I-L Series 2:17 imagnethi ye-samarium cobalt isetyenziswa kakhulu kwinqwelomoya, eMarine, ezonyango, ezeemoto kunye namanye amashishini ngenxa yobushushu obuphantsi bemagnethi.I-Br kunye ne-BH (Max) ye-L Series itshintsha kancinci ngokunyuka kobushushu.Okwangoku, sinokuvelisa iimagnethi ze-L22 kwimveliso ezinzileyo kunye nenkulu nge-Br≥9.5kGs, α(20-60℃) ngaphakathi kwe-100ppm.