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The table below lists some typical properties of C.A.B. Sheet determined in accordance with standard ASTM test methods |
|
|
Property
|
Units
|
ASTM Text
Method |
Value
|
|
Flow Temperature
|
°C
°F |
D 569
|
145
293 |
|
Flow Rate
|
.
|
D 1238
|
7
|
|
Density
|
.
|
D 792
|
1.2
|
|
MECHANICAL
|
.
|
.
|
.
|
|
Tensile Strength @ Yield |
MPa
psi |
D 638
|
35.6
5,163 |
|
Tensile Strength @ Break
50 mm/min (2 in./min) |
MPa
psi |
D 638
|
36.3
5,221 |
|
Elongation @ Break
50 mm/min (2 in./min) |
%
|
D 638
|
33.9
|
|
Flexural Modulus of Elasticity
1.27 mm/min (0.05 in/min) |
MPa
105 psi |
D 790
|
1,579
2.3 |
|
Rockwell Hardness
|
R Scale
|
D 785
|
81
|
|
Izod Impact Strength
Notched |
23°C J/m -40°C J/m |
D 256
|
235 78 |
|
THERMAL
|
.
|
.
|
.
|
|
Deflection Temperature
[Conditioned 4th @ 70°C (158°F)] |
1.82 MPa °C 0.455 MPa °C |
D 648
|
83 91 |
|
PERMANENCE
|
.
|
.
|
.
|
|
Water Absorption (24th Immersion)
|
%
|
D 570
|
1.4
|
|
Weight Loss on Heating
[72h @ 80°C(175°F)] |
%
|
D 1562
|
0.4
|
Mechanical properties are corrected for thickness and
therefore apply to all thicknesses of sheet,
although slight deviations may be found in thin gauges. Values for any given
specimen of sheeting
may be approximated by means of a suitable conversion factor based on the dimensions
of the specimen.
In general, the thermal, permanence, electrical, and
miscellaneous properties listed are charac-
teristics of the plastic from which C.A.B. Sheet is manufactured, and they should
not vary signifacantly
from one thickness to another
Since some variaton occurs in all plastics and
in all plastic testing, there is no representation
that the sheeting in any particular order will conform exactly to all the properties
shown.
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reserved.
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