... Jiasheng Metal Products Co.,Ltd main produce geogrid road construction , we also named geogrid , supply free geogrid sample, it can ... more when used as ceiling.4. Technic Patameter: ParameterUnitSpecificationJD PP 30 MS 40×40Geometry SizeWidthmeter5.0/3.0/2.0 ... ,punching, heating, longitudinal stretching and transverse stretching. hot sale!!! PP black plastic biaxial geogrid factory best price