WK-4D is mining mechanical single dipper excavator, mainly used to digging and stripping the blasted rock and ore, is widely used in water conservancy construction project. It is one of the important open- pit mine equipment, can be equipped with the annual output of 5 million tons mining.
WK-4D mining excavator is multi motor independent driven single dipper facial excavator. WK-4D adopts single beam jib boom, double dipper handle rack crowd mechanism, and less fulcrum crawler propel mechanism. It consists of working device, upper mechanism, swing support and propel mechanism etc. Using electric control system and pneumatic control system to accomplish all kinds of action and realize the digging and loading operation.