Covered Hoppers

Small-Cube Pressure Differential Covered Hoppers

Pressure Differential Covered Hoppers Nonmetallic Minerals

Small cube pressure differentials are used to ship dense, dry commodities. The car is typically configured for cement and frac sand service. These cars are typically unlined and standard discharge piping is carbon steel. The cars are discharged by pumping air into the car to create interior pressure and “fluidize” the commodity.

Product Details
Nominal Capacity / Gross Rail Load 286,000 lbs
Hatches Non-vented covers
Gates Pressure Differential system with 5" Butterfly Valve
Carbon Steel discharge piping
Standard Capacity (cuft) 3,200cf
Interior Typically unlined
Commodities Cement, Barite, Sand

GATX Corporation