0.2/0.27/0.35 CRGO Cold Rolled Oriented Silicon Steel Electrical Steel Coil/Sheet for Transformer. Exclusive WISCO Partner: Exclusive user of WISCO CRGO silicon steel mother coils ensuring premium raw material quality. Customized Thickness Options: Available thicknesses include 0.30mm, 0.27mm, 0.23mm, and 0.20mm to meet specific needs. Data Center Transformer Expertise: Specialized in manufacturing iron cores specifically designed for data center transformers. 24/7 Technical Support: Round-the-clock hotline support with remote diagnosis and on-site assistance available. ISO Certified Quality: Certified under ISO9001:2015, ISO14001, and ISO45001:2018 standards for quality management. OEM Manufacturing Support: Full OEM services available based on customer drawings for transformer cores and laminations. High Production Capacity: Monthly transformer core production capacity exceeds 5,000 tons with 10 advanced production lines.