: Buddingco Model Railroad - Train Ballast .
B. Ballast/walkway aggregate shall be crushed stone broken by the crusher and have at least 2 broken surfaces: angular, rough-surfaced, clean and free of sand, loam, clay, flat, elongated, soft or disintegrated pieces, and other deleterious substances. 1. The Ballast.lime stone railway ballast. lime stone railway ballast ofspescaracolli. lime stone railway ballast limestone railroad ballast unit weight, railway track ballast production line, crushing plant,screening plant Railway track ballast production line is widely used to produce railway track ballast .