C44300 ultra thin copper foil

C44300 copper foil is a kind of copper alloy foil with high electrical conductivity and good mechanical properties, commonly used in electronic circuit boards and electromagnetic shielding and other fields.

Good mechanical properties

Corrosion resistance

High electrical conductivity

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Introduction

C44300 ultra thin copper foil

C44300 copper foil is a high-performance copper alloy foil, the main components of which include copper, tin and zinc, with excellent electrical conductivity and good mechanical properties. This copper foil is widely used in the electronics industry, especially in printed circuit boards (PCBs) and electromagnetic shielding materials, to provide stable electrical performance and reliable physical properties.

In addition, C44300 copper foil has excellent corrosion resistance and solderability, and is able to maintain good performance under a wide range of environmental conditions. Its thin, uniform thickness allows it to perform well in precision electronic equipment, effectively reducing signal transmission loss and improving circuit reliability and efficiency.

parameter

Physical Properties

Melting Point – Liquidus°F	1720
Melting Point – Solidus°F	1650
Densitylb/cu in. at 68°F	0.308
Specific Gravity	8.53
Electrical Conductivity% IACS at 68°F	25
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F	64
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F)	11.2
Specific Heat CapacityBtu/ lb /°F at 68°F	0.09
Modulus of Elasticity in Tensionksi	16000
Modulus of Rigidityksi	6000

Our case presentation

Applications for C44300 ultra thin copper foil

Printed Circuit Board (PCB)

C44300 copper foil is one of the most important materials used to make printed circuit boards. Due to its high conductivity and good mechanical properties, it ensures the stability and reliability of circuit boards in high frequency and high power applications. It is commonly used in computer motherboards, cell phone circuit boards and other electronic devices.

Electromagnetic Shielding

Electromagnetic interference is a common problem in electronic equipment.C44300 copper foil is widely used in the manufacture of electromagnetic shielding materials due to its good conductivity and shielding properties, effectively preventing electromagnetic interference and improving the performance and stability of equipment.

Flexible Printed Circuit Board (FPC)

Flexible circuit boards require materials with good flexibility and conductivity. c44300 copper foil not only meets these requirements, but also maintains good electrical properties when bending and folding, and is suitable for use in portable electronic devices, medical equipment and automotive electronics.

Thermal Management

High-performance electronic equipment generates a lot of heat during operation, and effective heat dissipation management is crucial. C44300 copper foil has good thermal conductivity and can be used as a heat sink or heat dissipation substrate to help electronic equipment dissipate heat efficiently and extend its service life.

Strength

Company Strength

Our Team

Gnee steel group is a professional one-stop supply chain company for steel products in China. The copper technology has reached the world average technology level and has been approved by dozens of project companies to be the star company in Asia.

GNEE founded in 2008, with 5 million RMB registered capital, Gnee has made impressive progress and development in steel market with Gnee People more than 10 years hard fighting. At present, the total investment amount reaches 30 million RMB, workshop area more than 35000㎡, with over 200 employees. Gnee is becoming the most professional international steel supply chain company in China central plains with explicit strategic framework, integrated governance structure, firm management foundation, abundant fund and human power.

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FAQ

What problems do you often encounter ?

What Are Your Company’s Main Products?

Our main products are copper plate/sheet, coil, round/square pipe, bar, etc.

How Do You Control Quality?

Mill Test Certification is supplied with shipment, Third Party Inspection is available. and we also get ISO,SGS,Alibaba Verified.

What Are The Advantages Of Your Company?

We have many professionals, technical personnel, more competitive prices and best after-dales service than other copper companies.