... Geogrid is manufactured by polypropylene Used for Base reinforcement Subgrade reinforcement Slope re PP Biaxial Plastic Geogrid 1,. Used for road costruction. 2 ... cracking and subsidingPP Biaxial Plastic GeogridPP Biaxial Plastic Geogrid is used PP as its raw material, produced throughextruding, punching, heating, longitudinal ...