Ceiling steel-plastic grid for coal mine 1.Mesh width: 4.0/3.0/ ... Materials Co., Ltd was established in the year 2000, and mainly manufacture geogrids, geotextile, geomembrane,double-resistance grids for mining, ... on. Also can be used as reinforcement materials in mine laneway, slope protecting , underground construction and communication etc ... . Production line Ceiling steel-plastic grid for coal mine