China 300mm x 9μm Lithium Battery Copper Foil for Anode Substrate | 385N/mm² Tensile Strength & 0.155 ohm-gram/m² Conductivity for sale
China 300mm x 9μm Lithium Battery Copper Foil for Anode Substrate | 385N/mm² Tensile Strength & 0.155 ohm-gram/m² Conductivity for sale

300mm x 9μm Lithium Battery Copper Foil for Anode Substrate | 385N/mm² Tensile Strength & 0.155 ohm-gram/m² Conductivity

Premium 9μm copper foil for lithium battery anode substrates featuring 300mm width, 385N/mm² tensile strength, and 0.155 ohm-gram/m² conductivity. Double-sided polished surface with >99.8% purity ensures reliable performance in high-energy density battery applications.

Place of Origin Shen Zhen
Polish two side polished
Packaging Details Standard export packing
Purity >99.8%
Conductivity 0.155ohm-gram/m2
Weight per unit area 85.5g/m2
Product Description
300mm Lithium Battery Copper Foil Overview

Premium 9μm copper foil specifically engineered for lithium-ion battery anode substrates, offering exceptional conductivity and mechanical strength for high-performance energy storage applications.

Key Technical Specifications
Parameter Specification
Product Type Copper Foil
Surface Polish Two Sides Polished
Thickness 9μm
Width 300mm
Roll Weight 2kg/roll
Material Purity >99.8%
Electrical Conductivity 0.155 ohm-gram/m²
Weight per Unit Area 85.5g/m²
Tensile Strength 385N/mm²
Surface Roughness (Ra) 0.25 for smooth side
Performance Advantages
  • Superior electrical conductivity for efficient current collection
  • High tensile strength (385N/mm²) ensures structural integrity
  • Ultra-thin 9μm profile maximizes energy density
  • Double-sided polishing for uniform surface characteristics
  • Exceptional material purity (>99.8%) for reliable performance
  • Optimized 300mm width for standard manufacturing processes
Application Benefits

This specialized copper foil delivers consistent performance as an anode current collector in lithium-ion batteries, providing excellent adhesion with active materials while maintaining dimensional stability throughout the battery lifecycle.

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