This sample is a neodymium circular magnet with a diameter of 12.5mm and a thickness of 3mm. The surface is treated with phosphating, and the color is shown in the main picture. Unlike ordinary circular strong magnets, the coating is usually not available in stock. It needs to be customized according to the size you need before phosphating treatment. This type of magnet has color resistance, wear resistance, and thermal stability, and the price is slightly higher than other coatings. It is mainly used in the automotive industry, electronic equipment Energy technology, etc.
If you want to learn more about the introduction of this coating, you can click on Neodymium Magnet Surface Phosphate Coated Treatment Introduction