Block Core Manufacturing Services | CRGO Transformer Cores
Specialising in precision manufacturing of block-type transformer cores using CRGO (Cold-Rolled Grain-Oriented) silicon steel. Our processes ensure optimal magnetic circuit performance in block core designs for both power and distribution transformers.

Block Core Material Processing​
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• Block transformer core lamination processing: 0.23mm - 0.35mm
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• Precision cutting for block core assemblies
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• Optimised corner cutting for block core joints
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• Block core dimensional specifications
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• Single-phase and three-phase block core preparations
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Block Core Manufacturing Parameters
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• Block core joint angle precision: ±0.5°
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• Core leg length tolerance: ±0.1mm
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• Yoke dimension accuracy for block assembly
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• Window dimension precision for block cores
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• Optimised cutting patterns for block core efficiency
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Bonded Stack Block Core Assembly
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Block Core Stack Assembly
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• Block core stack heights: 20mm - 500mm
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• Precision alignment for block core assembly
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• Block core joint bonding techniques
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• Stack compression for block core stability
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• Multi-stage block core assembly process
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Block Core Performance Parameters
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• Magnetic flux path optimisation for block cores
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• Joint overlap specifications for block assembly
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• Core loss verification for block design
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• Stacking factor optimisation for block cores
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• Block core noise reduction measures
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Block Core Applications
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• Single-phase block transformer cores
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• Three-phase block core assemblies
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• Custom block core configurations
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• High-efficiency block core designs
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• Distribution transformer block cores
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• Power transformer block core assemblies
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Block Core Production Capabilities
Our manufacturing facility specialises in both prototype and mass production of block-type transformer cores. We maintain precise dimensional control and consistent magnetic properties across all production volumes, ensuring reliable performance in transformer applications.