... m 2.simple and convenient construction 3.fire-resistant,antistatic 4.mining grid,mesh high strength fire resistant mine roof support geogrid,polyester ... Mining geogrids introduction:Geogrid is knitted by polymer yarns with high strength, high modulus and low creep and coated with advanced technology ... easily and reduce the self-ignition risks. Polyester Mine Grid,High Strength,Fire Retardant,Antistatic