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Silicon Steel EI Lamination

SXY Steel Group manufactures precision-stamped Cold Rolled Silicon Steel EI Laminations, specifically engineered for high-performance EI-180 electrical transformer cores, ballast units, and magnetic induction coils. We guarantee elite directional grain alignment, minimal core loss configurations, ultra-precise mechanical stamping dimensional tolerances, and high stacking factors under direct [2-Hour Rapid Quote] mill terms.

Struggling with slow supplier quotes while your critical electrical assembly deadline or major power utility bidding window shrinks? Eliminate interlaminar insulation failure risks and lock in your verified precision-stamped EI core testing logs immediately.

ASTM A876 / EN 10107 / JIS C2553 Cold Rolled Grain Oriented Transformer EI-180 Core Electrical Steel Sheets

PRODUCT DETAILS

Premium EI-180 Stamping Core Three-Standard Cross Matrix

American Standard (ASTM A876)European Standard (EN 10107)Japanese Standard (JIS C2553)Core Type / Lamination WidthMax Core Loss Baseline (50Hz / 1.7T)
ASTM 30H140EN M140-30SJIS 30H140EI-180 (0.30 mm Thickness)≤ 1.40 W/kg
ASTM 23H120EN M120-23SJIS 23H120EI-180 Premium (0.23 mm Thickness)≤ 1.20 W/kg
ASTM 23H110EN M110-23SJIS 23H110EI-180 High-Perm (0.23 mm Thickness)≤ 1.10 W/kg

Technical QA/QC Verification

Precision Burr Control & Stamping Limits: SXY Steel Group utilizes advanced high-speed automated stamping presses, strictly limiting lamination burrs to under 0.03mm. This guarantees maximum stack factors and prevents magnetic flux shorts across your transformer assembly.

100% Traceable Mill & Testing Certificates: Every batch is issued with full EN 10204 3.1 Mill Test Certificates (MTC) alongside precise dimensional audit metrics and insulation test logs. Third-party visual and structural verification by SGS, Bureau Veritas, or Intertek is fully accommodated.

Financial Security Guarantee: We eliminate cross-border capital exposure completely by backing volume industrial procurement agreements with 100% Irrevocable Letters of Credit (L/C) at sight.

Anti-Rust Packaging & Ocean Logistics

Vacuumed VCI Protection: Ready-stamped EI pieces are vacuum-sealed with heavy-duty anti-corrosion VCI sheets and industrial desiccant chambers to fully eliminate maritime moisture penetration, edge oxidation, or insulation degradation during shipment.

Heavy-Duty Seaworthy Pallet Architecture: Shipped in fortified export steel-banded crates: internal moisture wraps, reinforced corner protections, solid wooden block bases, and high-tensile strapping engineered to withstand severe container handling maneuvers.

Extended Port Demurrage Allocations: SXY Steel Group provisions 14 to 21 days of complimentary container demurrage at your destination port to ease local customs clearances and your inland logistics timelines.

 

Thickness0.35/0.5mm Thickness
Surface treatmentCoated
PackingRohs
Keywordiron cores for transformer
product nameEI 192 lamination silicon steel iron cores for transformer
StandardAISI, ASTM, GB, Other
Applicationtransformer core
MaterialCRGO
ShapeEI Lamination
Chemical CompositionSilicon Steel

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Packing and shipping

Our company has passed ISO9001 quality management system certification, Our Mill product with CE/EN10204 / ASTM/Classification society certificate/CASO/BIS etc certificate.All the customers give good appreciation to our products.We are glad to be your good partner.

 

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Application Areas

Steel is widely used in steel structure workshops, bridge frames, main structures of high-rise buildings, and infrastructure construction (such as highways, oil and gas pipelines). Its high strength properties ensure load-bearing stability and seismic performance. In ship manufacturing, steel is used to build hull structures, decks, and internal components. Hot-rolled coils rely on their load-bearing capacity to adapt to harsh environments. ‌

 

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Factory workshop

With a commitment to excellence, innovation, and sustainability, the company has established itself as a trusted partner in the international steel industry.After nearly two decades of relentless endeavour, our client base now spans over 110 countries and regions across Europe, the Middle East, South America, and Southeast Asia.

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Free Stamping Nesting Audit & Transformer Core Lamination Stacking Factor Optimization Analysis

Submitting custom technical configurations for EI-180 transformer cores, power ballast units, or specialized magnetic sheets? Upload your required sheet dimensional blueprints, target stacking weights, or complete engineering Bill of Materials (BOM) schematics below. The engineering team at SXY Steel Group will run a digital nesting and stacking efficiency model to minimize scrap overhead and optimize your final production margins.

Exclusive Lead Incentive: Provide your engineering layout parameters right now to immediately unlock our Global Silicon Steel Price Trend Report & Seasonal Ocean Freight Discount Matrix.

Request a Free Quote & Get Current Steel Price List Now

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