Shenzhen WIT Magnet Co.,Limited
A national-leading provider of one-stop Magnetic products solutions
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Detailed Product Description:
| Raw Material: | Rare Earth | Composition: | NdFeb Magnet |
| Grade: | N35-N52 | Size: | OD*ID*Thickness(MM/Inch) custom |
| Coating: | Zinc, Nickel, Ni-Cu-Ni, Gold, Epoxy, etc | Shape: | Ring |
| Magnetization: | Axial Direction | Tolerance: | +/-0.05mm |
| Type: | Permanent | Max. Working temperature: | 80° |
Neodymium Ring Magnets
Most ring magnets and tube-shaped magnets are axially magnetised: North and south poles are located on the flat circular surfaces ("top and bottom"). The few diametrically magnetised ring magnets with poles "left and right" are specifically marked.
| Plating Type | Overall Thickness | Salt Spray Test | Pressure Cooker Test |
| NiCuNi (Nickel Copper Nickel) | 15-21 μm | 24 hours | 48 hours |
| NiCu + Black Nickel | 15-21 μm | 24 hours | 48 hours |
| NiCuNi + Epoxy | 20-28 μm | 48 hours | 72 hours |
| NiCuNi + Gold | 16-23 μm | 36 hours | 72 hours |
| NiCuNi + Silver | 16-23 μm | 24 hours | 48 hours |
| Zinc | 7-15 μm | 12 hours | 24 hours |
Magnetization & Packaging:
Advantages:
1. 10 years Neodymium magnets manufacturer in China
2. Complete supply chain & global logistics system
3. High quality & competitive price
