... Support3. Highwall Protection4. Replace Metal Mesh,Plastic gridPerformance of HockGrid® Mine Grid (Polyester Geogrid)Among traditional methods, ... and construct, which would enhance the safety of mining area.Technical Specification of HockGrid® Mine Grid (Polyester Geogrid) Tensile ... width 15m-30m) Length: 50m,100m,200m,300m,360m Certificate of HockGrid® Mine Grid (Polyester Geogrid) CE,ISO9001,ASTM ...