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Litian Heavy Industry Machinery Co., Ltd
Litian Heavy Industry Machinery Co., Ltd
Raise Boring Cutters
Rock Roller Bits
Rock Roller Drill Bit
Rock Roller Drill Button Bit
Raise Boring Cutters
Rock Roller Bits
Rock Roller Drill Bit
Rock Roller Drill Button Bit

Kerf Roller Cutter

Kerf roller cutter is a kind of TCI roller cutter widely used in raise boring equipment. The cutter surface has multiple annular grooves (chipways), and the carbides are orderly distributed on the cutter body surface outside the chipways. This roller cutter is the most commonly used raise boring drilling tool.

Kerf Roller Cutter Product Features

1. Adopt tungsten carbide with a unique button shape.

2. Use wear-resistant buttons to minimize the wear of the roller cutter.

3. The bearing structure is a pair of tapered roller bearings.

4. Use high-quality metal seals.

5. The roller cutters can be repaired and customized.


Kerf Roller Cutter Application Parameters

1. Applicable rock hardness: protodyakonov scale of hardness 11≤f≤15.

2. Recommended WOB of roller cutter: 100KN~200KN.

3. Maximum WOB (weight on bit): 245KN.

4. Recommended cutterhead rotation speed: 3-15 RPM.

5. Maximum linear velocity: 90m/min.


Litian Optional Cutter Model


NO.

Model

A

B

C

E

F

Rows

Taper

1

LT347521-00A

336

246

347

76

76

5

20°

1641895038(1).jpg


NO.

Model

A

B

C

E

F

Rows

Taper

2

LT347521-00B

336.2

246

346.7

76

76

5

20°


NO.

Model

A

B

C

D

E

F

Rows

Taper


3

LT340420-00

335

239.5

340

40

80

80

4

20°


4

LT340520-00B

335

239.5

340

40

82

82

5

20°



NO.

Model

A

B

C

D

E

F

Rows

Taper


5

LT320520-00

331

227

320

45

86

80

5

20°


6

LT320620-00

331

227

320

45

86

80

6

20°



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