Sany rolls out its largest rotary drilling rig in Asia

In recent days, SR630RC8 rotary drilling rig developed solely by Sany Heavy Machinery Co., Ltd. has been delivered to the customer successfully. Currently the equipment has started its work to boost the Shenzhen's construction by contributing its part. For its performance, the customers are full of praise. In 2011, Sany once developed the first largest rotary drilling rig SR460 in Asia, its maximum drilling diameter is 3.5 meters, and the maximal drilling depth reaches 120 meters. The new SR630RC8 rotary drilling rig once again broke this record, its maximum drilling diameter has reached 4.5 meters and the maximum drilling depth has reached 140 meters, the maximum output torque is 630kN·m, which reaches a new height in producing large industry rotary drilling rig and becomes the largest rotary drilling rig in Asia.