Don’t see what you need? We can help.
Ask our experts about a custom magnet for your prototype, invention or specialty project.
..to your best source for incredibly strong neodymium rare earth magnets. If you are new to our site, we're glad you found us. We hope we can fill all of your neodymium rare earth magnet needs.
Neodymium Magnet Tolerances
BUILD YOUR CUSTOM MAGNETS
Request a quote today
The Tolerance of Neodymium Magnet
If the tolerance is special, Please refer to following sheet.
| Standard Product | D・OD | ID | L | W | H |
| ＜ 5mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm |
| ＜ 10mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm |
| ＜ 20mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm |
| ＜ 50mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm | ±0.1mm |
| ＜100mm | ±0.15mm | ±0.15mm | ±0.15mm | ±0.15mm | ±0.15mm |
| ＞100mm | ±0.2mm | ±0.2mm | ±0.2mm | ±0.2mm | ±0.2mm |
| Special Product | D・OD | ID | L | W | H |
| ＜ 5mm | ±0.05mm | ±0.05mm | ±0.05mm | ±0.05mm | ±0.05mm |
| ＜ 10mm | ±0.05mm | ±0.05mm | ±0.05mm | ±0.05mm | ±0.05mm |
| ＜ 20mm | ±0.05mm | ±0.05mm | ±0.05mm | ±0.05mm | ±0.05mm |
The Range of Neodymium Magnet Size
Different grade have different range, at present the max size is 150mm.
| Disc | D | T | Magnetized Direction |
| Max | 220mm | 40mm | T/D |
| Min | 0.5mm | 0.5mm | T/D |
| Ring | OD | ID | T | Magnetized Direction |
| Max 1 | 220mm | 200mm | 40mm | T |
| Max 2 | 90mm | 70mm | 80mm | D |
| Min | 3mm | 1mm | 1mm | T/D |
