Specifications:
1.Tungsten carbide
2.100% virgin material
3. Various grade available
4..fast penetration
5.suited carbide
Grade Performance and Application:
|
Density g/cm3
|
T.R.S
MPα
|
Hardness
HRA
|
Performance & application recommended
|
|
15.1
|
1800
|
90.0
|
Mainly used as small buttons for percussion bits to cut soft
and medium hard formations. |
|
14.9
|
2100
|
90.0
|
For coring crowns, electric coal drill bits,
coal cutting picks,oil cone bits and scraping knife bits,usd in geological prospecting,coal mining and oil well boring. |
|
14.7
|
2400
|
89.5
|
For coring crowns, electric coal drill bits,
coal cutting picks,cone drill bits and scraping knife bits,used in geological prospecting, coal mining and oil well boring. |
|
14.7
|
2450
|
88.5
|
Mostly used as the buttons of small and mediumsized
percussion bits and as the inserts of rotary prospecting bits to cut soft and medium hard formations. |
|
14.6
|
2450
|
87.8
|
Suitable to strips, conical buttons for rotary
percussion-resistant, geological prospecting buttons, cut soft and medium hard formations. |
|
14.4
|
2550
|
87.0
|
Primarily for the buttons and inserts of rotary
percussion bits to cut medium-hard and hard formations. |
|
14.5
|
2600
|
87.5
|
Primarily for the buttons and inserts of rotary percussion bits
to cut medium hard and very hard formations. |
|
14.4
|
2600
|
87.0
|
Largely for the inserts and buttons of percussion bits and
tricone bits to cut medium-hard, hard, and very hard formations. |
|
14.2
|
2650
|
86.5
|
Predominatly for the buttons of tricone bits and inserts of rotary
percussion bits to cut hard and vey hard formations. |
|
14.0
|
2700
|
86.5
|
For oil cone drill bits, for medium soft and medium -hard rocks.
|
|
14.0
|
2500
|
87.5
|
Good strength and less wear resistance, for bits of rotary
hammer rock drills and heavy rock drills, for hard and very hard rocks |

