coats][base coat] [and][standard][fast] cure for intermediate and finish
coat. Uncured silicone rubber shall have the following values when tested
for specified properties in accordance with specified test methods:
Properties in Metric Units
Properties
ASTM Test
Value
Units
Solids Content
ASTM D 2697
65, minimum
% by volume
Solids Content
ASTM D 2697
75, minimum
% by weight
Flash Point
ASTM D 56 or
38, minimum
degrees C
ASTM D 93
Properties in Inch-Pound Units
Properties
ASTM Test
Value
Units
Solids Content
ASTM D 2697
65, minimum
% by volume
Solids Content
ASTM D 2697
75, minimum
% by weight
Flash Point
ASTM D 56 or
100, minimum
degrees F
ASTM D 93
Cured silicone rubber shall have the following values when tested for
specified properties in accordance with specified test methods:
Properties in Metric Units
Properties
ASTM Test
Value
Units
Elongation
ASTM D 412,
100, minimum
percentage
24 C, 50% relative
humidity
Tensile Strength
ASTM D 412, die C,
3447, minimum
kPa
24C, 50% relative
humidity
Permanent Set
ASTM D 412
1.0, minimum
percentage
Change in
ASTM D 412
1.0 within
percentage
Elongation, Tensile
tolerance of
Strength, Permanent
test
Set after Heat Aging
26 weeks @ 65C
UV Exposure
ASTM D 822,
No cracking
--
ASTM G 26,
checking, or
6000 hours in
significant
atlas xenon or
discoloration
carbon arc
weatherometer
Water Absorption,
ASTM D 570
0.5, maximum
percentage by
168 hours, 24C
weight
SECTION 07570
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