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Zhuzhou Mingri Cemented Carbide Co., Ltd.
Tungsten Carbide Die;Tungsten Carbide Strips;Tungsten Carbide Plate
 
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Welding tungsten carbide shield cutter produced Power Tool Parts

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Title: Welding tungsten carbide shield cutter produced Power Tool Parts 
Brand: -
Model: -
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Contact: Teresa Chou (Ms.)    
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Welding tungsten carbide shield cutter produced Power Tool Parts

 

Description:

 

The TBM technology is mainly used in underground ming and traffic tunnelling like metro, railway and

 road tunneling.

 

 

Grade and Applications:

Grade

Density

T.R.S

Hardness

 Performance & application recommended

g/cm3

MPα

HRA

MK4

15.1

1800

90.0

Mainly used as small buttons for percussion bits to cut soft and medium

 hard formations.

MK6

14.9

2000

90.5

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.

MK8

14.7

2400

89.7

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.

MK10

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.

MK15

14.6

2450

87.8

Suitable to strips, conical buttons for rotary percussion resistant,

geological prospecting buttons, cut soft and medium hard formations.

MK20

14.4

2550

87.0

Primarily for the buttons and inserts of rotary percussion bits to cut

medium-hard and hard formations.

MK25

14.5

2600

87.5

Primarily for the buttons and inserts of rotary percussion bits to cut

 medium hard and very hard formations.Welding tungsten carbide shield cutter produced Power Tool Parts

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