Year: 2020

Vacuum Etching Technology: An Improved Etching Technique for Ultra-Fine Structures. The etching process is a basic production step of PCB manufacturing. First, the resist is used to cover the wires and component pins that need to be retained on the copper-clad board, and the copper that is not covered by the resist and does not …

ecently, Dow Automotive Systems Division announced a cooperation agreement with Changan Automobile. Changan’s newly designed mini trucks and minibuses will use Dow’s BETAMATE 1620 structural adhesive. Dow’s innovative BETAMATE technology and on-site technical support and development of professional services not only meet the design needs of Changan, but also help it improve the strength and …

The development of the new situation requires us to learn more and pay attention to the PCB industry in Southeast Asia. Southeast Asia is a new region name that only appeared in the late World War II. It has 11 countries: Vietnam, Laos, Cambodia, Thailand, Myanmar, Malaysia, Singapore, Indonesia, Brunei, Philippines, Timor-Leste, with an area …

The new copper foil production capacity has not come out, and the supply pattern of lithium battery copper foil and conventional electrolytic copper foil is stable. The market tension is expected to continue into 2018 or even longer. The new energy industry revealed two news of the 2017 subsidy adjustment plan and power battery specifications. …

Electrolytic copper foil: before July, the price of raw copper was about 38,000 yuan / ton, the processing cost of electrolytic copper foil was about 22,000 yuan / ton, and the overall price was 60,000 yuan / ton; raw copper prices fluctuated little in August-October, and supply was tight to drive processing fees All the …