
Deflective Strength (MPa) (HRA) Hardness
Cutting Condition Tap : M5×0.8P4 Chamfer : 3 pitches Machine : Machine with multi spindles Hole Size : 4.2mm Thread Length : 10mm Through Fluid : water soluble Workpiece : GG-25
HSS taps Carbide taps
P50 UF A UF B SKH51 SKH58
(SKH9) (AISI M7) Number of holes Cemented Carbide HSS
| Classification | Size | M2×0.4 | M8×1.25 | M6×1 | M8×1.25 | M10×1.25 |
| Workpiece | Material | Plastic with glass fibre | Aluminum alloy die casting (Si = 12%) | GG-25 | GG-25 | GG-25 |
| Part's name | Electric Parts | Car Parts | Electric Parts | Car Parts | Car Parts | |
| Thread | Tapping Hole. condition | �1.6 Through | �6.7 Blind | �5.0 Blind | �6.7 Blind | �8.7 Blind |
| Condition | Tapping Length | 4mm | 18mm | 10mm | 16mm | 18mm |
| Machine | Special Machine | Special Machine | 4 spindle Machine | Multi Spindle Machine | Special Machine | |
| Condition of Use | Cutting Speed | 6.3m/min | 8.5m/min | 8m/min | 6m/min | 5.7m/min |
| Fluid | Dry | Water soluble | Water soluble | Water soluble | Water soluble | |
| Carbide Tap | 10.000 | 75.400 | 53.000 | 18.860 | 38.500 | |
| Number of Holes | HSS Tap | 200 | 1.000 | 1.000 | 300 | 500 |
| Comparison of Life | 50 | 75.4 | 53 | 62.9 | 77 |
Note : In all situations, HSS taps being used are standard oues. Carbide taps, when used properly, bring out a long tool life. These datum have come from end users of carbide taps.