Pre-Harden Steels
(35 ~ 45HRC)
CENA 1, NAK80 | High Speed | 𝙖p=0.12Dc | n (min⁻¹) | 37,700 | 28,300 | 22,800 | 19,200 | 14,700 | 11,800 | 9,800 |
Pre-Harden Steels
(35 ~ 45HRC)
CENA 1, NAK80 | High Speed | 𝙖e=0.36Dc | Vf (mm/min) | 3,620 | 3,620 | 3,650 | 3,690 | 3,760 | 3,780 | 3,650 |
Pre-Harden Steels
(35 ~ 45HRC)
CENA 1, NAK80 | General | 𝙖p=0.12Dc | n (min⁻¹) | 17,300 | 13,000 | 10,500 | 8,800 | 6,800 | 5,400 | 4,500 |
Pre-Harden Steels
(35 ~ 45HRC)
CENA 1, NAK80 | General | 𝙖e=0.36Dc | Vf (mm/min) | 1,560 | 1,560 | 1,580 | 1,580 | 1,630 | 1,620 | 1,570 |
Hardened Steels
(45 ~ 55HRC)
SKD61, SKT4 | High Speed | 𝙖p=0.1Dc | n (min⁻¹) | 27,500 | 20,600 | 16,700 | 14,000 | 10,700 | 8,600 | 7,200 |
Hardened Steels
(45 ~ 55HRC)
SKD61, SKT4 | High Speed | 𝙖e=0.3Dc | Vf (mm/min) | 2,810 | 2,800 | 2,840 | 2,860 | 2,910 | 2,920 | 2,850 |
Hardened Steels
(45 ~ 55HRC)
SKD61, SKT4 | General | 𝙖p=0.1Dc | n (min⁻¹) | 14,300 | 10,700 | 8,600 | 7,300 | 5,600 | 4,500 | 3,700 |
Hardened Steels
(45 ~ 55HRC)
SKD61, SKT4 | General | 𝙖e=0.3Dc | Vf (mm/min) | 1,030 | 1,030 | 1,030 | 1,050 | 1,080 | 1,080 | 1,030 |
Hardened Steels
(55 ~ 65HRC)
SKD11, SKH51 | High Speed | 𝙖p=0.06Dc | n (min⁻¹) | 22,400 | 16,800 | 13,600 | 11,400 | 8,800 | 7,000 | 5,800 |
Hardened Steels
(55 ~ 65HRC)
SKD11, SKH51 | High Speed | 𝙖e=0.18Dc | Vf (mm/min) | 2,280 | 2,280 | 2,310 | 2,330 | 2,390 | 2,380 | 2,300 |
Hardened Steels
(55 ~ 65HRC)
SKD11, SKH51 | General | 𝙖p=0.06Dc | n (min⁻¹) | 12,200 | 9,200 | 7,400 | 6,200 | 4,800 | 3,800 | 3,200 |
Hardened Steels
(55 ~ 65HRC)
SKD11, SKH51 | General | 𝙖e=0.18Dc | Vf (mm/min) | 730 | 740 | 740 | 740 | 770 | 760 | 740 |
Hardened Steels
(65 ~ 72HRC)
SKH, HAP | High Speed | 𝙖p=0.05Dc | n (min⁻¹) | 13,200 | 9,900 | 8,000 | 6,800 | 5,200 | 4,100 | 3,400 |
Hardened Steels
(65 ~ 72HRC)
SKH, HAP | High Speed | 𝙖e=0.15Dc | Vf (mm/min) | 1,110 | 1,110 | 1,120 | 1,140 | 1,160 | 1,150 | 1,110 |
Hardened Steels
(65 ~ 72HRC)
SKH, HAP | General | 𝙖p=0.05Dc | n (min⁻¹) | 7,100 | 5,300 | 4,300 | 3,600 | 2,800 | 2,200 | 1,900 |
Hardened Steels
(65 ~ 72HRC)
SKH, HAP | General | 𝙖e=0.15Dc | Vf (mm/min) | 340 | 340 | 340 | 350 | 360 | 350 | 350 |