Meets the requirements of ASTM C 1177 Component
2021-11-15 · Typical Physical Properties Test ASTM SECUROCK Ultralight Glass Mat Roof Board ¼" (6.35 mm) ½" (12.7 mm) 5/ 8" (15.9 mm) Strength Compressive Strength, psi (kPa), nom C 1177 700 - 1,000 (4,826 - 6,895) Flexural Strength, lb, parallel, min C 473 40 80 100 Bending Radius, ft (m), max NA 4 (1.22) 6 (1.83) 9 (2.74) Moisture