Общий каталог Yamawa 2021 - страница 691
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16. Carbide Taps
Toughness and Hardness of Cemented Carbide and HSS Chamfer wear and number of holes of Carbide taps and HSS taps
SP
(mm)
Deflective Strength
(MPa) (HRA) CUTTING CONDITION
Hardness SL Tap: M5×0.8 ISO2X(6HX) Chamfer: 3 pitches Machine: multi spindles
Hole Size: Ø 4.2mm
Thread Length: 10mm through
PO Fluid: water soluble
Workpiece: GG25
HSS taps
Carbide taps
ST
ROLL
CARBIDE
LONG
P50 UF · AU F · B SKHS1 SKH58
(SKH9) (AISI M7) Number of holes Cemented Carbide HSS
| Features | Size | M 2 x 0.4 | M 8 x 1.25 | M 6 x 1 | M 8 x 1.25 | M 10 x 1.25 |
| Workiece | Material | Plastic with glass fi bre | AlSi9Cu3(Fe) | GG25 | GG25 | GG25 |
| p | Part’s name | Electric Parts | Car Parts | Electric Parts | Car Parts | Car Parts |
| Thread dii | Tapping hole condition | Ø 1.6 Through | Ø 6.7 Blind | Ø 5.0 Blind | Ø 6.7 Blind | Ø 8.7 Blind |
| conton | Tapping length | 4 mm | 18 mm | 10 mm | 16mm | 18 mm |
| Machine | Special Machine | Special Machine | 4 spindle Machine | Multi Spindle Machine | Special Machine | |
| Condition of use | Cutting speed | 6.3 m/min | 8.5 m/min | 8 m/min | 6 m/min | 5.7 m/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 |
THREAD of life MILLS Note: In all situations, HSS taps being used are standard ones. Carbide taps, when used properly, bring out a long tool life. These data have come from end users of carbide taps.