Rastarivatel meshkov big-begov, Vinnytsia region.

The big-bag dosing valve (starter) is a dosing equipment designed for unloading soft big-bag containers. The device can be used for unloading loose, granular or finely crystalline material. The starter is suitable for work in warehouse and field conditions.
(//tractor-service.com)
The dispenser allows you to unload big bags with any bulk material intotrailers,seeders, spreadersmineral fertilizers and other transport. The dosing valve allows you to adjust the dosage and the speed of starting, with the help of a flap. With such a function, work is performed efficiently and as accurately as possible. This is his main advantage.

The big-bag unloader is used in the following areas: agrarian, construction, chemical and food.