Mineral Filler with Air Lock Rotary Valve has a bin storage capacity of 1.00 tons. The Mineral Filler is provided with air lock rotary valve for filter discharging. The Mineral Filler is fitted with twin lobe compressors for facilitating smoother and optimum performance. Mineral Filler with Air Lock Rotary Valve is strong and compact in construction and ideal to be used for road construction.