Disposable Expansion Bag

The revolutionary aspect of the HYDRO-BAG equipment lies basically in the possibility of stripping blocks up to 1000 tons or more, without the need to prepare slots to house the jacks since the HYDRO-BAG has an original thickness of just 2 mm (0.08") and can be easily slipped into the wire saw cut. It must be stressed that our equipment makes use only and exclusively of running water as a dilatation fluid, and not oil as for the hydraulic jacks, and therefore it is possible