Triple phase transformer core
silicon steel lamination
EI Core High-speed Punch Lamination
Mono-phase transformer core
Electromagnetic Silicon Steel El Core
Jiangsu Zhongtongweiye Special Steel Co., Ltd. is one of the leading manufacturers and suppliers of ei core high-speed punch lamination in China, also supports customized service with low price. Welcome to buy discount ei core high-speed punch lamination for sale here from our factory. If you have any enquiry about pricelist, please feel free to email us.
The EI Core High Speed Punch Lamination is a premium-grade kremičitá oceľ lamination set, precisely stamped using high-speed punching technology.
Zhongtongweiye Special Steel is a manufacturer who produce single phase / three phase lamination: EI, UI, 3PEI.etc. The thickness can be from 0.23-0.5mm,CRNGO and CRGO from famous steel factory.
EI Core high-speed punch Lamination Scope:Power Transformer, Ballast ResistorUPS, Phone Charger
High-Speed Precision Punching
Using high-speed progressive dies, EI laminations are stamped with superior edge finish and tight tolerances.
Nízka strata v jadre Kremíková oceľ
Manufactured from cold-rolled grain-oriented (CRGO) or non-grain-oriented (CRNGO) kremičitá oceľ
Optimized Lamination Stack
Carefully aligned E and I pieces reduce air gaps, minimizing magnetic resistance.
Anti-Vibration & Noise Reduction
High flatness and even stacking reduce mechanical hum in transformer operation.
Custom Hole Patterns & Coatings
Optional surface insulation coatings, mounting holes, and notching available upon request.

| SIZE | EI-35 to EI-360
3PEI-17.5-3PEI-100 |
| THCIKNESS | 0.23-0.35MM (CRGO)
0.35-0.5MM (CRNGO) |
| MATERIAL | M3, M4, M5, M6 (CRGO)
35W250, 35W300, 35W400 (0.35MM) 50W250, 50W310, 50W400, 50W470, 50W600, 50W800 (0.5MM) |
| FREQUENCY | 50HZ-60HZ |
| COATING | T2 Inorganic ( CRGO )
T4 Semi-organic (CRNGO) |
| PROCESS TECHNOLOGY | ANNEALLING & WITHOUT ANNEALLING |
| APPLICATION | CONTROL TRANSFORMER, AUTO TRANSFORMER, ISOLATION TRANSFORMER,
POWER TRANSFORMER; BALLAST, REACTOR,INDUCTOR,INVERTER POWER, VOLTAGE STABILIZERS.etc. |
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