Min. Order Reference FOB Price
1 Piece US$45,000.00-48,000.00 / Piece
Product Description
Jing Gong Railway screening machine The crushed stone in the sleeper box on the railway subgrade is called ballast stone. The main functions of ballast stone are as follows: 1. Bear the pressure transmitted by the sleeper and distribute the pressure evenly on the subgrade. 2. Fix the sleeper ...