Samarium Cobalt, is a rare earth magnet, is made of samarium, cobalt and other rare earth materials by the ratio, the composition of this alloy is 35% Samarium, 60% cobalt with the balance being Fe & Cu. , By crushing, pressure type, after sintering made of a magnetic tool material. SmCo magnet is the second strongest magnetic magnet, with a high energy product, very low temperature coefficient, the maximum operating temperature up to 350 ℃, negative temperature is not limited. At maximum operat