Roadway Hydraulic Guardrail Maintenance Machine

1. Functions
1.1 Pile Driving Function: NJ Series Highway Guardrail Post Truck-mounted Pile Driver and Extractor is specially designed for road maintenance work for the road safety barriers and guard rail posts.

1.2 Pile Extracting Function: With the same equipment and hydraulic system for extracting poorly driven or incorrectly positioned posts or road maintenance work, it is a professional machine for extracting the posts out of any conditions of ground.


2. Specifications:

Model Number: NJ Series
Brand Name: ROADSKY
Dimension(L*W*H): 6250*1880*2850 mm
Weight: 300 kg
Piling Speed(m/min): 1-2 m/min.
Weight of Hydraulic Hammer: 300 KG
Dia. Of Drill Shank: 70 mm
Hydraulic System Pressure: >16 MPa
Hydraulic System Flow: 50-65 L/min
Displacement: 60-70 ml/r
Impulsive Pressure: 10-16 Mpa
Impulsive Frequency: 10-18 Hz
Rotation Angle of Equipment: 240A
Driving Force: 250 KN
Extracting Force: 250 KN
Working Height: 3000 mm