HWZG-420/420-1/420D

Sparated DTH Surface Drilling Rig

Features:
1. The supporting power standard for this type of drilling rig is Yuchai four-cylinder YC4D80 and electric motor 45KW. The standard configuration of 76mm diameter three-meter drill pipe or a variety of twist drill pipe, is a dual-use diesel and electric models, can be switched at any time.
2, the use of high-torque double cycloidal motor to drive the turret, reducing the failure rate of the original steel ball motor and bulky volume. The rig's torque (up to 4600N.m) has been greatly enhanced, making it a larger range of rock drilling apertures, which can be widely applied to pit foundation anchoring, heel pipe, and large-diameter twist drill pipe operations.
3, self-developed high-performance wet air filter, with dry air filter, to form a three-stage air filtration system, more perfect protection of the diesel engine.
4, rotary two-speed switching valve is easy to operate, to meet the needs of different torque and speed operations.
5, standard assembly plunger travel motor, climbing more powerful, more reliable quality.

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