Product Name customized silicon steel stator and rotor laminated core for high and medium voltage wind generator Material cold rolled non-oriented silicon steel Supplier WISCO, BAO STEEL ,SHOUGANG GROUP,TISCO Process Heat treatment, Annealing and Turning Surface Standard DIN GB ISO JIS Range Φ 100mm -- Φ 590mm Stacked length Max 1100mm Service OEM&ODM Packing PP + Solid Sea-worthy Carton with special process of antirust Delivery Time 10 Days if existing compound tools are available/50 Days if we need to making tools