HiPerm LLC d/b/a Flux Steel Works — Integrated electrical steel campus
Louisville, Ohio, USASupply · 07/2026
FLUX STEEL WORKS
HIPERM LLC
Product Supply Material Mill Technology Research Team
Contact
Truck loading under the heavy bridge crane in the load-out bay
Load-out bayHeavy load cranes · rail + I-77
05 · Supply & services

Coils your line can run — full-width masters or slit to order.

One product, in the forms the industry actually buys: 1,230 mm master coils for processors, precision-slit coils for core lines, every coil scribed and certified.

Grade
Gauge
Typical service
18DR70
0.18 mm
Distribution transformers
20DR70 · 20DR75
0.20 mm
Power & distribution
23DR75 · 23DR80 · 23DR85
0.23 mm
Power & distribution
27DR90 · 27DR95 · 27DR100
0.27 mm
Power & distribution
15-series
0.15 mm
In development · advanced applications
Table 02 — grade ladder, all domain-refined Hi-B · DR = domain refined; trailing number is core loss ×100 (W/kg) at 1.7 T / 50 Hz · designations indicative, not final
Slitting
Slit-to-order widths from 1,230 mm masters, precision-trimmed edges — run your core line without a service center in between.
Testing
Per-coil certification from the on-site metallurgical lab: core loss and permeability, reported as-cut and fully annealed. Tested at 1.5 and 1.7 T, 50 and 60 Hz; other points on request.
Logistics
Eye-to-side or eye-to-sky packaging, Norfolk Southern rail loadout, and the I-77 truck corridor.
Terms
Multi-year offtake and annual allocations.
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≈ 1.11 W/kg ≈ 0.82 W/kg 46.7 GWh 34.5 GWh −26% LIFETIME CORE LOSS CONVENTIONAL CGO · 0.27 mm FLUX HI-B DR · 0.23 mm ≈120 t LPT CORE · 8,760 h/yr × 40 yr · SPECIFIC LOSS AT 1.7 T / 50 Hz
FIG. 09 — lifetime core loss · 40 yrCGO vs Hi-B DR · 1.7 T / 50 Hz
If you need electrical steel,
you should be talking to us.
Talk supply →
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Contact — supply · program · site

If you need electrical steel, you should be talking to us.

Phase 1 volume is committing under MOU now. Transformer manufacturers, core builders, processors, utilities, and program offices — write directly.

sales@fluxsteelworks.com → Suppliers & partners
FLUX STEEL WORKS

American electrical steel at the core of our grid.

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01 · Overview 02 · Product 03 · The mill 04 · Talent 05 · Supply 06 · The material 07 · Strategic 08 · The future Team Technology
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Louisville, Stark County, OhioUnited Statessales@fluxsteelworks.com
HiPerm LLC d/b/a Flux Steel Works · © 2026
Essential to the national defense · Presidential Determination, April 2026
Flux Steel Works — integrated electrical steel campus · first coils 2028
Need electrical steel? Write us → sales@fluxsteelworks.com