Premium B20r070 Cold Rolled CRGO Silicon Steel Coil for Eco-Friendly Power. Premium Raw Materials: Sourced exclusively from industry giants Baosteel and WISCO for superior quality. Energy Saving Efficiency: Reduces Joule loss and enhances operational efficiency with high permeability. Wide Grade Selection: Offers extensive grades including B20R070, B30P120, and 27QG120 for diverse needs. Advanced Manufacturing: Utilizes German slitted cutting systems and Georg 800 cross-cutting E-stack machines. 30+ Years Experience: Pioneers in CRGO silicon steel in China since 1988 with over 100k tons annual capacity. Strict Quality Control: Adheres to ISO9001:2015 with 100% inspection and rigorous pre-dispatch testing. Flexible Customization: Supports OEM/ODM, customization from samples/designs, and minor adjustments. Comprehensive Products: Supplies mother coils, slit coils, transformer core laminations, and OEM cores.