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Matting Properties

ORIGINAL PHYSICAL PROPERTIES, ASTM D 412, D 2240
Die C dumbbells tested at 20in/min.
  Results
Durometer A, points 85
Tensile Strength, psi 2089
Ultimate Elongation, % 70
100% Modulus, psi 1117
300% Modulus, psi 1848
TEAR RESISTANCE, ASTM D 624, DIE C
Specimens tested at 20 in/min.
  Results
Tear Strength, ppi
As Received 284
After QUV Aging 244
Water Absorption, ASTM D 570
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^
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
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
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^
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