... :high speed stamping 4,automatic welding or riveting 1,Motor Core Lamination Stator & Rotor2,Material: Silicon steel , ... Motor Parts (including DC brushed motor commutator, BLDC motor commutator, AC series motor commutator, FHP motor commutator, PSC motor commutator, shaded pole motor ... for AC and DC series excitation motors and hand tool motorsIron cores for stepping motors and servomotorsIron cores ...