A-A-51281A
Conditions similar to sterilization. A color change of the tape shall not occur when it is subjected to conditions similar to ethylene oxide sterilization. These conditions shall be defined as follows:
|
Temperature |
130oF ± 5 oF |
|
Humidity |
60 +/- 20 percent RH |
|
Time |
48 minutes |
|
Concentration of Gas in chamber |
Air N2. Freon or other inert gas |
|
Pressure in test chamber |
Atmospheric (28-32 in Hg) |
Physical properties. The following physical properties shall apply only after conditioning the tape for 24 hours at 73oF ± 3.5oF and 48 percent minimum relative humidity, and with a sample taken after the first three plies are removed from the roll:
|
Property |
Requirement |
Test |
|
Thickness, inches |
0.011, max. |
ASTM D-3652 except average of 5 tests. |
|
Tensile strength, dry, pounds per inch of width |
12, min. |
ASTM D-3759 |
|
Ultimate, elongation, percent |
6, min. |
ASTM D-3759 |
|
Adhesion to steel, ounces per inch of width |
20, min. |
ASTM D-3330 |
|
Color change adhesive |
Positive, easily distinguishable |
*5 mil. Strip of tape, side applied to stainless steel panel and exposed to herein defined sterilization conditions |
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