N52 Neodymium Countersunk Disc Magnets 19mm x 6mm with High Magnetic Strength for Industrial Applications
N52 grade neodymium disc magnets with countersunk design, measuring 19mm diameter × 6mm thickness. Manufactured with precision tolerances and multiple coating options for industrial applications.
| Parameter | Specification |
|---|---|
| Shape | Disc with Countersunk Hole |
| Material | NdFeB (Neodymium Iron Boron) |
| Dimensions | 19mm Diameter × 6mm Thickness |
| Coating Options | Ni-Cu-Ni, Nickel, Zinc, Gold, Silver, Copper |
| Tolerance | ±0.05mm or ±0.1mm |
| Magnetization Direction | Thickness, Axial, Diametral, Radial, Multi-pole |
| Grade Range | N33-N52; N33M-N50M; N33H-N48H; N30SH-N45SH; N30UH-N40UH; N28EH-N38EH; N28AH-N35AH |
| Grade | Br (kGs) | Hcj (kA/m) | Max Working Temp (°C) |
|---|---|---|---|
| N35 | 11.8-12.2 | ≥955 | ≤80 |
| N52 | 14.4-14.8 | ≥876 | ≤70 |
| N30SH | 10.8-11.2 | ≥1353 | ≤150 |
| N33AH | 10.8-11.2 | ≥2785 | ≤240 |
- Thickness Magnetized
- Axially Magnetized
- Diametrally Magnetized
- Multi-poles Magnetized
- Radial Magnetized
- Customized Specific Requirements
Optimized for variable frequency compressors, motors, rotors, and demanding industrial applications requiring strong magnetic fields.
Surface magnetic field and magnetic flux consistency controlled at ±0.05% for reliable performance across batches.
Engineered to maintain magnetic properties across wide temperature ranges, suitable for most industrial environments.
Widely used in motors, sensors, speakers, rotors, alarms, microphones, wind turbines, magnetic hooks, filters, and automotive systems.
Complete manufacturing workflow: Neodymium magnet melting → Pulverization → Magnetic field orientation and molding → Sintering → Semi-finished inspection → Precision machining → Surface treatment → Magnetizing → Final inspection → Packaging
| Parameter | Details |
|---|---|
| Certifications | ROHS, SGS, ISO9001 |
| Minimum Order Quantity | Samples available |
| Delivery Time | 3-10 days for samples, 10-30 days for production orders |
| Packaging | Standard sea/air transport packaging with carton boxes and protective plastic sacks |
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