Oak-Mitsui

Mitsui Kinzoku Corporate Group
A division of Mitsui Kinzoku
www.oakmitsui.com

Copper Foil

OAK-MITSUI
Copper Foil
www.oakmitsui.com

TLB-SS

TLB-SS is a foil designed for lithium-ion battery and other applications. TLB-SS has a copper roughening treatment on the drum shiny side of the foil to enhance adhesion. TLB-SS meets all IPC-4562 copper foil requirements. Performance benefits include:

•Roughened surfaces on both sides for improved coating reliability and enhanced adhesion.
•Copper electro-deposition assures very high purity foils.
•Unique anti-tarnish coating, designed specifically for lithium-ion battery applications.
•Available in widths up to 53 inches (1346 mm).

TLB-SS Product Data Sheet (Std) (pdf) Opens in new window


Typical Matte and Drum Side Images:

0

Drum Shiny Side (Treated) 10µ TLB-SS

Matte Side 10µ TLB-SS

0

Drum Shiny Side (Treated) 10µ TLB-SS (2500x)

Matte Side 10µ TLB-SS (2500x)

Typical Foil Properties:

Nominal Thickness*

microns

10µ

12µ

18µ

Ambient Tensile

Kpsi
kg/mm2

62.5
43.9

65
45.7

60
42.2

Ambient Elongation

%E

4

7

10

Roughness -Ra
Drum Side

µinch
µm

14
0.36

14
0.36

14
0.36

Roughness -Rz
Drum Side

µinch
µm

100
2.54

100
2.54

100
2.54

Roughness -Ra
Matte Side

µinch
µm

18
0.46

20
0.51

23
0.58

Roughness -Rz
Matte Side

µinch
µm

115
2.92

120
3.05

145
3.68

*Note: Nominal thickness is determined by area weight. Actual measured thickness may be slightly higher due to matte side topography.

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