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One of Hottest for Silver Backed Copper Foil - Shielded ED copper foils – CIVEN

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It can be a great way to enhance our solutions and service. Our mission would be to build inventive products to consumers with a superior working experience for Tinned Copper Strip, Nickel Plated Copper Strip, Copper Foil Sheet, With the eternal goal of "continuous quality improvement, customer satisfaction", we are sure that our product quality is stable and reliable and our products are best-selling at home and abroad.
One of Hottest for Silver Backed Copper Foil - Shielded ED copper foils – CIVEN Detail:

Product Introduction

The electrolytic copper foil for shielding produced by CIVEN METAL can effectively shield electromagnetic signals and microwave interference because of the high purity of copper. The electrolytic production process makes the width of material wider than 1.2 meters(48 inches), which allows for flexible applications in a wide range of fields. The copper foil itself has a very flat shape and can be perfectly molded to other materials. The copper foil is also resistant to high temperature oxidation and corrosion, allowing it to be used in harsh environments or in products where material life is critical.

Specifications

CIVEN can provide 1/4oz-3oz (nominal thickness 9μm -105μm) shielding electrolytic copper foil with a maximum width of 1290mm, or various specifications of shielding electrolytic copper foil with a thickness of 9μm -105μm according to customer requirements with product quality meeting the requirements of IPC-4562 standard II and III.

Performance

It has good moisture resistance, chemical resistance, thermal conductivity and UV resistance, and is suitable for preventing interference with static electricity and electromagnetic waves.

Applications

Mainly used: transformers, cables, cell phones, computers, medical, aerospace, military and other electronic products shielding.

Performance(GB/T5230-2000、IPC-4562-2000)

Classification

Unit

9μm

12μm

18μm

35μm

50μm

70μm

105μm

Cu Content

%

≥99.8

Area Weigth

g/m2

80±3

107±3

153±5

283±7

440±8

585±10

875±15

Tensile Strength

R.T.(23℃)

Kg/mm2

≥28

H.T.(180℃)

≥15

≥18

≥20

Elongation

R.T.(23℃)

%

≥5.0

≥6.0

≥10

H.T.(180℃)

≥6.0

≥8.0

Roughness

Shiny(Ra)

μm

≤0.43

Matte(Rz)

≤3.5

Peel Strength

R.T.(23℃)

Kg/cm

≥0.77

≥0.8

≥0.9

≥1.0

≥1.0

≥1.5

≥2.0

Degraded rate of HCΦ(18%-1hr/25℃)

%

≤7.0

Change of color(E-1.0hr/200℃)

%

Good

Solder Floating 290℃

Sec.

≥20

Appearance(Spot and copper powder)

—-

None

Pinhole

EA

Zero

Size Tolerance

Width

0~2mm

0~2mm

Length

—-

—-

Core

Mm/inch

Inside Diameter 76mm/3 inch

Note: 1. The Rz value of copper foil gross surface is the test stable value, not a guaranteed value.

2. Peel strength is the standard FR-4 board test value (5 sheets of 7628PP).

3. Quality assurance period is 90 days from the date of receipt.


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One of Hottest for Silver Backed Copper Foil - Shielded ED copper foils – CIVEN detail pictures


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We thinks what buyers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better high-quality, reduced processing costs, charges are more reasonable, won the new and outdated consumers the support and affirmation for One of Hottest for Silver Backed Copper Foil - Shielded ED copper foils – CIVEN , The product will supply to all over the world, such as: Kazakhstan, Borussia Dortmund, Madras, Our company always concentrate on the development of the international market. We have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.
  • This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Lillian from kazan - 2018.09.23 17:37
    Speaking of this cooperation with the Chinese manufacturer, I just want to say"well dodne", we are very satisfied.
    5 Stars By Meredith from Canada - 2017.05.02 11:33
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