Elongation
ASTM D 412,
150, minimum
percentage
75 F, 50% relative
humidity
Tensile Strength
ASTM D 412, die C,
1600, minimum
psi
75 F, 50% relative
humidity
Permanent Set at
ASTM D 412
15, minimum
percentage
break
Tear Resistance
ASTM D 624, Die C
195, minimum
Pounds per
linear inch
UV Exposure
ASTM D 822,
No cracking,
--
ASTM G 26,
checkiing,
ASTM G 53,
loss of
6000 hours in
flexibility
atlas xenon or
or significant
SECTION 07570
Page 26
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