Pot magnet with counterbore borehole, ø = 20 mm, height 7.2 mm, borehole 4.5/8 mm, magnet made of neodymium, pot made of steel, strength approx. 6 kgs.
Outer diameter:
The counter-bored hole pot magnet is available with countersinks and threaded studs. The neodymium ring magnet sunken into a steel shell and protect the magnet, the most important is the steel shell enhance several times power of the magnets. This ring base neodymium magnet has approx. 6 kg (approx. 13.228 lbs) holding power. The counterbored hole (4.5mm) is for M4 screw.
| Item ID | CUP-B20 |
| Material | NdFeB |
| Pot diameter (D) | 20 mm |
| Pot total height (H) | 7.2 mm |
| Borehole (d1) | 4.5 mm (Sized for M4 screw) |
| Borehole (d2) | 8 mm (Straight counterbored hole) |
| Thread M | M4 Screw |
| Coating | Nickel-plated (Ni) |
| Steel | Q235 (China) |
| Pull Force | approx. 6kg ( approx. 58.8 N） |
| Max. working temperature | 80°C |
| Net Weight | 13 g |
| Item ID | CUP-B20 |
| Material | NdFeB |
| Pot diameter (D) | 0.787 " |
| Pot total height (H) | 0.283 " |
| Borehole (d1) | 0.177 " (Sized for M4 screw) |
| Borehole (d2) | 0.315 " (Straight counterbored hole) |
| Thread M | M4 Screw |
| Coating | Nickel-plated (Ni) |
| Steel | Q235 (China) |
| Pull Force | approx. 13.228 lbs ( approx. 58.8 N） |
| Max. working temperature | 80°C |
| Net Weight | 0.459 oz |
| Item Code | D | H | Borehole (d1) | Borehole (d2) | Power kgs |
|---|---|---|---|---|---|
| CUP-B16 | 16 | 5.2 | 3.5 | 6.5 | 4 |
| CUP-B20 | 20 | 7.2 | 4.5 | 8 | 6 |
| CUP-B25 | 25 | 7.7 | 5.5 | 9 | 14 |
| CUP-B32 | 32 | 7.8 | 5.5 | 9 | 23 |
| CUP-B36 | 36 | 7.6 | 6.5 | 11 | 29 |
| CUP-B42 | 42 | 8.8 | 6.5 | 11 | 32 |
| CUP-B48 | 48 | 10.8 | 8.5 | 15 | 63 |
| CUP-B60 | 60 | 15 | 8.5 | 15 | 95 |
| CUP-B75 | 75 | 17.8 | 10.5 | 18 | 155 |
| Item Code | D | H | Borehole (d1) | Borehole (d2) | Power kgs |
