Samarium cobalt magnets, also known as samarium cobalt magnets, samarium cobalt permanent magnets and the like. Maximum working temperature up to 350 degrees, negative temperature limitation, their anti-corrosion ability, its surface generally does not require plating..Samarium cobalt magnet surface can be galvanized (silver and white), nickel (beige), gold (yellow), black epoxy coating (black). Widely used in motors, instrumentation, sensors, detectors, engine, radar and other fields.