... designs. We offer specific motor design for every customer.Model No.FK-180PH-3344Rated voltage9.6VDCNo LoadSpeed(r/min) ... Structure of Chengfang Motors2-pole statorSr ferrite permanent magnet3, 5, 7, 8, 9, 12, 16 slots armatureSilicon-steel lamination with ... design180oC (class H), 200oC (class C) magnet wire-40oC ~ 220oC bearing lubricantNeodymium magnets model airplane motors FK-180PH,toy plane motor ...