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China ODEX ECCENTRIC CASING DRILLING SYSTEM
China ODEX ECCENTRIC CASING DRILLING SYSTEM

  1. China ODEX ECCENTRIC CASING DRILLING SYSTEM
  2. China ODEX ECCENTRIC CASING DRILLING SYSTEM
  3. China ODEX ECCENTRIC CASING DRILLING SYSTEM
  4. China ODEX ECCENTRIC CASING DRILLING SYSTEM

ODEX ECCENTRIC CASING DRILLING SYSTEM

  1. MOQ: 1 SET
  2. Price: 1950
  3. Get Latest Price
Payment Terms ,T/T
Supply Ability 1000000 SET
Delivery Time 5 - 8 working days
Packaging Details Poly wooden box
Item Name Casing Advance System
Warranty 1 Year
Title Overburden Odex Drilling System
Designs Multiple shank and face designs
Bits Supplier Down The Hole bits supplier
Sd Bits dth bits
Series Model atlas copco symmetrix system
Split Supplier Rock Splitter factory
Advantages high quality and factory prices
Accessories China button bits rock drilling tools
Hammer Bits down the hole hammer bits
Ql Series QL 200 shank (QL 200 hammer)
Subject Button Taper Bits for Rock Drill
Splitter Machine rock splitting equipment
Drilling Mobility High
Brand Name ROSCHEN
Model Number odex 90 - 280
Certification ISO
Place of Origin CHINA

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  1. Product Details
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Product Specification

Payment Terms ,T/T Supply Ability 1000000 SET
Delivery Time 5 - 8 working days Packaging Details Poly wooden box
Item Name Casing Advance System Warranty 1 Year
Title Overburden Odex Drilling System Designs Multiple shank and face designs
Bits Supplier Down The Hole bits supplier Sd Bits dth bits
Series Model atlas copco symmetrix system Split Supplier Rock Splitter factory
Advantages high quality and factory prices Accessories China button bits rock drilling tools
Hammer Bits down the hole hammer bits Ql Series QL 200 shank (QL 200 hammer)
Subject Button Taper Bits for Rock Drill Splitter Machine rock splitting equipment
Drilling Mobility High Brand Name ROSCHEN
Model Number odex 90 - 280 Certification ISO
Place of Origin CHINA

ODEX ECCENTRIC CASING DRILLING SYSTEM: Revolutionize Overburden & Challenging Ground Drilling


Tackle unstable soils, flowing sands, gravel, and challenging overburden conditions with unmatched efficiency and reliability using the ODEX ECCENTRIC CASING DRILLING SYSTEM. This innovative, patented technology is the industry benchmark for simultaneously drilling and casing boreholes in demanding subsurface environments where conventional methods fail or prove costly.


How the Revolutionary ODEX System Works:

The core genius lies in its unique eccentric underreamer bit:

  1. Pilot Drilling: A standard drill bit (housed within the eccentric reamer) starts the pilot hole.

  2. Eccentric Underreaming: As rotation begins, centrifugal force swings the larger-diameter, offset eccentric reamer outwards.

  3. Simultaneous Casing: This enlarged hole, created by the whirling eccentric reamer, provides the perfect clearance for the casing (hollow drill pipe) to follow immediately behind the bit.

  4. Continuous Protection: The casing is advanced concurrently with the drilling process, providing instantaneous hole support and preventing collapse, fluid ingress, or contamination.


Key Features & Advantages:

  • Unmatched Hole Stability: Instantly stabilizes boreholes in collapsing soils, running sands, gravel, boulders, and fractured rock. Eliminates hole washout and cave-ins.

  • Superior Efficiency: Drilling and casing in a single pass drastically reduces time, labor, and overall project costs compared to conventional "drill-then-case" methods.

  • Minimal Environmental Impact: Prevents fluid migration between aquifers, protects groundwater quality, and minimizes drilling fluid loss into formations. Ideal for environmentally sensitive sites.

  • Versatility: Proven effective for a wide range of applications: Geotechnical site investigation, water well installation (especially in difficult formations), foundation piling, ground anchoring, micro-tunneling pilot holes, geothermal loop installation, and grout hole drilling.

