Tungsten Carbide

Grade

Density

Hardness

T.R.S(N/mm2)

Application

YG4C

15.00

89.5

1800

Mainly used as Small buttons for Percussion bits and as the inserts of Rotary Prospecting bits to cut soft,medium-hard formations.

YG8

14.70

88.5

2200

Mainly used as the buttons of small and medium-size Percussion bits and as the inserts of Rotary Prospecting bits to cut soft,medium-hard formations.

YG8C

14.70

88.0

2300

Mainly used as the buttons of Percussion bits and as the inserts of Rotary Prospecting bits to cut soft,medium-hard formations.

YG9C

14.50

87.0

2400

Mainly used as inserts and buttons of Rotary Prospecting bits,coal cutter bits and tricone bits to cut medium-hard formations.

YG11C

14.40

86.5

2450

Mainly used as inserts and buttons of Rotary Prospecting bits,coal cutter bits and tricone bits to cut medium-hard and hard formations.

YG13C

14.30

86.0

2500

Mainly used as inserts and buttons of Rotary Prospecting bits,coal cutter bits and tricone bits to cut hard formations.

YK15

14.10

85.0

2600

The Strength is the best but wear resistance is lower,it is mainly used as the inserts and buttons of rotary-percussive bits,heavy rock drill bits to cut hard and very hard formations

YK13

14.30

86.0

2550

The Strength is the better,it is mainly used as the inserts and buttons of rotary-percussive bits,heavy rock drill bits to cut hard and very hard formations

YK1

14.45

86.7

2500

The Strength and wear resistance are both good.it is mainly used as the inserts and buttons of rotary-percussive bits,heavy rock drill bits to cut hard and very hard formations

YK2

14.55

87.0

2450

The Strength and wear resistance are both good.it is mainly used as the inserts and buttons of rotary-percussive bits,heavy rock drill bits to cut hard and very hard formations

YK3

14.70

87.7

2400

Wear resistance is better.it is mainly used as the inserts and buttons of rotary-percussive bits,heavy rock drill bits to cut middium hard formations

YK4

14.80

88.2

2350

Wear resistance is better.it is mainly used as the inserts and buttons of rotary-percussive bits,heavy rock drill bits to cut soft formations

YK25-10

14.30

87.5

2500

Mainly used as Small buttons for Percussion bits and as the inserts of Rotary Prospecting bits to cut soft,medium-hard formations.

YK30

14.85

89.5

2200

Good wear resistance.Mainly used as small buttons of percussion bits and tips of roof bits