
Wrought aluminum Aluminum alloy castings inc alloy castings ow carbon steels Medium carbon steels High carbon steels Alloy steels Stainless steels
| 〜10 | 〜10 | 〜10 | 〜10 | 〜10 | 〜10 | 〜10 | 〜5 |
| (m/min) | (m/min) | (m/min) |
●Using new blanks, Roll Taps improve their rigidity, bending strength and run-out tolerance. ●Marking position is moved to square portion to keep high shank concentricity. ●Adoption of new thread limits(GS classes) improves the thread accuracy of internal threads machined.
Tapping condition [ S0.8×0.2 ] number of tapped holes :
unit mm 2,000
MS+RS HPsRZ still running large wear Bored hole size for class 4H5
Tool Size Class
previous competitor Max Min
1,500
| Coating | - | TiCN | S0.6X0.15 | GS2 | 0.55 | 0.54 | |
| Tapping speed | 4m/min | 8m/min | S0.7X0.175 | GS3 | 0.64 | 0.62 |
1,000
S0.8X0.2 GS3 0.73 0.71
Work material SUS304(88HRB)
large wear S0.9X0.225 GS4 0.82 0.80
Bored hole 500 φ0.73 size
| Tapping length | 1.2㎜(1.5D) | 250 | |
| Machine | CNC tapping center | large wear | |
| Tapping fluid | Insoluble oil | 0 |
MS+RS previous HPsRZ competitor
※ udgement of tool life : Crest wear at the 1st full thread
pitch diameter tolerance for 4H5 internal threads pitch diameter tolerance of GS class
| S0.6×0.15 | GS1 | 8 | GS1(10 | ) | 18 | |||||
| S0.7×0.175 | GS2 | 13 | GS2(10 | ) 23 | ||||||
| S0.8×0.2 | GS3 | 18 | GS3(10 | ) 28 | ||||||
| S0.9×0.225 | GS4 | 23 | GS4(10 | ) | 33 |
| 0 | 10 | 20 | 30 | 40 | 0 | 10 | 20 | 30 | 40 | ||
| pitch diameter tolerance( | ) | pitch diameter tolerance( | ) |