XR800E

XR800E Rotary Drilling Rig is mainly used in piling foundation construction of large bridge projects across river and sea. With the special chassis made for super-large tonnage rotary drill rig, the construction of super large piling and super deep piling can be realized with pile depth of 150 meters, pile diameter of 4.6 meters. The double speed ratio rotary drive multi-shift control technology, integrated drilling mast design and drill pipe with bar warning protection system are applied to realize comfortable operation and efficient construction and high energy saving.