  • Penetrates Obstructions: Effectively drills through cobbles, boulders, and debris within unconsolidated overburden.

  • Reduced Risk: Significantly lowers the risk of stuck tools, lost holes, and costly delays associated with unstable ground conditions.

  • Flush Joint Casing: Utilizes robust, flush-threaded casing for smooth advancement and optimal performance.

  • Proven Reliability: Decades of global success attest to the system's durability and effectiveness in the toughest ground conditions.


ODEX ECCENTRIC CASING DRILLING SYSTEM - Typical Parameters

ODEX Type Recommended Casing Size Min. Wall Thickness Pilot Bit Diameter Reamer Diameter For Shanks of Hammer
Max. OD Min.  ID
mm inch mm inch mm inch mm inch mm inch
90 115 4 1/2 102 4 6 15/64 90 3 35/64 123 4 27/32 DHD3.5, Cop34, Mission 30
115 142 5 19/32 125 4 59/64 7 9/32 115 4 17/32 155 6  7/64 DHD340A, SD4, QL40, Mission40
115 146 5 3/4 128 5  3/64 7 9/32 116 4  9/16 152 6
140 168 6 5/8 152 5 63/64 8 5/16 140 5 1/2 189 7  7/16 DHD350R, SD5, QL50, Mission50
144 178 7 160 6 19/64 9 23/64 144 5  9/16 192 7  9/16
165 196 7 23/32 183 7 13/64 6 15/64 166 6 17/32 211 8 19/64 DHD360, SD6, QL60, Mission60
180 219 8 5/8 194 7 5/8 6 15/64 179 7  3/64 232 9 1/8
190 219 8 5/8 205 8  1/16 7 9/32 191 7 1/2 236 9 19/64
190 219 8 5/8 205 8  1/16 7 9/32 191 7 1/2 236 9 19/64 DHD380, QL80, SD8, Mission 80
230 273 10 3/4 250 9 27/32 11.5 29/64 229 9  1/64 286 11 1/4
240 273 10 3/4 250 9 27/32 11.5 29/64 241 9 31/64 308 12 1/8
280 324 12 3/4 305 12 9.5 3/8 280 11  1/64 378 14 57/64 SD10, NUMA100




ODEX ECCENTRIC CASING DRILLING SYSTEM - Frequently Asked Questions (FAQ)

  • Q: What types of ground is the ODEX system best suited for?

    • A: ODEX excels in unstable overburden: loose sands, gravel, cobbles, boulders, soft clays, fill material, and fractured rock prone to collapse. It's less efficient in massive, competent bedrock where standard drilling suffices.

  • Q: Can the ODEX system drill through solid rock?

    • A: While primarily designed for overburden, the pilot bit and reamer can penetrate softer or fractured rock layers encountered within the overburden sequence. For extensive hard rock drilling, other methods might follow the cased section.

  • Q: How does the casing get removed after drilling?

    • A: The casing is typically temporary. Once the target depth is reached and the hole is stable (or permanent casing/grout is placed), the ODEX drill string is retrieved. The eccentric reamer retracts as rotation stops, allowing it to be pulled back inside the casing and withdrawn.

  • Q: Is the ODEX system compatible with my existing drill rig?

    • A: Very likely! ODEX systems are designed to work with standard top-hammer or down-the-hole (DTH) drilling rigs equipped with the appropriate drive chuck and rotation capabilities for the casing size. Adapters are commonly available.

  • Q: What are the main advantages over conventional drilling and casing methods?

    • A: The biggest advantages are speed (single-pass operation), reliability (immediate hole support prevents failure), cost savings (reduced time, labor, materials, risk), and environmental protection (minimized fluid loss & aquifer cross-contamination).

  • Q: Can the system handle curved drilling?

    • A: While primarily designed for relatively straight holes, controlled directional drilling is possible with specialized equipment and techniques, though it adds complexity compared to straight vertical applications.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    1921

  • Total Annual:

    5000-2000000

  • Employee Number:

    100~500

  • Ecer Certification:

    Verified Supplier

 ROSCHEN GROUP     ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...  ROSCHEN GROUP     ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...

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  • ROSCHEN GROUP
  • 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
  • https://www.explorationcoredrilling.com/

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