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2NCR RPM : rev./min Feed : mm/min

Slotting

Alloy Steels / Prehardened Steels / Hardened Steels Hardened Steels
Heat Resistant Steels
Material
NAK / SKD STAVX / SKD / SKT SKD11 / SKD61 SKD / SKD11
Hardness
30HRc ~ 40HRc 40HRc ~ 50HRc 50HRc ~ 55HRc 55HRc ~ 60HRc 60HRc ~ 65HRc
Outside Diameter
RPM FEED RPM FEED RPM FEED RPM FEED RPM FEED
0.4mm
0.5mm 50,000 250 45,000 200 40,000 155 33,000 105 25,000 60
0.6mm 50,000 295 45,000 225 40,000 175 33,000 110 25,000 65
0.8mm 50,000 375 45,000 285 40,000 225 30,000 125 25,000 85
1mm 50,000 480 45,000 350 30,000 235 25,000 145 19,000 90
2mm 48,000 600 38,000 456 25,500 288 20,500 172 16,000 108
3mm 33,300 680 26,000 544 17,500 336 14,500 208 11,000 128
4mm 21,800 680 17,300 544 11,500 336 208 128
5mm 16,700 704 13,200 560 352 9,500 216 7,500 136
6mm 15,700 800 12,500 644 8,800 400 7,200 228 5,600 144
8mm 13,100 760 10,350 616 8,300 384 6,400 224 5,100 144
10mm 744 576 6,900 356 5,300 204 4,200 132
12mm 9,880 680 7,800 544 5,200 332 4,000 192 3,200 124
7,800 680 6,150 544 4,100 332 3,200 192 2,550 124
6,650 5,250 3,500 2,650 2,100

Depth of Cut

Side Cutting

Alloy Steels / Prehardened Steels / Hardened Steels Hardened Steels
Heat Resistant Steels
Material
30HRc ~ 40HRc NAK / SKD STAVX / SKD / SKT SKD11 / SKD61 SKD / SKD11
Hardness
40HRc ~ 50HRc 50HRc ~ 55HRc 55HRc ~ 60HRc 60HRc ~ 65HRc
Outside Diameter
RPM FEED RPM FEED RPM FEED RPM FEED RPM FEED
0.4mm
0.5mm 50,000 185 45,000 120 40,000 110 33,000 70 25,000 40
0.6mm 50,000 205 45,000 160 40,000 125 33,000 80 25,000 45
0.8mm 50,000 265 45,000 200 40,000 160 30,000 90 25,000 60
1mm 50,000 335 40,000 245 30,000 165 25,000 100 19,000 65
2mm 48,000 840 38,000 656 25,500 408 20,500 248 16,000 152
3mm 33,300 960 26,000 776 17,500 480 14,500 296 11,000 184
4mm 21,800 960 17,300 776 11,500 480 296 184
5mm 16,700 1,000 13,200 800 500 9,500 308 7,500 192
6mm 15,700 1,160 12,500 920 8,800 568 7,200 328 5,600 208
8mm 13,100 1,080 10,350 880 8,300 552 6,400 320 5,100 204
10mm 1,056 824 6,900 508 5,300 292 4,200 188
12mm 9,880 960 7,800 776 5,200 472 4,000 272 3,200 176
7,800 960 6,150 776 4,100 472 3,200 272 2,550 176
6,650 5,250 3,500 2,650 2,100

0.03D

Depth of Cut 1.0D

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