Spare / Wear parts
Spare / Wear parts line
Roller cutters
Casing bits
Diaphragm wall trench cutter teeth
EMX cutter teeth
Flat tooth
Round shank cutter bit
Auger bits
Road head bit
Super series & Twin header
Tungsten carbide tip
Road bits
¢Æ
Tungsten Carbide Tip Analysis Table
GRADE
SECTION
E10
E15
E20
E20H
E30H
E35
E50H
E50
WC(%)
94
93
92
92
91
88.5
89
85
CO(%)
6
7
8
8
9
11.5
11
15
HARDNESS
89.6
90.7
89.6
90.7
88.8
89.8
88.6
89.6
88.3
89.5
87.3
88.5
85.0
87.0
85.4
86.5
TRS
260 over
280 over
300 over
300 over
330 over
350 over
330 over
350 over
PARTICLE
SIZE
3
4.2
4.2
6.4
6.4
4.2
20
6.4
USING
SOIL
CONDITION
Residual Soil
Weathered Soil
Weathered Soil
Weathered rock
Soft rock
Soft rock
Hard rock
Soft rock
Hard rock
Very Hard rock
WORKING
METHOD
Rotary drilling
Rotary drilling
Rotary drilling
Rotary drilling
IMPACT
CONDITION
Weak
Midium
Strong