Arc Magnets with epoxy coating is one regular shape of Rare earth magnets and permanent magnets.
It is always manufactured via Wire-Cutting and grinding etc .Arc magnets have the following important factors such as ,Out diameter,Inner diameter,Thicknes,Round Edge etc.
Our factory produce and manufacture magnets according to customer's design on shape, dimension, grades, coatings etc.
To offer you our Arc magnets price,please offer the following details :
Magnets grade :from N35 To N52 ,from N Series to UH Series.
Magnets size : Outer Diameter,Inner Diameter,Thickness
Magnetism direction :which direction to oriented The north pole and south pole
Magnets coating :Nickel ,Zn,Black Epoxy,Ag,Au Etc.
Quantities: More mass order quantities. More Lower the prices. Original factory .
several segments can make up of a circle around rotors, epoxy coating have good water-proof property.
arc Sintered NdFeB magnets
| Available 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 | |||||
Manufacturing Process:
Manufacturing Equipment:
Various Shapes for choice:
Property of magnet for choice:
