Mil Thickness .002 .004 .006 .008 .010
Tensile Strength ASTM D 882-A
psi, lengthwise 1700 1700 1700 1700 1700
psi, crosswise 1200 1200 1200 1200 1200
Elongation ASTM D 882-A
% lengthwise 225 225 225 225 225
% crosswise 350 350 350 350 350
Impact Resistance ASTM D 1709
Grams by dart drop 100 165 260 370 475
Water Vapor Transmission
ASTM E 96-E
permeance, perms 0.38 0.19 0.13 0.096 0.076
wvtr, grams/100 square inches 0.70 0.35 0.23 0.18 0.14
wvtr (g/24.h.m2) 11.0 5.5 3.7 2.8 2.2
Density, gr/cc 0.92 0.92 0.92 0.92 0.92
Net Weight, lbs/1000 sq. ft. 9.5 19.1 28.7 38.2 47.7