SKDS supplies high-end copper foil
based on foundation technique of ultra thin foil and coating.
Copper foil is used in various electronic equipment, and the core technology is to make the surface smooth and thin.
SKDS steadily enhance the competitiveness in the global market based on 60 years` of manufacturing experience and know-how.
Main Products
Copper foil for electric vehicle batteries(SR-PLSP)
High-elongation electrolyte copper foil
Applied to next-generation lithium-ion batteries for electric vehicles (Cylinder/square type)
Thickness: 6~12um
Ultra-low-illumination copper foil(BF-NN)
Low surface roughness
Stable peel strength (over 0.5N/mm) at roughness of below 0.9um (JIS standard)
Used for data sensor, etc. with low Insertion loss even at 77Ghz
Thickness: 9~70um
Ultra-thin foil
The 1.5um~5um thin product can be used for IC Packaging and HDI application.
Can be used for Modified Semi-Additive Process, applicable at Line Space of 30/30um and below.
Thickness: 1.5~5um
Technology Strength
Holding copper foil technology for 5G that can minimize signal loss
Copper foil for low signal loss that minimizes signal loss using the technology of forming less than 1.0um illumination (Based on Rz JIS); applied to network applications such as 5G
High-end copper foil for electric vehicle batteries with high strength/high elongation
Secured copper foil implementation technology for high-strength, high-elongation batteries and thin foil mass production that can satisfy the manufacturing methods and requirements of various battery customers
Holding the world`s leading thin foil manufacturing technology
Manufacturing less than 2um ultra-thin foils, having manufacturing methods suitable for making high-end PCB (Electronic circuit board) micro-circuit, highly sensitive and integrated, and multi-layered
Holding copper foil technology for the IC/USIM card
Providing copper foils suitable for IC cards and USIM cards using special surface treatment technology to prevent damage from external environment such as moisture, including copper foil manufacturing technology with high strength and high elongation
Product applications
For high-frequency circuits(Antenna, Etc.)
For IC and USIM cards
Flexible substrate(Smart phone, Etc.)
High-speed digital transmission& low loss (5G communication equipment,base station radar, Etc.)
Lithium-ion battery(for electric vehicles)
High-performance multi-layered board(Network board)
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