1,Weight:100g-1200g/m2 2,The Tearing strength max 0.6KN. 3,It has corrosion resistance ... .2,It has high permeation and can keep good permeation under the pressure of earthwork.3,It has corrosion resistance, uses chemical ... , coastal beach land, reclaiming land and environmental protection and play the functions such as isolation, filter, drainage, reinforcement, protection and enclose ...