

B35A440 is a high-performance electrical steel designed for efficiency in electromagnetic devices like motors and transformers. With a thickness of 0.35mm, it features low energy loss and strong magnetic properties, ensuring effective power transmission while minimizing wasted heat. Its surface is optimized for easy manufacturing, including smooth punching and secure insulation coating adhesion, making it both cost-effective and reliable for industrial and energy-saving applications.
Specification Parameters
| Standard of electromagnetic properties | ||||||
| Grade | Thickness (mm) | Max.Core loss P55 (W/kg) | Min.Magnetic Polarization J5000 (T) | Min.Stacking Factor | Min.Number of Bends | Conventional Density(kg/dm³) |
| B35A440 | 0.35 | 3.4 | 1.67 | 0.95 | 3 | 7.7 |
| Typical electromagnetic properties | ||||||||||
| Grade | Thickness(mm) | Conventional Density (kg/dm²) | Specific Total Loss(W/kg) | Magnetic Polarization(T) | ||||||
| P1.0/5 | P1.50 | P10/50 | P | J1000 | J2500 | J5000 | J100 | |||
| B35A440 | 0.35 | 7.7 | 1.35 | 3 | 1.66 | 3.69 | 1.53 | 1.62 | 1.7 | 1.82 |
| Typical mechanical properties | |||||||||||
| Grade | Thickness(mm) | YieldStrength(MPa) | Tensile Strength(MPa) | Elongation(%) | Hardness | Number of Bends | Stacking Factor | ||||
| L | C | L | C | L | C | HV1 | L | C | |||
| B35A440 | 0.35 | 294 | 304 | 446 | 457 | 31 | 32 | 166 | ≥20 | ≥20 | 0.985 |