The mark pile die is usually used in highway, high speed, railway and other projects. The commonly used die steel mould is usually rectangular, cylindrical and hexagonal. The application of the mark pile steel die brings us a lot of convenience in our daily life. The mark pile mold is made of steel plate making is changed according to the actual situation, the mark pile is usually vertical column type. Although the size is not large, it is also very reasonable to make the mould with polypropylene, but the release of die is a big problem. It is easy to take off the mold for long time and is far less delayed than the road sign pile steel. The mould is made together. The performance characteristics of the die steel die are: standard standard, high hardness, no deformation, aging resistance, long service life, corrosion resistance, easy release, low investment, low cost, good effect, easy construction, beautiful appearance and generous. In order to protect the traffic safety and ensure the normal use of the vehicles, the different kinds of marker piling dies are dedicated and open. In addition to this, the cost of the cement products is high. It is suitable for the customer's production and service lif