70um Electrolytic PCB Copper Foil 3 / 6 Inch Roll Internal Diameter

70um electrolytic ED Standard copper foil for Phenolic resin board

Standard specificaitons:

Thickness: 0.012-0.070 mm

Width: 5-1380mm

Length: 500-5000 M

Internal diameter: 3 inch,6 inch

Features:

. High peel strength and Good etch ability

. Excellent adhesion to etching resist

Application:

• S-THE ED Copper Foils can be used in the production of the different double face and multiayer printed circuit boards.

Compare between CA copper foil and ED copper foil

Width: rolling copper foil width ≤ 620mm, electrolytic copper foil width ≤ 1380mm

Package:wooden carton

FAQ:

Q1. Length per roll?

500-5000meter

Q2. what is the Internal diameter?

76/152/ custom

Typical properties of Standard copper foil for phenolic resin board and epoxy board.

1. Standard Width,1295(±1)mm,May according to the customer request tailor.

2. We test the peel strength with FR-4(Tg140) prepreg ,please reconfirm with your pp.

Jima Copper is a professional supplier of high-precision copper and copper alloy series of foil roll brand. Jima provided 4-800μm thick copper foil, Maximum width 1580 mm, Jima copper foil production capacity is sufficient, with complete varieties, excellent quality.

Jima specializes in the research, development, promotion and application of new technology of rolling copper foil, and it is equipped with a research center of rolling copper foil engineering technology. Jima copper can stably provide various specifications of high-precision flat foil (hard foil, soft foil, semi-hard foil, etc.) and surface treatment foil (red dumb copper foil, black dumb copper foil, high corrosion resistance rolled copper foil, etc.). The products are widely used in electromagnetic shielding, heat dissipation, graphene conductive film production, aerospace, flexible copper plate, lithium battery, 5G communications, LED, intelligent vehicles, drones, wearable electronics and other fields, which is highly recognized and praised by customers. And it is exported to Korea, Japan, Germany, the United States, Russia, India and other countries.