On April 23, China's leading lithium battery copper foil manufacturer TGTB Copper Foil Technology Co., Ltd. has independently developed the ultra low profile copper foil and the thinnest 4.5 micron lithium battery copper.
Oriented and driven by market demand, it is the direction of product development of TGTB Copper Foil Technology Company.
In the era of the 5G communications market, it is rapidly advancing to the high-frequency high-speed substrate market, while actively exploring the market strategy of the international market. TGTB Copper Foil Co., Ltd. began planning to develop ultra-low-profile precision copper foil, one of the most ideal materials for 5G communications, and the thinnest lithium battery copper foil on the market at present: 4.5 micron thick lithium battery copper foil.
In October 2018, the company successfully produced the first batch of ultra-low profile copper foil and the thinnest lithium battery copper foil: 4.5 micron lithium battery copper foil, and sent to customers for process verification, after 6 months of production The adjustment and improvement of parameters have finally been evaluated and released by customers, and the production process parameters have been standardized.