Curb mold is used to make concrete curbs essential plastic mold products, Curb is used to fix the roads on both sides of the edge of the region, its role is crucial, and for the production of a mold on the Curb which played a crucial role, therefore Curb mold of choice is very important. Selection road calculus mold production, its production principle is that a long time will cement dry, and then this is how to determine the release time, road calculus mold plastic mold release time is usually 24 hours, sometimes may be due to the size of the plastic mold will cement products is not conducive to the release, control of this road calculus mold releasing best time will increase daily production volume, better reduce breakage cement products, S-type Curb mold, usually in production placed concrete during vibration molding plastic mold, cool place, Xi'an bumper S type Curb mold, dried, Hangzhou S type Curb mold market price, but not conducive to completely dry after stripping Therefore condensation in cement products, non-stick mold, the use of that little remaining water, increasing cement products and lubricity, releasing smooth, this is the best road calculus mold releasing time.