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Silicon steel lamination
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Product Attributes:
Oriented Silicon Steel
Non-oriented Silicon Steel
Type: Cold Stamping
Standard: GB
Technique: Cold Rolled
Processing Type: Shaping Metal
Material: Stainless Steel
Multistep Progressive Dies
Surface Processing: Electroplating
Fine Blanking: Double Acting
Process: Forming Process
Metal Stamping Parts
Tolerances: 0.01mm
Customized: Customized
Application: Power
Phase: Three
Core: Core-type Transformer
Certification: ISO9001-2000
Usage: Single-phase Transformer
Shape of Core: OD
Oil-immersed Type Transformer
Winding Type: Two-winding Transformer
Shape: EI Lamination
Frequency Characteristics: Power Frequency
Standard: AISI
Standard: ASTM
Standard: DIN
Standard: BS
Standard: JIS
Fine Blanking: Open
Application: Electronic
Application: Instrument
Application: Lighting
Application: Rectifier
Application: Audio
Phase: Single
Certification: ISO9001
Certification: CCC
Usage: Rectifier Transformer
Usage: Combined Transformer
Usage: Power Transformer
Usage: Distribution Transformer
Shape of Core: EI
Shape of Core: U
Cooling Method: Dry-type Transformer
Separated Winding Transformer
Satisfies 1 requirement
Premium Silicon Steel Lamination for Enhanced Energy Savings
US$2,500.00-2,800.00
1 Ton(MOQ)
Satisfies 1 requirement
Prime Quality of Non-Oriented Silicon Steel Transformer Laminations for Sale
US$1,000.00-1,500.00
1 Ton(MOQ)
Satisfies 1 requirement
Motor Accessories BLDC Stator Silicon Steel Sheet Silicon Steel Stamping Lamination BLDC Motor Core Lamination
US$0.99-1.99
1,000 pieces(MOQ)
Satisfies 1 requirement
Pump Motor Core Fixed Rotor Diameter 40-16omm Slot Stamped Silicon Steel Fixed Rotor Sheet Motor Core Lamination
US$0.99-1.99
1,000 pieces(MOQ)
Satisfies 1 requirement
26.5-24.71h Brushless DC Motor Core Stator Rotor Silicon Steel Lamination
US$0.99-1.99
1,000 Pieces(MOQ)
Satisfies 1 requirement
0.23mm Baosteel Iron Loss @0.85W/Kg Silicon Steel Transformer Core Lamination
US$2,300.00-2,400.00
1 Piece(MOQ)
Satisfies 1 requirement
Customized 0.27mm Thickness Cold Rolled Silicon Steel Transformer Core Lamination
US$1,650.00-1,800.00
1 Piece(MOQ)
Satisfies 1 requirement
Customized Oriented Silicon Steel High Strength Energy Saving Transformer Core Lamination
US$3,000.00-3,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Huage 0.27mm Electrical Silicon Steel Transformer Iron Core Lamination
US$1,650.00-1,800.00
1 Piece(MOQ)
Satisfies 1 requirement
High Accuracy Cut Laminations Silicon Steel for Transformers
US$2,300.00-2,400.00
1 Ton(MOQ)
Satisfies 1 requirement
Stacked Cut Lamination Silicon Steel Core for Distribution Transformer
US$1,000.00-70,000.00
1 Piece(MOQ)
Satisfies 1 requirement
OEM Customized Cut Lamination Silicon Steel Core for Transformer
US$1,900.00-2,000.00
1 Piece(MOQ)
Satisfies 1 requirement
Stator Core Assembly for Electric Vehicle Traction Motor Ei Silicon Steel Laminations
US$10.00
1 Piece(MOQ)
Satisfies 1 requirement
CRGO Ui Silicon Steel Lamination for Transformer Made in China
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
China Iron Sheets Reactor Silicon Steel Voltage Transformer Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Saturation Magnetic Flux Density Silicon Steel Lamination for Transformer Core
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Ei Series CRNGO Transformer Silicon Steel Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Centersky Ui Shape Stamping Electrical Silicon Steel Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Centersky 0.23mm Thickness Ui Silicon Electrical Steel Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Long Service Time Reactor Silicon Steel Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Popular Ei 114 Silicon Steel CRNGO&CRGO Ei Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Silicon Steel Lamination Stamping Ei Laminated Sheet for Transformer Iron Core
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Ei42 Power Electric AC Transformers for Appliances Products Ei-42 Silicon Steel Lamination with 0.45mm Gap
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Ei 41 Silicon Steel Sheet Transformer Parts Ei Iron Core Ei Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Ei 126 Ei Lamination Silicon Steel Plate for Transformers
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
0.5mm CRNGO Silicon Steel Lamination Core Ei Transformer Core Sheet
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Silicon Steel Sheet Transformer Core Single and Three Phase Ei Lamination
US$900.00-1,200.00
1 Ton(MOQ)
Satisfies 1 requirement
Silicon Steel Transformer Core Ei and Ui Lamination Sheet Non Oriented Electrical Steel Material
US$900.00-1,200.00
1 Ton(MOQ)
Sourcing guidance for Silicon Steel Lamination
How to choose the right grade of Silicon Steel Lamination for different applications?
