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Page 6
TABLE 2
Requirements
SPECIFICATION RW-3009 ISSUE 3
PROPERTY
UNIT
REQUIREMENT
TEST
METHOD
PHYSICAL
mm(inches)
Dimensions
Dimensional Recovery
Longitudinal Change
In accordance with Table 1
Section 4.3.1
ASTM D 2671
Section 4.3.1
ASTM D 2671
ASTMD 2671 (Over-expanded sizes)
UL 224
Eccentricity (Recovered)
Tensile Strength
Ultimate Elongation
Secant Modulus (expanded)
Low Temperature Flexibility
Percent
Percent
Percent
Percent
MPa (psi)
Percent
MPa (psi)
--
+1, -5
+0, -15
+3, -3
30 maximum
10.3 minimum (1500)
200 minimum
172 maximum(2.5 x 104)
No cracking
ASTM D 2671
ASTMD 2671
UL 224
ASTM D 2671
Section 4.3.2
ASTM D 2671
Section 4.3.3
ASTM D 2671
UL 224
1 hour at -30°C (-22°F)
Heat Shock
--
No cracking
UL 224
4 hours at 250°C (482°F)
Heat Aging
--
--
UL 224
7 days at 158°C (316°F)
Followed by tests for:
Tensile Strength
Ultimate Elongation
Flexibility
Dielectric Withstand at 2500 V
Dielectric Breakdown
MPa (psi)
Percent
--
Seconds
Volts
70% minimum of unaged
specimens
100 minimum
No cracking
60 minimum
50% minimum of unaged specimen
Section 4.3.2
UL 224
Section 4.3.5
ASTM D 2671
Dielectric Strength
kV/mm
(Volts/mil)
19.7 minimum (500)
Copper Stability
7 days at 158°C (316°F)
Followed by test for
No brittleness, glazing, cracking or
severe discoloration of tubing. No
pitting or blackening of copper.
Section 4.3.4
ASTM D 2671
Ultimate Elongation
Restricted Shrinkage
Percent
--
100 minimum
Pass
Section 4.3.2
UL 224
ELECTRICAL
Dielectric Withstand at 2500 V
Dielectric Strength
Seconds
kV/mm
60 minimum
19.7 minimum (500)
UL 224
Section 4.3.5
(Volts/mil)
Volume Resistivity
Ohm-cm
1014 minimum
ASTM D 2671
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