Tungsten Carbide Conical Button for Air Pressure Bits

Tungsten carbide conical button used in air pressure bits, they are made out of 100% virgin WC power, with TPA pressing and HIP sintering. It's features of high hardness and impact resistance that suitable for welding and cold pressing in air pressure bits.
Product description

Tungsten Carbide Conical Button for Low Air Pressure Bits
Overview:

Tungsten carbide conical button used in air pressure bits, they are made out of 100% virgin WC power, with TPA pressing and HIP sintering. It's features of high hardness and impact resistance that suitable for welding and cold pressing in air pressure bits.


Grade Properties:

GRADE

Representative Performance Index

Recommended Applications

Hardness

Density
(g/cm)

Traverse Strength

JK10.2

90.2

14.91

2900

Used as small or medium buttons of tricone bit and impact drilling tools to cut soft and medium hard formations. Also can use as buttons of down hole and deep hole drill bits.

JK10.21

90.5

14.95

2700

For the buttons of core bits.electrical coal drill. coal cutter bit. tricone bit and drag bits.

JK12.2

90.0

14.88

3000

For the buttons  of core bits. electrical coal drill. coal cutter bit. tricone bit and drag bits.

JY20.2

89.0

14.75

3000

Used as insert of palm surface of tricone bits.

JY30.2

88.3

14.53

3000

Used as insert of palm surface of tricone bits.


Dimension:

No.4 Tungsten Carbide Conical Button for Low Air Pressure Bits_副本.jpg


Type

Dimension (mm)

(1)

H

h

R

Q

0

e

JC01217

12.0

17.0

10.0

3.4

60

18

1.5

JCQ1419

14.0

19.0

11.5

4.8

60

18

1.5

JC01621

16.0

21.5

14.3

7.5

45

18

1.8

JC01622

16.0

22.0

11.5

3.4

60

18

1.8

JC01962

19.0

26.0

14.7

7.5

42

18

2.0


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 conical buttons are in the process of updating along with the technology improvement, contact us for newly information


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