GRI GM21-Table 1(b) Ethylene Propylene Diene Terpolymer (EPDM) Nonreinforced – – Property Test Test Testing Frequency Method Value (minimum) Thickness, mil (min. ave.) D 5199 45 60 40,000 lb lowest individual of 10 values -10% -10% • Tensile Properties D 412 40,000 lb (1) 1200 1200 break strength, lb/in.2 (min.) • break elongation, % (min.) 500 500 • Tear Resistance, lb (min.) D 1004 12 15 50,000 lb Puncture Resistance, lb (min.) D 4833 30 40 50,000 lb Multiaxial Tension per formulation(2) break elongation, % (min.) D5617 100 100 • Brittleness Temperature, deg F (max.) D2136 -49 -49 per formulation(2) Oven Aging at 100oC for 170 hours D 5721 per formulation (2) D 882 90 90 % retained on tensile break strength • D 882 75 75 % retained on tensile break elongation • GM 16 surface cracking at 7X magnification no cracks • UV Resistance per formulation (2) (b) Xenon Arc for 2000 hours at 80oC G 26 D 882 90 90 % retained on tensile break strength • D 882 75 75 % retained on tensile break • elongation GM 16 no cracks surface cracking at 7X magnification • -or- D 7238 (b) UVA-Fluorescent after 7500 hours total testing time(3) D 882 90 90 % retained on tensile break strength • D 882 75 75 % retained on tensile break elongation surface cracking at 7X magnification GM16 no cracks (1) machine direction (MD) and cross machine direction (XMD) average values should be on the basis of 5 test specimens in each direction (2) at least once per year or whenever formulation changes (3) condition of the test should be 20 hours UV cycle at 75oC followed by 4 hours condensation at 60oC
GRI GM21-Table 1(b) – Ethylene Propylene Diene Terpolymer (EPDM) – Nonreinforced Property Test Method Test Value Testing Frequency (minimum) Thickness, mil (min. ave.) • lowest individual of 10 values D 5199 45 60 -10% -10% 40,000 lb Tensile Properties (1) • break strength, lb/in.2 (min.) • break elongation, % (min.) D 412 1200 1200 500 500 40,000 lb Tear Resistance, lb (min.) D 1004 12 15 50,000 lb Puncture Resistance, lb (min.) D 4833 30 40 50,000 lb Multiaxial Tension • break elongation, % (min.) D5617 100 100 per formulation(2) Brittleness Temperature, deg F (max.) D2136 -49 -49 per formulation(2) Oven Aging at 100oC for 170 hours • % retained on tensile break strength • % retained on tensile break elongation • surface cracking at 7X magnification D 5721 D 882 D 882 GM 16 90 90 75 75 no cracks per formulation (2) UV Resistance (b) Xenon Arc for 2000 hours at 80oC • % retained on tensile break strength • % retained on tensile break elongation • surface cracking at 7X magnification -or- (b) UVA-Fluorescent after 7500 hours total testing time(3) • % retained on tensile break strength % retained on tensile break elongation surface cracking at 7X magnification G 26 D 882 D 882 GM 16 D 7238 D 882 D 882 GM16 90 90 75 75 no cracks 90 90 75 75 no cracks per formulation (2) (1) machine direction (MD) and cross machine direction (XMD) average values should be on the basis of 5 test specimens in each direction (2) at least once per year or whenever formulation changes (3) condition of the test should be 20 hours UV cycle at 75oC followed by 4 hours condensation at 60oC
12-1001-MS-AZ-594_Flexible_Membrane_Liner.docx