99.9% Oxygen Free Copper Sheets
Henan Gnee New Material Co., Ltd. is one of the most professional manufacturers and suppliers of 99.9% oxygen free copper sheets in China, specialized in providing high quality copper products with competitive price. Welcome to buy discount 99.9% oxygen free copper sheets for sale here from our factory. Customized orders are welcome.
99.9% Oxygen Free Copper Sheet Copper sheet has good electrical and thermal conductivity, as well as high strength and good processing performance, which can meet a variety of complex processing and molding needs. Oxygen-free copper sheet is widely used in the electronics industry, such as made into oxygen-free copper sheet, oxygen-free copper strip, oxygen-free copper wire and other copper materials, which are used in the manufacture of high-precision and high-reliability electronic components, such as resistors, capacitors and integrated circuits.
High level of oxygen-free copper sheet production technology

Chemical Composition of 99.9% Oxygen-Free Copper Grades
| Grade | Chemical Composition (Approximate) |
|---|---|
| TU0 | Cu: 99.99% Ag: 0.0025% Other impurities (total): Below 0.01% |
| TU1 | Cu: 99.97% Oxygen: Below 0.003% Other impurities (total): Below 0.03% |
| TU2 | Cu: 99.9% Oxygen: Below specified limit Other impurities (total): Below specified limit |
In addition, 99.9% pure copper sheet is also used in the field of refrigeration and heat dissipation due to its excellent thermal conductivity, such as the manufacture of cooling pipelines and radiators. Meanwhile, due to its good corrosion resistance, it is also often used in the chemical industry and other fields.
Packaging of pure copper sheets

Highly reliable team supplying industrial copper sheets

We have more than 100 sets of various testing instruments, the main equipment includes American non-destructive testing system, spectral analyzer, carbon and sulfur tester, universal testing machine, ultrasonic testing system, fatigue testing machine and so on.
With more than 10 years of export experience, our products are exported to USA, UK, Germany, France, Brazil, Japan, Korea, India, Vietnam, Australia, Philippines, Zambia, Indonesia and other countries.
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