Tremie pipe mixing concrete
In drilling complicated layers, for the purpose of protecting wall, usually full-bore casing is needed, especially at overseas.
1. The products of our company including double-wall casing and drivers, casing shoes, etc, have been sold to many nations, with excellent operating effects. It has been succeeded in matching with drilling machines abroad and the spiral drilling machines in domestic.
2. We could produce single-wall,double-wall,casing coupling and casing driver in various outer diameters and different pitches subject to customers’ demand.