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{"title":"56kw Down The Hole DTH Drilling Rig Machine 62m Bore Depth 115 - 150mm Bore","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/f3\/39\/32f7712587826a8772f8cc60c7d5-200x200-1\/56kw_down_the_hole_dth_drilling_rig_machine_62m_bore_depth_115_150mm_bore_diameter.jpg","attrs":{"Brand Name":"RanCheng","Model Number":"RC140Y","Certification":"CE, ISO 9001:2000","Place of Origin":"China"}}
{"title":"138 - 165mm Hole Range DTH Drilling Machine 287KW Rated Power 35m Drilling Depth","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/fb\/6e\/a5e57a387758e5e66a9b915c0101-200x200-1\/138_165mm_hole_range_dth_drilling_machine_287kw_rated_power_35m_drilling_depth.jpg","attrs":{"Brand Name":"RanCheng","Model Number":"RCZ460","Certification":"CE, ISO 9001:2000","Place of Origin":"China"}}
{"title":"Crawler Type Rock DTH Drilling Rig 298KW Cummins Engine 35m Drilling Depth","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/27\/03\/1d4c8d60bbd91d63089dca845832-200x200-1\/crawler_type_rock_dth_drilling_rig_298kw_cummins_engine_35m_drilling_depth.jpg","attrs":{"Brand Name":"RanCheng","Model Number":"RCKS-15","Certification":"CE, ISO 9001:2000","Place of Origin":"China"}}
{"title":"Hydraulic Crawler DTH Down The Hole Drilling Rig 68HP Diesel Engine 20m Drill","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/19\/b3\/7ce0d1068b40c8d3664fea98f428-200x200-1\/hydraulic_crawler_dth_down_the_hole_drilling_rig_68hp_diesel_engine_20m_drill_depth.jpg","attrs":{"Brand Name":"RanCheng","Model Number":"RCZ415","Certification":"CE, ISO 9001:2000","Place of Origin":"China"}}
{"title":"22m Depth Hydraulic Integrated DTH Drilling Rig Machine 264HP Diesel Engine","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/5a\/1d\/ffe90b56202019d8006223dbb4eb-200x200-1\/22m_depth_hydraulic_integrated_dth_drilling_rig_machine_264hp_diesel_engine.jpg","attrs":{"Brand Name":"RanCheng","Model Number":"RCZ545","Certification":"CE, ISO 9001:2000","Place of Origin":"China"}}
Hydraulic Surface Down-The-Hole Separated (DTH) Drilling Rig For Open-Pit Mining
Product Overview
The RCZ420T hydraulic DTH drilling rig is equipped with a dual-motor rotary drill head and a multi-way adjustable rotary speed valve.
With a rotation torque of up to 3200N·m, it meets the high drilling requirements for large 76mm drill rods and 138mm drill diameters.
It has a 3m propulsion length, enabling wider and deeper drilling operations.
Featuring construction-grade crawlers, a piston motor, and a leveling function, it has better climbing capacity and off-road performance. The 420 model can adapt to more complex construction site conditions.
It can drill vertical holes on sloped surfaces, meeting different construction requirements.
Technical Specifications
Model
RCZ420T
Engine
Yuchai YC4A100/70 kW, China II
Yuchai YC4DK100/73.5 kW, China III
Diesel tank volume
70 L
Weight
5280 kg
Dimension
5420*2308*2500 mm
Hole depth
30 m
Drill pipe
φ76*3000 mm
Hole diameter
φ90-138 mm
DTH hammer
4"/5"
Rotation torque (max.)
3200 N.m
Feed force
20 kN
Pull up force
45 kN
Feed type
Chain/cylinder
Gradient
25°
Track frame osciliation
+/- 10°
Tramming speed
3 km/h
Key Features
The dual-motor rotary drill head, with larger torque and higher rotation speed, meets the drilling needs for 76mm drill rods and 130mm drill diameters.
Construction-grade crawlers and a piston motor ensure more reliable machine performance and better traveling capabilities, allowing it to better adapt to complex ground conditions in surface mining drilling operations.
The centralized control panel is easy to operate, enhancing the efficiency, safety, and comfort of drilling operations.
The newly added leveling function gives the machine better climbing capacity and off-road performance, enabling it to handle different construction environments more effectively. The 420 model can also drill vertical holes on sloped surfaces, meeting various construction needs.
Applications
This RCZ420Thydraulic DTH drilling rig is widely used in open-pit mining blast hole drilling, quarry blast hole drilling, highway blast hole drilling, water conservancy projects, power station construction, railway construction, and other construction drilling operations.
Product Images
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2010
Total Annual:
20 Million-30 Million
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Henan Rancheng Machinery Co., Ltd., located in the historically renowned city of Zhengzhou, Henan Province, China, has been dedicated to the design and manufacturing of drilling rigs, mud pumps, air compressors, and drilling tools since its establishment in 2010. With deep industry experience and co... Henan Rancheng Machinery Co., Ltd., located in the historically renowned city of Zhengzhou, Henan Province, China, has been dedicated to the design and manufacturing of drilling rigs, mud pumps, air compressors, and drilling tools since its establishment in 2010. With deep industry experience and co...
