Most Reliable China Supplier top quality Underground hydraulc jumbo drilling rig for underground tunnelling construction
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1.Picture of Most Reliable China Supplier top quality Underground hydraulc jumbo drilling rig for underground tunnelling construction
Working site Pictures of Most Reliable China Supplier top quality Underground hydraulc jumbo drilling rig for underground tunnelling construction
2. Descriptions of Most Reliable China Supplier top quality Underground hydraulc jumbo drilling rig for underground tunnelling construction
KJ311 is a hydraulic drifting jumbo designed for 12-35 m2 cross section in underground mining operations.
2.Advantages:
Robust universal drilling boom creates ideal face drilling coverage. Automatic parallelism and 360o roll-over enable easy, fast and accurate positioning for face drilling, sideway drilling and bolt hole drilling.
The layout of components provides excellent vision for the operator in drilling and travelling.Powerful and well balanced 4-wheel drive chassis allows the rig to move through limited space and tough terrain in the mines. Duo-circuit service brake and enclosed multi-disc parking/ emergency brake ensure safety in tramming and on ramp slope.
Field proven high frequency hydraulic drifter delivers high performance. Trapezoid shaped percussion piston optimizes shock wave transfer efficiency, enhancing penetration and decrease drilling consumables costs.
Comfortable operator station provides safe working condition. Many automatic features simplified the drilling control and helps the miners to concentrate on fast and accurate drilling. All service points are easily accessible, which simplifies daily routine maintenance.
3. Main Features and Specification of Most Reliable China Supplier top quality Underground hydraulc jumbo drilling rig for underground tunnelling construction
4.Structure:
5. Kaishan brand KJ311 Full HydraulicTunneling Blast hole Drilling Rig/New Tunnel Hydraulic pneumatic rock Rotary Drilling Rig compare with Atlas Copco 281
KJ311 Hydraulic Tunneling Drill Rig field test.Total working time 33.53 hours(Only recording drilling time),Drilling about depth 4555m,drilling hole diameter 45mm,
One hole drill depth 3.3m, working section 4.5*3.5m, Phosphate rock stratum,drilling speed 135.85m/h.
According to the test, the drill rig works well ,stable and reliable performance,drill arm swing range is bigger,and add the function Hole bottom blowing slag ,
there is no need to clear the hole after taking out the drill pipe,and directly pack blasting powder,shortening the cycle time. (Enclosed: Running Record)
Large machine Simply Package,Spare Parts by wood package.
Shiping in Container or Bulk Ship
Other Main Product
About Our Company:
1.The biggest manufacturer and the third biggest one in the world of air compressor and drilling rig.
2.Established in 1990 ,Specialized in this line more than 25 years.
3.Screw air end design by R&D center in USA ,made in China.
4.National Free-inspection Product
The information you may like to know before order:
1.Payment terms:T/T 30% in advance ,the balance should be paid before delivery.2.Delivery time:Within 20 days after receiving your advanced payment3.Shipping way: By sea or By air4.Packaging:1)Outside package:Large machine Simply package,small one Standard export wooden cases2)Inner package:Stretch film 5. HS CODE:
Air compressor:8414809090
Drill rig:8430310000