The first generation of artificial turf, which has a relatively large lawn for people harm, for skin burns, but also in maintenance takes a lot of water, and its cost is also a lot of people can not accept.
The second generation of artificial turf, the grass fiber material is mainly pp, and the second generation of the first generation of artificial grass is substantially the same, but the length of the grass is about 25mm.
The third-generation artificial turf needs to be filled sand, texture rather hard, the skin is also a relatively large injury.
The fourth generation of artificial turf, such materials are also very similar, and the third, but with a layer of an elastic layer having a spring action, the height is about 60.
The fifth-generation artificial turf, every blade of grass silk is an independent body, you need to fill sand or rubber particles, texture is soft, relatively little harm to athletes.
The sixth generation; every blade of grass are independent body, soft harm people is very small, with good elastic layer, to improve the level of play athlete in motion, to increase the movement of the buffer, and natural grass is very similar.