Dredger Reamer

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Details

Dredger Cutter head

General description

Reamer is one of the most important equipment of suction dredger, the process of suction dredging is mainly by reamer head to fulfill. The type and size depends on the suction dredging technical specifications (reamer power, move transversely winch power, revolving speed of reamer, the weight of the bridge frame and so on) and the soil property.

Types

  • Open reamer helical angle and separation distance of blade is a little bit big, loosen the soil effect is not sogood, applies to dig sand soil
  • Closed reamer helical angle and separation distance of blade is smaller, loosen the soil effect is better, applies to dig clay soil
  • Tooth form reamer, equipped with relevant reamer applies for most soil property.

The technical data (reference only)


Pipe diameter(mm)

A(mm)

B(mm)

C(mm)

D Thread

Weight

Matching power(kw)

200

600

280

120

T84x68

260

50

250-300

800

325

140

T120X100

500

120

300-350

950

405

200

T120X110

550

120

350-400

1200

400

400

T160

900

150

400-450

1300

390

400

T180

1050

170

450-500

1500

460

440

T220

1300

200

400-450

1300

380

450

T220X175

1500

250

450-500

1455

465

425

T235X190

1600

250

450-500

1500

500

355

T250

2200

400

500-550

1600

650

430

T280

3000

500

550-650

1700

750

420

T280

4500

750

550-650

1700

800

400

T280

5000

750

700-750

2050

750

540

T420

7500

1200

800-850

2260

800

580

T580

9600

1800

900-950

2500

830

650

T600

14000

2000

1000

2520

850

750

T640

18000

3000

Procedure to be followed

  • Choose the suitable cutter head for the dredger.
  • Observe strictly the details of the cutter suction dredger
  • Reamer blade should use different way, different environment will use different material of reamer blade
  • Blade material according to the different choices of different working environment can adapt to, dredge cutter blade choice must be hard wear-resisting
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