Mine cement sleeper selection day as collision, hit a day as today. Now that you have seen today, our cement sleeper, you waste your time a little, five hundred years to life in exchange for a pass in this vast network and your chance to rub shoulders is my hard-won, I do not want the other "five hundred" meet with you again. First, mining and railway sleepers now used mainly wooden sleepers and concrete sleepers, steel sleepers, sleepers also use composite materials. Wooden sleepers with pine, elm, willow better, certainly not with poplar. Of course, cement sleepers are made of concrete and steel. Second, cement sleeper, instead of the first phase has been basically wooden sleepers, it has the advantage of good stability, long life, maintenance and repair costs province. Third, according to the usage of cement sleeper into two U-rings and bolt plate. Prices vary, please indicate the time of purchase. Road construction hammer just need to make a U-shaped ring, cement sleeper card on the rail to provide the highest quality cement sleeper is my pleasure to give you, our strong technical force, Please believe us once, let me provide you create different cement sleeper!