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Concentric Overburden Drill Bit With Blocks for Water Well Projcet Quality Choice

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US$ 2,000 - 3,500 MOQ: 1 Set
Key Specifications
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Place of Origin:
Hunan, China
Brand Name:
Tianhe
Model Number:
Symmetric overburden casing system 90-219
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Changsha Tianhe Drilling Tools And Machinery Co., Ltd.
Payment & Shipping
Payment Methods:
Port of Shipment:
Shanghai Shenzhen or other ports in China
Delivery Detail:
Delivery time depends on order quantity.

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Place of Origin Hunan, China
Brand Name Tianhe
Model Number Symmetric overburden casing system 90-219
Type Other, Concentric casing system
Material Other, carbides
Use Well Drilling

 

Concentric overburden drill bit with blocks

 

 

 Product Pictures

Concentric overburden drill bit with blocks for water well projcet Concentric overburden drill bit with blocks for water well projcet

 

 General Introduction

 

Application Range

It is recommended to drill in rock formation where contains some ovals and fractures.

Design Principles

 Make the casing follow easy and the equipment and operation simple 

Outstanding Advantages

1.The stable and reliable working performance and the less vibration of drill rig.

2.Flexible to open and close.

Operation Procedure

1.when the drilling starts, the blocks slides down through the grooves on pilot bit,and reams to drive the casing shoes and tubes into the hole.

2.When finished the drilling in overburden rock formations, raise the drilling tools and the blocks will get closed through the grooves , and the drilling tools can be pulled out from the hole.

3. Next construction can be followed.

 

 Raw Material

 

Steel:

first class special alloy steel with high strength, heat resistance and wearable


Carbide
The best tungsten carbides from China are commonly applied.
Tungsten carbide from European is also available.

 

 Specification

 

1.Face: Flat,Convex,Concave,Drop-center.
2.Carbide Button Shape: Spherical,Semi-ballistic,Ballistic and Two-step
3.Bit Shank: COP/DHD/QL/SD/MACH/BR

A 

B

C

D

E

F

Outer Dia. of 

Casing Tube

 Inner Dia. of 

Casing Tube

 Reamed 

Dia.

 Min. Inner Dia. of 

Casing Shoe

Hammer Type

 Drill Pipes

mm

mm

mm

mm

 

mm

168

149-155

184

140

TH122

76,89

178

159-165

194

150

TH122

76,89

193

173-180

206

164

TH139

89,114

219

199-206

234

182

TH139,TH180

89,114

244

224-231

260

210

TH180,TH220

114

273

251-257

305

240

TH180

114,127

323

301-310

348

284

TH180,TH220

127

406

382-388

440

364

TH220,TH275

127,140

457

433-439

488

413

TH275

127,140

508

484-490

538

464

TH275

140

558

534-540

590

514

TH275,TH398

140

610

586-592

642

566

TH275,TH398

140,168

660

636-642

694

615

TH398

168

711

687-693

745

665

TH398

168

762

738-744

798

716

TH600

168

863

839-845

900

815

TH600

168

Concentric overburden drill bit with blocks for water well projcet

 

 Process

Concentric overburden drill bit with blocks for water well projcet

 

 Packing

 

Concentric overburden drill bit with blocks for water well projcet

 

 Quality Warranty

 

Our company response for any quality problem caused by material or machining defect.

 

 Application

 

Excellent for water well drilling, geothermal hole, hole blasting and etc.

 

Concentric overburden drill bit with blocks for water well projcet

 

 More Products

Concentric overburden drill bit with blocks for water well projcet

 

 

 About us

Concentric overburden drill bit with blocks for water well projcet

Concentric overburden drill bit with blocks for water well projcet

 

 The Tenth Anniversary Celebration

Concentric overburden drill bit with blocks for water well projcet

 

 Exhibition Photos

Concentric overburden drill bit with blocks for water well projcet

 

 Our Service

 

Teamwhole offers the market most comprehensive range of DTH hammers. There are hammer solutions for water well drillers, miners and quarry drillers as well as for contractors in construction, oil and gas. Teamwhole's DTH hammers are available in holes sizes from 3.5 to 48 inches in diameter.

Teamwhole's flexible and stable ODEX system wins great reputation in users. Reliable quality,innovative design and professional service ensure the fulfill of many projects.

We even offer reverse circulating RC hammers for exploration. We are the earliest in China for RC since 2004.  Now the RC hammer and bits are delivered to Australia,South Africa,Russia and Mongolia in large scales.

More than 30 experts supports the technology and enhance the development.

 

 Certifications

Concentric overburden drill bit with blocks for water well projcet

 

 Markets

 

Northern Europe: foundation, piling

Western Europe: water well and geothermal drilling

Russia: Oil, infrastructure and mining.

South east asia: mining and geothermal

South Africa: mining and water well drilling

Middle east: water well drilling 

Oceania: mining, exploration and water well drilling

South America: water well drilling and mining

 

Concentric overburden drill bit with blocks for water well projcet

 Contact us

Concentric overburden drill bit with blocks for water well projcet

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Changsha Tianhe Drilling Tools And Machinery Co., Ltd.
Business Type
Manufacturer, Trading Company
Year Established
2002
Factory Size
50,000-100,000 square meters
Total Employees
201 - 300 People
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