Electric & Hybrid Motors

Arnold’s precision rolled thin and ultra-thin Grain-Oriented (GOES) and Non-Grain Oriented (NGOES) Silicon Steels help customers achieve efficiency gains of their motor and transformer designs. Our materials, when optimally applied, offer more efficient use of electrical steel, resulting in higher power density and energy savings.


Arnon™ Non-Grain Oriented Silicon Steel

Widths: 17.5″ (444.5mm) to 0.20″ (5.08mm)
Gauges: 0.007″ (0.178mm) and 0.005″ (0.127mm)

Grain Oriented Silicon Steel

Widths: 17.5″ (444.5mm) to 0.20″ (5.08mm)
Gauges: 0.006″ (0.15mm) to 0.001″ (0.025mm)


  • Higher frequency motors and generators
  • Transformers, chokes and inductors

Our silicon steel materials meet IEC 60404-8-8.

Contact PTM to explore how using our thin and ultra-thin silicon steels can boost the performance of your motor or transformer design.