Technical Data
The lumber is made from a single, purified polymer, and is manufactured to consistent, reproducible standards:
 
MECHANICAL PROPERTIES TEST METHOD   TYPICAL VALUE
Density, lbs./cu.in. (ASTM D792)   0.025 - 0.028
Compressive STrength (ASTM D695) psi@.2 in.def 2450 - 2560
    @.4 in.def 3040 - 3120
    @.6 in.def. 5130 - 5350
Tensile Strength, psi (ASTM D638)   2160 - 2630
Flexural modulus, psi (ASTM D790)   97900 - 103300
Shear Strength, psi (ASTM D732-90)   1850 - 2050
Coeff. Of Thermal Expansion in/in/°F (ASTM D696)   0.00007
Accelerated Weathering>1MM langleys (ASTM E838)   0.91% color
For deflextion/load calculations use =(5)(W)L4//(384)97900)(1)W=#/in of load, L-In. span, and 1+moment of inertia (bh3/12)
*Compressive, Tensile, and Flexural tests performed without the integral skin of the profiles
 
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