Tungsten Carbide Rotary Auger Bit Button

Tungsten carbide rotary auger bit button are widely used in house construction and tunneling, they are very well performanced with rock and mud drilling when high speed milling.
Product description

Tungsten Carbide Rotary Auger Bit Button
Overview:

Tungsten carbide rotary auger bit button are widely used in house construction and tunneling, they are very well performanced with rock and mud drilling when high speed milling.


Grade Properties:

GRADE

Representative Performance Index

Recommended Applications

Hardness

Density
(g/cm)

Traverse Strength

JK30.3

14.53

87.1

3000

Used as insert of whirly rock drilling machines to drill medium hard formations.

JK30.4

14.53

86.8

3000

Primarily for the auger and buttons of digging machines and boring machines to mine coal and dig nomal rock.

JK30.42

14.52

86.7

2800

Primarily for the auger and buttons of digging machines and boring machines to mine coal and dig nomal rock.

JK30.5

14.53

86.0

3000

Primarily for the auger and buttons of digging machines and boring machines to mine coal and dig nomal rock.

JH10C

14.5

87.0

2800

Primarily for the auger and buttons of digging machines and boring machines to mine coal and dig nomal rock.


Dimension:

rotary auger bit_副本.jpg


Type

Dimension (mm)

Φ

d

H

h

E

SR1

SR2

JQ1827Z

18.0

3.0

27.0

15.5

3.5

1.0

30

JQ2428Z

24.0

4.0

28.0

12.5

3.5

1.5

30


Tolerance:

Nominal size

Tolerance (mm)

0

H

SR

a

≤10.0

±0.15

±0.15

±0.30

+1.5

>10.0

±0.20

±0.20

±0.50

±2.0

Note: the other types and specifications for tungsten carbide rotary auger buttons are in the process of updating along with the technology improvement, contact us for newly information.


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