
| Series 131N 5D | Vc | Diameter (D1 (inch) | ) | |||||||
| Fractional | Hardness | (sfm) | 1/8 | 3/16 | 1/4 | 3/8 | 1/2 | 5/8 | 3/4 | |
| ALUMINUM ALLOYS | ≤ 150 Bhn | 800 | RPM | 24448 | 16299 | 12224 | 8149 | 6112 | 4890 | 4075 |
| < 12% SI 6061 2024 707 | or 7 HR | (640960) | Fr | 0.0055 | 0.0083 | 0.0110 | 0.0166 | 0.0221 | 0.0276 | 0.0331 |
| , , 5 | ≤ c | - | Feed (ipm) | 135 | 135 | 135 | 135 | 135 | 135 | 135 |
| ALUMINUM ALLOYS | ≤ 125 Bhn | 600 | RPM | 18336 | 12224 | 9168 | 6112 | 4584 | 3667 | 3056 |
| > 12% SI A3560 3900 3190 | or ≤ 77 HRb | (480-720) | Fr | 0.0055 | 0.0082 | 0.0109 | 0.0164 | 0.0218 | 0.0273 | 0.0327 |
| N ., ., . | Feed (ipm) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | ||
| COPPER ALLOYS | ≤ 175 Bhn | 550 | RPM | 16808 | 11205 | 8404 | 5603 | 4202 | 3362 | 2801 |
| Alum Bronze, Muntz | or | 440660 | Fr | 0.0020 | 0.0030 | 0.0040 | 0.0061 | 0.0081 | 0.0101 | 0.0121 |
| Brass, Navel Brass | ≤ 16 HRc | (-) | Feed (ipm) | 34 | 34 | 34 | 34 | 34 | 34 | 34 |
| PLASTICS | 450 | RPM | 13752 | 9168 | 6876 | 4584 | 3438 | 2750 | 2292 | |
| Acrylic, PVC, | (360540) | Fr | 0.0025 | 0.0037 | 0.0049 | 0.0074 | 0.0099 | 0.0124 | 0.0148 | |
| Polypropylene | - | Feed (ipm) | 34 | 34 | 34 | 34 | 34 | 34 | 34 |
Note: