Sepecific Weight (CNS 488) |
0.8~0.9 |
Fire Rating (CNS 12514) |
2hr (Thick :3.15 inch)
3hr (Thick :4.0 inch) |
Sound Transmission Loss
(ASATM E413) |
STC=44 (Thick :3.15 inch)
STC=51 (Thick :6.13 inch) |
Compressive Strength
(CNS 8647) |
710~994 lb/in |
Flexure Strength
(CNS 8647) |
1760 lb (Thick :4.0 inch)
4840 lb |
Thermal Expansion Coefficient |
0.00026 |
Thermal Conductance
(CNS 7332) |
0.337 kcal/mhc |
Water Absorption
(CNS 488) |
0.17% |
Young's Modulus |
58803 lb/in |
