Pneumatic sand conveyor UR3.3 Transportation of bulk materials in automatic mode, with a productivity of 3 t / h. Pneumatic sand conveyor UR6.3 Transportation of bulk materials in automatic mode, with a productivity of 6 t / h. Pneumatic sand conveyor UR10.3 Transportation of bulk materials in automatic mode, with a productivity of 10 t / h. Pneumatic sand conveyor UR12.3 Transportation of bulk materials in automatic mode, with a productivity of 12 t / h. Pneumatic sand conveyor UR15.3 Transportation of bulk materials in automatic mode, with a productivity of 15 t / h.