... supplied. We will manufacture mesh based on the parameters of longwall faces.Mine Grid Application Scopes:Longwall face recovery for roof ... advancing speed and reduces the advanced influence of working faces on the coal wall. 6. Increase the speed of terminal ... Co.,Ltd Mine Grid,Mining Grid,Mining Geogrid,Polyester Geogrid,Biaxial Geogrid. mine grid 400-400kN/m for longwall recovery system,rib and ...