Matting Properties
ORIGINAL PHYSICAL PROPERTIES, ASTM D 412, D 2240 | |
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Die C dumbbells tested at 20in/min. | |
Results | |
Durometer A, points | 85 |
Tensile Strength, psi | 2089 |
Ultimate Elongation, % | 370 |
100% Modulus, psi | 1117 |
300% Modulus, psi | 1848 |
TEAR RESISTANCE, ASTM D 624, DIE C | |
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Specimens tested at 20 in/min. | |
Results | |
Tear Strength, ppi | |
As Received | 284 |
After QUV Aging | 244 |
Water Absorption, ASTM D 570 | |
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Specimens immersed 24 hrs. @ 23° C in distilled water | |
Average of three specimens reported | |
Results | |
Absorption, % | |
As Received | -0.019 |
After QUV Aging | 1.78 |
EFFECT OF ALKALIES, CRD-C-572 SECTION 7.2^ | |
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Specimens immersed 7 days @ 23° C in the fluid mixture listed in Para. 7.2, then removed, rinsed and allowed to dry for 1 hr. @ 23° C | |
Results | |
Durometer, point change | |
As Received | -7 |
After QUV Aging | -5 |
Weight Change, % | |
As Received | +0.13 |
After QUV Aging | +2.25 |
QUV WEATHERING, ASTM G 154 | |
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Procedure: Specimens exposed 2,000 hrs. per cycle #1 of table X2. 1. | |
UV Lamp: UVA-340 | |
Chamber Temperature: 60°C light / 50°C Condensation | |
Program Cycle: 8hrs. UV Light / 4 hrs. Condensation | |
Results | |
Type A Durometer, points | 86 |
Tensile Strength, psi | 1347 |
Ultimate Elongation, % | 210 |
100% Modulus, psi | 1145 |
LOW TEMPERATURE BRITTLENESS, ASTM D 746 | |
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Ten 1 ¼” x ¼” specimens conditioned 3 min. in methanol. | |
Results | |
Brittlepoint, °C | |
As Received | -38.2 |
After QUV Aging | 0 |
APPARENT BENDING MODULUS, ASTM D 747^ | |
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Five specimens, approximately 0.5 inches x 2 inches were tested. | |
Apparatus: Tinius Olsen Stiffness tester | |
Cantilever Beam procedure conditions: | |
Readings were performed at 3°, 6°, 9°, 12°, and 15°. | |
0.1 In-lb moment weight | |
2 in. span | |
Span to depth ratio was approximately 29:1 | |
Average of five specimens reported | |
Testing was outsourced to an accredited lab. | |
Results | |
Apparent Bending Modulus, psi | |
As Received | 1893 |
After QUV Aging | 3010 |