With July, 2009 of Open Society "Dolomite" has begun release of production in new large-sized packing: polypropylene containers of type "Big-bag" load-carrying capacity of 1000 kg.

This packing is intended first of all for loose materials: a dolomitic flour packed up, a mineral powder packed up, filler packed up. Production packing in bags by load-carrying capacity of 1000 kg is at present made.

Advantages polypropylene containers are obvious:

- for warehousing and transportations the container form, thus disappears necessity for special tankers for transportation and production storage;

 - high durability at loadings;

 - moisture-proofness;

 - air permeability;

 - the technology of welding without use of glutinous substances and, accordingly, high tightness of the container for the account of welded technologies;

 - the micropunching excluding permeability of packed up product;

 - weight polypropylene containers less than traditionally used paper bag;

 - width of a fabric: 700-2000 mm, fabric density: 80-200/m.;

 - disposable use, the safety factor 5:1;

 - the loaded valve, the polyethylene loose leaf.

The given packing is disposable, however for steady customers probably to organize shipment of production with use returnable polypropylene containers of type "Big-bag".

Appearance polypropylene containers of type "Big-bag" is presented in drawings:

The container soft medium-duty truck from polypropylene fabrics, type 1 – two slings	The container soft medium-duty truck from polypropylene fabrics, type 2 – four slings
The container soft medium-duty truck from polypropylene fabrics, type 3 - four slings (with the loading valve)	The container soft medium-duty truck from polypropylene fabrics, type 4 - four slings (with loading and unloading valves)
The container soft medium-duty truck from polypropylene fabrics, type 5 - four slings with additional lengthening