Selecting the correct grade depends primarily on the operating frequency and efficiency requirements. For standard power transformers (50/60Hz), Grain-Oriented Silicon Steel (GOES) is preferred due to its superior magnetic properties in the rolling direction. For rotating machinery like motors and generators, Non-Oriented Silicon Steel (NOES) is essential as it provides uniform magnetic properties in all directions. Always verify the core loss (W/kg) and magnetic flux density (Tesla) specifications to ensure they meet your energy efficiency targets.
What technical specifications are critical for quality validation?
Buyers must prioritize thickness consistency, as even minor variations can lead to uneven stacking and increased noise. Common thicknesses range from 0.23mm to 0.50mm. Additionally, inspect the insulation coating (C5 or C6), which is vital for preventing eddy current losses and ensuring heat resistance. Ensure the burr height is kept below 0.02mm to prevent short circuits between layers, which can significantly degrade performance.
Which international compliance standards should be verified?
Ensure the material complies with IEC 60404-8-4 for non-oriented steel or IEC 60404-8-7 for grain-oriented steel. For the North American market, ASTM A677 or A876 standards are applicable. It is also crucial to confirm RoHS and REACH compliance to ensure the insulation coatings do not contain restricted hazardous substances, especially for consumer electronics applications.
How does the manufacturing process affect the performance of the laminations?
The stamping and annealing processes are critical. High-precision progressive dies ensure dimensional accuracy for high-volume production. If the steel is stressed during cutting, stress-relief annealing may be required to restore its magnetic properties. Ask your supplier if they provide laser cutting for small batches/prototypes or high-speed punching for mass production to balance cost and precision.
Cross-Border Procurement Considerations for Silicon Steel
What are the primary risks in international shipping for silicon steel?
The biggest risk is oxidation and physical deformation. Silicon steel is highly sensitive to moisture; therefore, ensure the supplier uses VCI (Volatile Corrosion Inhibitor) paper, vacuum sealing, and seaworthy wooden pallets. Since these are heavy industrial goods, specify reinforced bracing in containers to prevent shifting, which can damage the delicate edges of the laminations.
How can I ensure transaction security and quality alignment with Chinese suppliers?
Utilize the Secured Trading services on Made-in-China.com to protect your payments until the goods are verified. It is highly recommended to hire a third-party inspection agency (like SGS or Intertek) to perform a pre-shipment inspection. This inspection should focus on stacking factor tests, Epstein frame tests for core loss, and dimensional tolerance checks against your technical drawings.
What negotiation strategies work best for bulk silicon steel orders?
Since silicon steel is a commodity-linked product, prices fluctuate with raw material (iron ore and silicon) market rates. Negotiate a formula-based pricing model for long-term contracts. You can often secure a 5-10% discount by increasing the order volume to full container loads (FCL), which also reduces the risk of damage compared to Less than Container Load (LCL) shipping.
How do international trade policies and tariffs affect the total cost?
Silicon steel is often subject to Anti-Dumping Duties (ADD) or Safeguard measures in various regions (e.g., EU, USA, India). Before finalizing the purchase, check the HS Code (typically 7225 or 7226) against your country's latest tariff schedule. Request a Certificate of Origin from the supplier to potentially benefit from Free Trade Agreements (FTA) and reduce import duties.