... steel product: 1. Used for Automobile Igniter. 2. Can make according to clients' requirements. silicon steel product:1) Materials (silicon steel sheet): a) Bao steel ... , 50WW600, 50WW470, 350WW360, 350WW310d) An steel: 50AW1300, 50AW1000, 50AW800, 50AW600, 50AW470e) Imported silicon steel coil stocks Magnetic Core for automobile igniter (silicon steel product)