Categories: Uncategorized

by cftungsten

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Categories: Uncategorized

by cftungsten

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Just one table, you will get to know suitable grade of tungsten carbide rods for different machining materials and how to choose qualified carbide cutting tools in CNC machining.

Introduction of Grades

Grade Cobalt (%) Density (g/cm³) Hardness Hardness Strength Grain Size ISO Grade
HV30 HRA N/mm² Μm
CF10 10 14.4 1620 91.8 3600 0.8 K20-K40
CF12 12 14.1 1680 92.3 3800 0.6 K20-K40
CF20 10 14.4 1680 92.2 3800 0.6 K20-K40
CF25 12 14.1 1750 92.8 3800 0.4 K20-K40
K05-K10 6 14.8 2050 94 3800 0.4 K20-K40
K10-K20 8 14.5-14.6 1940 93.5 3800 0.4 K05-K10

Recommended Applications

Workpiece Material Tools CF10 CF12 CF20 CF25 K05-K10
P Steel Drill ⬤ ◯
End Mill Rough Machining ⬤ ◯ ◯
Fine Finish Machining ◯ ◯ ◯ ⬤
M Stainless Steel Drill ⬤ ◯
End Mill Rough Machining ⬤ ◯ ◯
Fine Finish Machining ⬤ ◯
K Cast Iron Drill ⬤ ◯
End Mill Rough Machining ⬤
Fine Finish Machining ◯ ⬤ ⬤
N Non-ferrous Metals Drill ⬤
End Mill Rough Machining ⬤ ◯ ◯
Fine Finish Machining ◯ ◯ ⬤
S Heat- resistant Alloy Drill ⬤ ◯
End Mill Rough Machining ⬤
Fine Finish Machining ◯ ⬤
Others Graphite, carbon fiber, PCB, composites etc. ⬤

⬤  First Choice

◯  Suitable

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