... cu-ni/aluminium/co 3high-intrinsic coercive force Neodymium electric magnet Products performance:1grade form N35 to N522 high ... automatic electric screwdriver,micro-motor,model motor,brushless motor,auto motor, wind turbines, medical equipment, electronic products,vibration motor,rotor motorProducts performance:N53N, ... N33AH,N30AH Working temperature : 230 degree ndfeb neodymium electric magnet (276)