Square Disk permanet Sintered NdFeB magnet
Magnets Grade Available: 1. Magnets N-(N35, N38, N40, N42, N45, N48, N50), Max working Tempt 80°C;
2. Magnets M-(35M, 38M, 40M, 42M, 45M, 48M), Max working Tempt 100°C;
3. Magnets H-(35H, 38H, 40H, 42H, 45H), Max working Tempt 120°C;
4. Magnets SH-(30SH, 33SH, 35SH, 38SH, 40SH, 42SH), Max working Tempt 150°C;
5. Magnets UH-(28UH, 30UH, 33UH, 35UH, 38UH), Max working Tempt 180°C;
6. Magnets EH-(28EH, 30EH, 30EH, 33EH, 35EH) Max working Tempt 200°C;
7. Magnets AH-(30AH, 33AH) Max working Tempt 230°C.
Welcome your inquiry about our neodymium block magnets.
NdFeB magnetAvailable Coating Of Sintered NdFeB Magnets Surface Coating Thickness(Microns)of coating Color Resistance Salt spray Test Standard (hours) Pressure Coating Test Standard (hours) Passivation 1--2μm Silver Grey Temporary Protection Not available Not available Nickel Ni+Ni 10--20μm Bright Silver Excellent against Humidity 24 24 Ni+Cu+Ni Zinc ZN 3--8μm Bright Blue Good Against Salt Spray 24 Not available C-Zn shining Color Excellent Against Salt Spray 48 Not available CR3+Zinc ZN 3--8μm Bright Blue Good Against Salt Spray 24 Not available C-Zn shining Color Excellent Against Salt Spray 48 Not available Tin Ni+Cu+Sn 10--25μm Silver Superior Against Humidity 48 Not available Gold Ni+Cu+Au 2--10μm Gold Superior Against Humidity Not available Not available Ag Ni+Ag 2--10μm Silver Superior Against Humidity Not available Not available Epoxy Epoxy 10--25μm Black,Grey Excellent Against Humidity & Salt Spray 48 Not available Ni+Cu+Epoxy Not available Zn+Epoxy Not available
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