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Yanggu Henglong Construction Machinery Co., Ltd.

  • China,Liaocheng ,Hunan
  • Verified Supplier
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China DHD35N High Pressure Submersible Drill Bit : The Preferred Equipment for Hard
China DHD35N High Pressure Submersible Drill Bit : The Preferred Equipment for Hard

  1. China DHD35N High Pressure Submersible Drill Bit : The Preferred Equipment for Hard
  2. China DHD35N High Pressure Submersible Drill Bit : The Preferred Equipment for Hard
  3. China DHD35N High Pressure Submersible Drill Bit : The Preferred Equipment for Hard

DHD35N High Pressure Submersible Drill Bit : The Preferred Equipment for Hard

  1. MOQ: 10PCS
  2. Price: Please contact us
  3. Get Latest Price
Payment Terms T/T
Supply Ability 3000 per month
Delivery Time 7-15 days
Packaging Details Wooden box/Cardboard box
Product model DHD35N High-pressure Submersible Hammer
Working air pressure 0.7 – 1.2 MPa
Structural design Valveless structure, advanced and stable
Core advantages Fast drilling speed, high quality of hole formation
Energy transfer High impact energy, low energy loss
Applicable strata Hard rock, extremely hard rock and complex strata
Component manufacturing process Key components undergo strict heat treatment, resulting in longer service life
Compatibility Can be used in conjunction with DHD/QL/HP/SD series drill bits
Application fields Mining, infrastructure construction, quarries, geological exploration
Brand Name HLDRILL
Model Number GB
Certification ISO9001
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Supply Ability 3000 per month
Delivery Time 7-15 days Packaging Details Wooden box/Cardboard box
Product model DHD35N High-pressure Submersible Hammer Working air pressure 0.7 – 1.2 MPa
Structural design Valveless structure, advanced and stable Core advantages Fast drilling speed, high quality of hole formation
Energy transfer High impact energy, low energy loss Applicable strata Hard rock, extremely hard rock and complex strata
Component manufacturing process Key components undergo strict heat treatment, resulting in longer service life Compatibility Can be used in conjunction with DHD/QL/HP/SD series drill bits
Application fields Mining, infrastructure construction, quarries, geological exploration Brand Name HLDRILL
Model Number GB Certification ISO9001
Place of Origin China
High Light Hard Rock Drilling DTH HammerValveless Structure Down-The-Hole HammerHigh Impact Energy DHD35N Drill Bit
DHD35N High Pressure Submersible Drill Bit : The Preferred Equipment for Hard Rock Drilling

The preferred equipment for hard rock drilling applications requiring superior performance and reliability.

Product Overview
The DHD35N high-pressure down-the-hole hammer operates at 0.7-1.2 MPa and is engineered for drilling in hard and extremely hard rock formations. This valveless hammer design delivers fast drilling speeds and high-quality results while minimizing energy loss for excellent rock fragmentation and productivity.

Key Performance Features
  • Valveless hammer design optimized for high performance under low working pressure
  • Sturdy, durable construction without bottom valve for heavy-duty applications
  • Maximizes energy output while reducing usage requirements
  • Irreversible sleeve design for enhanced reliability
  • All key internal components undergo strict heat treatment to maximize tool lifespan

Applications
The DHD35N delivers efficient rock-breaking capability and stable performance across various demanding scenarios:
  • Mining Operations: Blasting hole drilling for metal and non-metal mines
  • Infrastructure Projects: Anchor holes and blasting holes for tunnels, road slopes, and subway construction
  • Quarrying Operations: Stone extraction drilling that quickly penetrates hard rocks
  • Geological Survey: Water wells, geothermal wells, and complex strata exploration
  • Foundation Construction: Pile construction, geological disaster remediation, and various rock drilling operations

Technical Specifications
Product Data
Total Length (Hammer Length without bit) 899 mm
Top Sub Thread API 2 3/8" REG PIN
Outside Diameter 82 mm
Weight 25 KG
Bit Diameter 90-110 mm
Working Pressure 12-24 Bar
Air Consumption 8-12 M³/min
Bit Shank DHD3.5

Component Parts List
Item Description Part Number Item Description Part Number
Top Sub DHD35N-01 Piston DHD35N-08
O-Ring DHD35N-02 Guide Sleeve DHD35N-09
Cap DHD35N-03 Bit Retainer Ring DHD35N-10
Check Valve DHD35N-04 O-Ring DHD35N-11
Spring DHD35N-05 Driver Sub DHD35N-12
Air Distributor DHD35N-06 Outer Sleeve DHD35N-13
Inner Cylinder DHD35N-07

The DHD35N high-pressure submersible hammer features "high efficiency, durability, and energy saving" as core design principles. Engineered with advanced international technologies and optimized for complex construction scenarios, it enhances drilling efficiency, reduces overall costs, and minimizes equipment failures for stable, reliable operation.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company,Seller,Other

  • Year Established:

    2018

  • Total Annual:

    10000000-30000000

  • Employee Number:

    30~50

  • Ecer Certification:

    Verified Supplier

HENGLONG is an internationally recognized and leading producer of superior percussive rock drilling tools.Our high performance products include top hammer drill bits extension and tunneling rods,integral and tapered rods,shank adapters,coupling,drag bits,blast furnace tapping tools,self dr... HENGLONG is an internationally recognized and leading producer of superior percussive rock drilling tools.Our high performance products include top hammer drill bits extension and tunneling rods,integral and tapered rods,shank adapters,coupling,drag bits,blast furnace tapping tools,self dr...

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  • Yanggu Henglong Construction Machinery Co., Ltd.
  • 4F,6# Building,No.19 Hunan Road,Liaocheng City,Shangdong province,China
  • https://www.drillbuttonbit.com/

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