BEST PRACTICES OF TYPICAL CONSTRUCTION DETAIL

ASTM Chart

PROPERTY UNITS VALUE ASTM METHOD
Physical      
Density g/cm3 0.55 D 792
Water Absorption % <0.50 D 570
Mechanical      
Tensile Strength psi 3500 D 638
Tensile Modules psi 209.000 D 638
Flexural Strength psi 5100 D 790
Flexural Modules psi 215,000 D 790
Modules of Elasticity psi 205,000 D 1037
Elongation % 9 D 638
Nail Hold Lbf/in of penetration 300+ D 1761
Staple Hold Lbf/in of penetration 69 D 1037
Screw Hold Lbf/in of penetration 240+ D 1037
Gardner Impact In-Ibs 34 D 5420
Notched Izod Impact Ft-Lbs/inch 0.270 D 256
Termite Resistance -- 10 D 3345
Hardness Lbf/in 60+ D 2240
Mold Growth   Trace Grace (<10%) G 21
Compressive Strength psi 2000-6000 (thickness dependant) D 695
Uplift Resistance psf 80 E 330
Parking Garage Ceiling Soffit System psf -225 (negative pressure) UL580
Thermal      
Coefficient of Linear Expansion in/in/°F 3.24 x 10-5 D 696
Burning Rate in/min Failed to Ignite D 635
Flame Spread Index -- Less than 25 E 84
Heat Deflection Temp (264 psi) °F 146 D 648
Oil Canning (at 140°F) °F Passed D 648