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Factory Free sample Rock Drill Shank - Concentric casing system with blocks – Spark Featured Image
  • Factory Free sample Rock Drill Shank - Concentric casing system with blocks – Spark

Factory Free sample Rock Drill Shank - Concentric casing system with blocks – Spark

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We insist over the principle of development of 'High top quality, Performance, Sincerity and Down-to-earth working approach' to supply you with exceptional services of processing for Tungsten Carbide Hammer, Drill Bit Quick Change Adapter, Button Bit For Rock Drilling, Making the Products of High Quality is the eternal goal of our company. We make unremitting efforts to realize the goal of We Will Always Keep in Pace with the Time.
Factory Free sample Rock Drill Shank - Concentric casing system with blocks – Spark Detail:

Application

Piling, anchoring, foundation

Component parts

图片 1

Operation procedure

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Step1: When drilling starts, the system drives the casing shoe and casing tube move down.
Step2: When reaching the bedrock, lift up the block system, the blocks will closed, reverse rotation and pull out the block system from the hole.
Step3: If the hole have reach the desired depth, finish the drilling and continue other process.
Step4: If you still want to drill deeper, use the conventional DTH bit to drill to the desired depth.

Advantages

Reliable performance, easy to retrieval

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Ralated part list

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Specification of concentric casing system with blocks

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D

 

h

H

C

G

 

 

 

Model

O.D. of Casing Tube (mm)

I. D. of Casing Tube (mm)

Wall thickness of casing (mm)

Guide device max. Dia. (mm)

Reamed Dia.

(mm)

Max. dia. of normal bit (mm)

Qty. of blocks

Hammer Type

Weight（KG）

T185

219

199

10

197

234

185

3

COP64/DHD360/SD6/QL60/M60

61

T210

245

225

10

222

260

210

3

COP84/DHD380/SD8/QL80/M80

88

T240

273

253

10

251

305

240

3

COP84/DHD380/SD8/QL80/M80

96.5

T280

325

305

10

302

350

240

3

COP84/DHD380/SD8/QL80/M80

115

T305

355

325

10

322

380

305

3

DHD112/NUMA120/SD12

214

T365

406

382

12

380

432

365

4

DHD112/NUMA120/SD12

254

T432

480

454.6

12.7

450

505

432

4

TK14

415

T460

508

482.6

12.7

479

534

461

4

NUMA180

630

T510

560

534.6

12.7

530

590

510

4

NUMA180

730

T553

610

584.6

12.7

582

639

553

4

NUMA180

895

T596

660

628

16

625

690

596

4

NUMA180

946

T645

711

679

16

675

741

645

4

NUMA180

1010

T694

762

730

16

726

792

694

4

NUMA240

1595

T744

813

781

16

776

845

744

6

NUMA240

2436

T846

914

882

16

878

946

846

6

NUMA240

2756

T948

1016

984

16

980

1050

948

6

NUMA240

3076

 

Product detail pictures:

Factory Free sample Rock Drill Shank - Concentric casing system with blocks – Spark detail pictures

Related Product Guide:
Based on domestic market and expand overseas business is our development strategy for Factory Free sample Rock Drill Shank - Concentric casing system with blocks – Spark , The product will supply to all over the world, such as: Hyderabad, Korea, Portland, Our company has already had a lot of top factories and professional technology teams in China, offering the best products, techniques and services to worldwide customers. Honesty is our principle, professional operation is our work, service is our goal, and customers' satisfaction is our future!
    • The company keeps to the operation concept scientific management, high quality and efficiency primacy, customer supreme, we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Marjorie from Iraq - 2018.09.19 18:37
    The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Tina from Norwegian - 2018.05.15 10:52
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