Hydraulic Clamshell Grab

Used for building base of foundation pit digging mining, pit mining, gravel and clay, sand, coal loading. Particularly application to ditch or restricted on one side of the excavation and loading. Apply to port ship, train and car.

With double oil cylinders drive and made by high strength steel. With big closing force, excellent mining properties, and high working efficiency. Hydraulic turning points according to the customers’ demand, excavator grab without hydraulic rotary use the oil cylinder or standby pipeline, No need to add other hydraulic valve block and pipeline. Rotary hydraulic excavator grab need to add another set of standby set of hydraulic valve and pipeline to control, oil cylinder is equipped with the piston protective device.