MITSUBISHI MATERIALS CORPORATION
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MICRO-GRAIN CEMENTED CARBIDE

  • Compared to general cemented carbide, micro-grain alloy has higher wear resistance and higher toughness.
MF10 TF15
Micro-Structure of MF10 Micro-Structure of TF15
SELECTION STANDARD
Cutting Tool Recommended Grade Workpiece
PCB Drill ZH104
SF10
MF10
MF20		 Non-Metal
Solid Carbide Drill
Turning Inserts
Milling Inserts		 TF15 Steel, Cast Iron
Solid Endmill

HTi10
TF15
MF10

 Steel, Cast Iron
Gear Hob
Reamer
Tap etc.		 TF15
UF20
UF30		 Steel, Cast Iron, etc.

CUTTING PERFORMANCE
CUTTING PERFORMANCE

<Cutting Conditions>
Workpiece : Die steel (40HRC)
Tool : ø 6mm,4 flutes
Helical Angle : 30°
vc=30m/min
n=1,600min-1
fz=0.02mm/tooth
vf=128mm/min
Depth of Cut in The Axial Direction = 9.0mm
Depth of Cut in The Radial Direction = 0.6mm
Down Cut, Dry

GRADE CHARACTERISTICS
Grade Grade Characteristics ISO Wear Resistance Fracture Resistance Corrosion Resistance
Specific Gravity Hardness(HRA) T.R.S(GPa)*
ZH104 15.1 93.0 2.9 K01
HTi10 14.9 92.0 3.2 K10
SF10 14.9 92.7 3.8 K01
MF10 14.6 92.8 4.0 K01
TF15 14.5 91.0 4.0 K20
MF20 14.2 92.0 4.4 K10
UF20 14.2 91.5 2.5 K10
UF30 13.9 90.0 2.9 K20
*1GPa=102kg/mm2