Short answer: Soft magnetic materials magnetise and demagnetise easily (low coercivity), making them the active core of transformers, motors, inductors and sensors; selection balances permeability, core loss and cost across silicon steel, permalloy, Fe-Co and amorphous alloys.
At a Glance
What Makes a Material ‘Soft’
Low coercivity and high permeability let the magnetisation follow the AC field with little loss — contrast with Metal Magnetism Guide (which covers hard magnets too). Grain orientation matters: Silicon Steel Guide и Grain Structure Metals explain why GO steel beats NO steel in transformers; relate to Electrical Steel Supplier.
Choosing the Alloy
Grain-oriented silicon steel for transformers, non-oriented for motors, permalloy for sensitive sensors, Fe-Co for high flux density rotors, amorphous for ultra-low-loss efficiency. Pair with Metal Electrical Conductivity Guide и Metal Thermal Conductivity Guide for total design; laminations reduce eddy loss (see Anodizing Vs Powder Coating insulation).
Processing, QA & Supply
Stamp thin laminations (Metal Stamping Supplier), anneal to optimise grain (Annealing Vs Normalizing, Metal Recrystallization Temperature Guide), and verify with Metal Ndt Guide и Mill Test Certificate Guide. HXSCO supplies electrical steels with documented magnetic properties.
Get a Quote
Tell HXSCO your requirements and we will respond with a competitive quote and lead time.
Часто задаваемые вопросы
Materials that magnetise and demagnetise easily (low coercivity), used as cores in transformers, motors and sensors.
Soft magnets switch easily with low loss; hard (permanent) magnets retain magnetisation.
Grain-oriented silicon steel — its oriented grains give the lowest core loss along the flux direction.
High-permeability nickel-iron alloys for sensors, shields and low-level signal transformers.
HXSCO supplies grain- and non-oriented silicon steel with documented magnetic properties.
Source Electrical Steel from HXSCO
HXSCO supplies grain- and non-oriented silicon steel and soft magnetic strip with documented core-loss properties. Send your grade and quantity for a quote.