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Material Test Data
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Surface Burning ASTM E-84
FLAME SPREAD-86
SMOKE DEVELOPMENT-358
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| Catagories of Surface Burning |
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Flame Spread Index |
Smoke Development |
| Class 1 or A |
0 to 25 |
450 Maximum |
| Class 2 or B |
25 to 75 |
450 Maximum |
| Class 3 or C |
75 to 200 |
450 Maximum |
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Flexibility ASTM D-522 Mandrel Bend, Method B 0.108" thick sample |
Pass 2" |
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| Tensile Strength and Elongation ASTM C-638 |
Tensile Strength = 430 psi Elongation = 3.5% |
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| Water Absorption DIN 52 617 |
1.4% at 24hrs 8.7% at 28 days 0.0005 kg/m2/hr at 28 days |
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Water Absorption Transmission ASTM E-96 0.250" thick sample |
0.427g/hr/m2 at 24 hrs 0.397g/hr/m2 at 28 days 1.77x10-7 g/Pa*sec*m2 at 28 day 3.11 Perms at 28 day |
| Freeze/Thaw Resistance ASTM C-67 |
no deleterious effects after 60 cycles |
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| Salt Spray Resistane ASTM B-117 |
No deleterious effects after 320 hrs |
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| Abrasion Resistence ASTM D968, 500L sand |
No measureable abrasion some discolouration of surface |
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Imapct Resistance ASTM D5420, 2lb mass, 5/8" radius 0.250" thick sample |
Impact failure at 14" drop 3.16 joules energy, 0.20" thickness |
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| Coefficient of Thermal Expansion ASTM c531 |
6.5x1-6 °C-1 |

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