Quzhou Sanrock Heavy Industry Machinery Co., Ltd.
| Payment Terms | L/C,D/A,D/P,T/T,Western Union, |
| Supply Ability | 300Set/Sets per Month |
| Delivery Time | 15-25days |
| Packaging Details | Nude package for machines, Wooden box package for spare parts, Or customer demand. |
| Product name | DTH drilling rig |
| Type | Rotary Drilling Rig |
| Power Type | Diesel |
| Power | 168kw(2200r/min) |
| Drilling Depth | Max.150m |
| Drilling Diameter | 300mm |
| Max.Torque | 1092Nm (1400r/min) |
| Hydraulic oil tank capacity | 400L |
| Feature | High Drilling Efficiency,Hydraulic Controlling |
| Application | Drilling Rock Drilling Mining Quarry,blasting hole drilling |
| Dimension(L*W*H) | 9500*2400*2900mm |
| Weight | 18800Kg |
| Maximumfeed force | 115KN |
| Maximum hoist pull | 115KN |
| Feed stroke | 4800/6800mm |
| Main pump Max.pull-down piston push | 28Mpa |
| Travelling speed | 3km/h |
| Brand Name | SANROCK |
| Model Number | SRM300 |
| Certification | CE ISO 9001:2015 |
| Place of Origin | Zhejiang, China |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union, | Supply Ability | 300Set/Sets per Month |
| Delivery Time | 15-25days | Packaging Details | Nude package for machines, Wooden box package for spare parts, Or customer demand. |
| Product name | DTH drilling rig | Type | Rotary Drilling Rig |
| Power Type | Diesel | Power | 168kw(2200r/min) |
| Drilling Depth | Max.150m | Drilling Diameter | 300mm |
| Max.Torque | 1092Nm (1400r/min) | Hydraulic oil tank capacity | 400L |
| Feature | High Drilling Efficiency,Hydraulic Controlling | Application | Drilling Rock Drilling Mining Quarry,blasting hole drilling |
| Dimension(L*W*H) | 9500*2400*2900mm | Weight | 18800Kg |
| Maximumfeed force | 115KN | Maximum hoist pull | 115KN |
| Feed stroke | 4800/6800mm | Main pump Max.pull-down piston push | 28Mpa |
| Travelling speed | 3km/h | Brand Name | SANROCK |
| Model Number | SRM300 | Certification | CE ISO 9001:2015 |
| Place of Origin | Zhejiang, China | ||
| High Light | portable hydraulic DTH drilling rig ，automatic mining drilling machinery ，DTH drilling machine for sale | ||
This is just a part of the overseas clients who came to our company to negotiate cooperation,
sign contracts and take photos.
We welcome more overseas clients to come to our company for negotiation and cooperation.
The fully-automatic hydraulic down-the-hole (DTH) drill rig represents the pinnacle of modern mining drilling technology, designed for high-precision, multi-angle boring in the most challenging hard rock conditions. This sophisticated machine integrates advanced automation with robust hydraulic power to achieve unparalleled efficiency and accuracy in creating blast holes.
The core of its operation lies in a sophisticated computer-controlled automation system. The rig can be programmed with a complete drilling plan, including hole coordinates, depths, and angles. The hydraulic system then executes these commands with precision, automatically controlling the mast's positioning. A key feature is the ability to set the mast at various angles—from vertical to significantly inclined—allowing for optimal blast pattern design to match the geological structure of the rock face, thereby maximizing fragmentation efficiency.
The drilling process utilizes the highly effective Down-the-Hole hammer method, powered by a high-pressure hydraulic system. This system provides consistent and powerful rotation and percussive force, driving the DTH hammer to pulverize hard rock formations like granite and quartzite.
This combination of full automation, hydraulic power, and multi-angle capability ensures superior drilling accuracy, enhanced safety by reducing operator exposure, and significantly higher productivity in large-scale open-pit mining operations.
Product Description
| Fuel tank capacity | L | 260 | ||
| Rotary head(HB-520) | low operation | Max.Torque | N.m | 16000 |
| Rotate speed | r/min | 42 | ||
| fast operation | Max.Torque | N.m | 8000 | |
| Rotate speed | r/min | 84 | ||
| Max.speed | r/min | 136 | ||
| lmpactfrequency | bpm | 1800-2400 | ||
| lmpact force | N.m | 800-900 | ||
| Hydraulicsystem | Main pump Max.pull-down piston push | Mpa | 28 | |
| Main pump | L/min | 180+180 | ||
| Auxiliary pum | L/min | 20+16 | ||
| Hydraulic oil tank capacity | L | 400 | ||
| Hoist & Feedsystem | Feed type | Motor+Chain | ||
| Feed stroke | mm | 4800/6800 | ||
| Maximum hoist pull | KN | 115 | ||
| Maximumfeed force | KN | 115 | ||
| Maximum hoist pull speed | m/min | 40 | ||
| Maximum feed speed | m/min | 40 | ||
| Winch | Line pull (1st layer) | KN | 10 | |
| Maximum rope speed | m/min | 30 | ||
| Rope diameter | mm | 12 | ||
| Rope capacity | m | 40 | ||
| Undercarriage | Travelling speed | km/h | 3 | |
| Max.climbable gradient of the overall unit | ∘ | 26.5 | ||
| Track shoe width | mm | 500 | ||
| Over all width | mm | 2400 | ||
| Overall length | mm | 3450 | ||
| Averageground pressure | kPa | 66 | ||
| Clamps | Nominal size | mm | 60-300 | |
| Maximum Clamping force | kN | 300 | ||
| Maximum breaking torque | kN.m | 45 | ||
| Constructionparameters | Max.parallel height | mm | 4000 | |
| Max.borehole diameter | mm | 300 | ||
| Max.drillingdepth | m | 150 | ||
| Dimension in transport condition(LxWxH) | mm | 9500*2400*2900 | ||
| Weight | Kg | 18800 | ||
Company Information
1.What can you buy from us?
DTH drilling rig,core drilling rig,highway pile driver,solar pile driver ,anchor pile driver,rotary drill rig ,Top Hammer drill rig,underground jumbo drill rig ,DTH hammer,drill rod,screw air compressor,water well drilling rig,truck mounted water well drilling rig,screw air compressor,piston air compressor,pneumatic rock drill ,drill bit,tricone bit ,spare parts.
2.How can I make payment?
A:You can pay by credit card, 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.
Company Details
Business Type:
Manufacturer,Agent,Importer,Exporter,Seller
Year Established:
1992
Total Annual:
15000000-20000000
Employee Number:
500~600
Ecer Certification：
Verified Supplier
Established in 1992, Quzhou Sanrock Heavy Industry Machinery Co., Ltd. is a manufacturer specialized in the research, development and production of DTH drilling rig, Water well drilling rig, DTH hammer, DTH bits, Drilling Pipe and all accessories about above products. We are located in... Established in 1992, Quzhou Sanrock Heavy Industry Machinery Co., Ltd. is a manufacturer specialized in the research, development and production of DTH drilling rig, Water well drilling rig, DTH hammer, DTH bits, Drilling Pipe and all accessories about above products. We are located in...
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