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Used HDD ZEGA 440

The main technical parameters

D440 main technical parameters

Recommended aperture range Drill arm type High strength single straight arm
Aperture range @90-130    mm push beam
Suitable for down-the-hole impact
device
3.5 inch/4inch Propulsion method Motor chain propulsion system
Pole changing system capability Total length 6,865 mm
Number of stored rods 7+1 Advance the itinerary 4,100 mm
Drill pipe outer diameter 68   mm/76   mm Advancing compensation 1,200 mm
Drill pipe length 3.5 m Maximum propulsion
speed
0.85 m/s
Automatic lever change max.
Hole depth
28 m Maximum advance
force
15 kN
Hydraulic slewing head Maximum draw
force
31 kN
Swing speed 0-105 rpm Chassis
Maximum working torque 2800  Nm Maximum two speed
walk
3 km/h
Engine Maximum drive
force
115.4 kN
Engine model QC8.3 Gradeability 30 ° (recommended when greater than 20 °)
winch
Rated power 191  kW  @2,000

rpm

Track frame swing
horn
±10
Emission level Country 2/Country 3 Ground clearance 450   mm
Capacity 350 L weight 15.000 kg
Air compressor Width 2.480 mm
Maximum working pressure 20 Bar length 9,980 mm
Displacement 16  m³/min High 3,200 mm

Company Profile

Shanghai Jindongyu construction machinery Co., Ltd. is a company focused on providing high-quality used construction machinery . We are committed to meeting our customers’ needs in the field of engineering construction and providing them with reliable and efficient used construction machinery  solutions.
As a used construction machinery company, we have established long-term and stable cooperative relationships with major machinery and equipment manufacturers and suppliers. The used construction machinery we select have undergone rigorous testing and maintenance to ensure that their quality and performance meet industry standards. Our goal is to provide customers with affordable used construction machinery to help them reduce costs and improve engineering efficiency.
Our product range covers various types of construction machinery and equipment, including excavators, bulldozers, loaders, road rollers, etc. No matter the size of our customers’ projects, we can provide the right machinery  to meet their needs.
The company has an experienced team with deep industry knowledge and technical expertise. Our team members have been rigorously screened and trained to provide customers with professional consultation and services. Whether the customer’s needs are to purchase used construction machinery  or to find repair and maintenance services, we can provide the best solutions.
As a used construction machinery company, we have established long-term and stable cooperative relationships with major machinery and equipment manufacturers and suppliers. The used construction machinery we select have undergone rigorous testing and maintenance to ensure that their quality and performance meet industry standards. Our goal is to provide customers with affordable used construction machinery to help them reduce costs and improve engineering efficiency.

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