EC21 Buying Leads Catalogs - stone material

Buy Rail Way Ballast

20160729

Material Finer then No.200 sieve <1% by weight, Moisture <0.5% by weight. LLA<35% weight loss, MA<5% weight loss and LL

20170214

materials are limestone and river stone, the feeding size of stone is about 500 mm before crushing and the produced agg