TerraTex HPG-57

TerraTex HPG-57 is a woven geotextile made up of polypropylene filaments which are formed into a stable network such that the filaments retain their relative position. It is non-biodegradable and resistant to most soil chemicals, acids, and alkalies with a pH range of 3 to 12. TerraTex HPG-57 is manufactured to meet or exceed the following requirements.

 
PROPERTY TEST METHOD MINIMUM AVERAGE ROLL VALUE
Tensile Strength ASTM D 4632 475 x 440 lbs
Tensile Elongation  ASTM D 4632 12 x 6 %
Puncture Strength ASTM D 4833 160 lbs
Mullen Burst ASTM D 3786 1200 lbs
Trapezoid Tear ASTM D 4533 180 lbs
A.O.S. ASTM D 4751 30 US sieve
Permittivity ASTM D 4491 0.40 cm/sec
Water Flow Rate ASTM D 4491 30 gpm/ft2
Wide Width Tensile ASTM D 4491 400 x 400 lbs/in
Creep Limited Strength ASTM D 5262 1067 lbs/ft
UV Resistance ASTM D 4355 70%

(strength retained @ 500 hrs)