Current Transformer Silicon Steel Sheet CT Core Material Toroidal Transformer Iron Core. High Saturation Magnetic Induction: Silicon steel core offers up to 20,000 gauss saturation magnetic induction strength. Customizable Core Dimensions: Silicon steel core size (d * D * B) can be customized to specific requirements. Advanced Anti-Rust Technology: New antirust technology based on passivation forms a dense, non-dilutable metal film. ISO9001 Quality Management: All production processes strictly follow ISO9001 standards with regular inspections. OEM/ODM/OPM Services: R&D department with 10+ years experience offers full customization and design services. Comprehensive Quality Testing: Includes performance tests during production and comprehensive tests upon completion. Wide Application Range: Suitable for power transformers, current transformers, motors, reactors, and relays. Low Cost and Mass Production: Inexpensive material with excellent magnetoelectric properties suitable for mass production.