Mining rotary borehole drilling machine 35meters depth hydraulic mobile DTH drilling rig
At urban construction project, surface mining, quarries ,construction work sites,foundation pit construction, road slope protection project etc.




Products Description
Product name:DTH Drilling Rig
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Name:R87
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Brand Name:Sanrock
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Type:Rotary Drilling Rig
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Drilling Depth:35M
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Drilling Diameter:110-165mm
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Rated Power:73.5KW
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Working Pressure(bar):0.7-2.5Mpa
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Rotary Speed:0-100rpm
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Travelling Speed:3km/h
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Dimension(L*W*H):7500*2330*2770mm
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Weight:7340 KG
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Feature:
1.The high strength aluminum alloy feeding beam that can achieve 3 meters long starte rod to collaring is adopted,which has higher strength,better straightness,and can improve the quality of hole completion.
2. Feeding system adopts hydraulic motor and rollr chaun structure. Fast feeding and pullback operations reduce auxililary time and improve productivity.
3. Have a smooth and reliable hydraulic system .The main pump adopts a powerful and smooth constant power controlvariable pupm,which greatly reduces fuel consumticn.
4. The hydraulic motor of the dust collector is driven by a piston pupm. At the same time ,it is equipped with a more durable borax dust collection tube ,and the dist removal system is efficient and stable .
5. Equipped with 152mm pitch track shoes and heavy duty two speed tramming hydraulic motor. strong climbing ability and fast tramming speed reduce drilling rig travel time.
6. The standard dual station middle bracket and powerful boom system function can meet the comprehensive constuction requirements of vertical holes,pipe shelter holes ,front bottom horizontal holes ,and side bottom horizontal holes.





1.What can you buy from us?
Tunneling Jumbo drilling rig ,DTH drilling rig,Automatic drilling rig with rod changing system,rotary drilling rig,pile driver machine, core drilling rig ,water well drilling rig,truck mounted water well drilling rig,screw air compressor,piston air compressor,pneumatic rock drill ,drill bit,Tricone bit ,eccentric casing system,DTH hammer,drill rod,spare parts etc.
2.How can I make payment?
A: You can pay directly online on Alibaba with credit card, or TT, Western Union, LC etc.
3. How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT.You can also appoint shipping method you like before we ship.
4.How is your quality control?
A: We have our own experienced QC.There will be strict inspection and testing for every order before shipping out.
5.Do you have any certificate of authorization?
A: Our machinery is CE certified.