27 visiting now: 11 France France flag 5 China China flag 4 USA USA flag 3 Sweden Sweden flag 2 UK UK flag 1 Italy Italy flag 1 Netherlands Netherlands flag

Df20 2bd Double Booms Track Hydraulic Rock Drilling Jumbo - China

price: contact company for price

DF20-2BD hydraulic rock jumbo is mainly used to drill blast holes for

tunneling constructions in mining, metallurgy, water and electricity,

railway, highway engineering, etc. This series use all hydraulic drive,

two booms work together, with high efficiency and speed which can be 0.8-

2 m/min. The advanced hydraulically controlled drilling system, which is

safe and easy to operate, incorporates the auto stop and anti-jamming

function, auto-stop at end-point, auto-wash. This jumbo has a small

body, runs with the crawler, can climbing flexibly on 14°slope. Working

with electric motor can improve the working environment a lot, reduces

noise, dust and energy consumption. The flexible hydraulic rock drill

can work on the section, roof, side and floor. The jumbo can not only

drill blast hole, according to the the basis of section, it also can

drill bolt hole conveniently with our patent impeller.The jumbo runs

with both wheels and crawler, even suit working in bad environment.

Item Parameter

Body Overall size (l×b×h)mm 7940×1250×2450

Hole diameter mm φ27~φ45

Drill pipe length mm 3090

Hole depth mm 2700

Drilling speed m/min 0.8~2

Section (b×h)m 2.5×2.5~5.5×4.5

Total power kW 45+2.2+7.5

Total weight t 9.0

Bottom Min. turning radius m spot turn

Running speed km/h ≤2.5

Climbing capability 14°

Boom Up and down up55° down16°

Swing boom inner14° outer47°

Compensation mm 1500

Rotation positive180° negative180°

Thruster Pitching down105° up15°

Swing angle inner45° outer45°

Total length mm 3880

Distance mm 2700

Max. Propulsion N 9000

Hydraulic rock drill Model number HYD200

Impacting oil pressure MPa 14~16

Impacting flow L/min 30~45

Torque N·m 60~260

Impacting energy J 100~200

Impacting frequency Hz 34~67

Rotation speed r/min 200

Weight kg 115

Hydraulic system Impacting loop pressure Mpa 16

Drill pipe rotation loop pressure Mpa 15

Compensation loop pressure Mpa 10

Boom loop pressure Mpa 17.5

Propulsion loop pressure Mpa 10

Leg extension loop pressure Mpa 18.5

Running loop pressure Mpa 15

Air system Drop tank air pressure Mpa 0.03

Blowing hole air pressure Mpa 0.7

Rock drill air pressure Mpa 0.4

Water system Rock drill water pressure Mpa 0.8-1.5

Colder water pressure Mpa 0.6

Electric system Installed power KW 45+7.5+2.2

Supply voltage V 380/660

Rated current A 84.2/48.6

Electric motor rotation speed r/min 1470

Switch box Explosion Insulated


Company Contact:


  • Phone: 863158303760

  • Address: 500 meters east of Huagong Bridge,Yinxi Developmen, Tangshan, China

  • Email: Email


Published date: August 30, 2013 -

  • Business Description: involved in international trade import export of goods, products, and services

Related listings



  • Df10 1bdg Trail Rock Drilling Jumbo
    Df10 1bdg Trail Rock Drilling Jumbo
    Manufacturing - Tangshan Eastsun Institute of Hydraulic Mechatroni - China - August 30, 2013 - contact company for price

    DF10-1BDG is mainly used to drill blast holes for tunneling constructions in mining, metallurgy, water and electricity, railway, highway engineering, etc. This series runs by track wheels, can work in miles with the track. It uses all hydraulic drive...

  • Df10 1bcdl Rubber Wheel Rock Drilling Rig
    Df10 1bcdl Rubber Wheel Rock Drilling Rig
    Manufacturing - Tangshan Eastsun Institute of Hydraulic Mechatroni - China - August 30, 2013 - contact company for price

    DF10-1BCDL hydraulic rock jumbo is mainly used to drill blast holes for tunneling constructions in mining, metallurgy, water and electricity, railway, highway engineering, etc. This series use all hydraulic drive, with high efficiency and speed which...

  • Df10 1bcd Double Motor Track Drilling Rig
    Df10 1bcd Double Motor Track Drilling Rig
    Manufacturing - Tangshan Eastsun Institute of Hydraulic Mechatroni - China - August 30, 2013 - contact company for price

    DF10-1BCD is mainly used to drill blast holes for tunneling constructions in mining, metallurgy, water and electricity, railway, highway engineering, etc. This series uses all hydraulic drive, with high efficiency and speed which can be 0.8-2 m/min. ...



Safe Trade Tips

  • Ask for business references and check them
  • Use a payment method that offers better protection for all such as Letters of credit and verified professional escrow services. Avoid payments in advance such as money transfers
  • Verify their business via their local Chamber of Commerce
  • Search the internet using their website address, their business name, their phone and fax numbers, and their email addresses to see if you can find any feedback about them.
  • Get to know more about scams to avoid: Internet Crime Complaint Center - International Financial Scams
  • This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer "buyer protection" or "seller certification"