Base layer: It consists of rammed soil layer, gravel layer and asphalt or concrete layer. The requirements are mainly to be firm, not deformed, not permeable, and the surface finish is better. In addition, it is also necessary to prevent problems such as sagging and cracking.
Buffer layer: The material is made of rubber or foam. If it is rubber, its elasticity should be moderate and the thickness is 3-5mm. Between the base layer and the base layer, it is pasted with a white latex or a universal adhesive.
Surface layer: that is, the turf layer, there are several types. During the construction, it is necessary to fully apply the glue, and it must be pressed tightly to avoid wrinkles and the like.