Specifications
 Composite copper foil is a new-type of battery current collector, which has thinner copper film, overall lighter weight, and higher safety during penetration experiment compared to the conventional electrolytic copper foil.  
   

• Material: Vapor Deposited Copper, Purity≥ 99.8% (C101)
• Width:                                       180 or 280 mm
• Length:                                      50 m
• Thickness:                                 6.5 μm
• Peel strength:                            ≥0.5 Kgf/mm
• Tensile Strength:                       ≥ 40 MPa                       
• Elongation Rate:                       ≥10%
• Shiny Side Roughness (RA):    0.14 μm
• Shiny Side Roughness (RZ):    1.4 μm
• Rough Side Roughness (RA):  0.14 μm
• Rough Side Roughness (RZ):  1.4 μm 
• Sold in roll only and shipped in a vacuum bag
• Click the video below to see the battery anode coated by MTI's Film coater MSK-AFA-II-VC
  
  
  Product MSDS 
  
  

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