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China Suppliers - High Conductivity Oxygen-Free Tellurium Copper from Reliable Factory
Core of Technological Breakthrough
In response to the demands of such manufacturers, Sichuan Kepai innovated the production process and developed an oxygen-free high-conductivity tellurium copper with completely independent intellectual property rights, which has extremely low oxygen content, extremely high conductivity, easy machinability, and excellent resistance to fusion welding.
Oxygen content ≤ 5ppm
Up to TU00/C10100 oxygen-free copper standard
Conductivity ≥ 95% IACS
More than 20% higher than traditional copper tellurium
Cutting Index > 90%
Significantly increased machining speed and accuracy
Product Advantage Matrix
OFT series oxygen-free and high-conductivity tellurium copper perfectly balances four core properties:
Conductive
The conductivity exceeds 97% IACS (Kopai OFT-1) and reaches the oxygen-free copper level.
Processing
Maintain the excellent machinability of tellurium copper, and increase processing efficiency by 40%.
Stable Quality
The whole production process can be traced and strictly controlled, and the performance of the finished product is stable.
Cost Opt.
25% reduction in overall cost compared with oxygen-free copper materials.
Application Value Map
The material excels in key areas:
New Energy Field
The conductivity efficiency of battery pole connectors is increased by 22%.
Power Equipment
DC relay contacts withstand more than 30 times operation without sticking.
Precision Machining
The qualified rate of plasma nozzle processing is increased to 99.3%.
Kepai Intelligent Manufacturing System
As a national high-tech enterprise, we have built a full chain guarantee from R&D to mass production:
- √ 5000㎡ special copper alloy R&D base
- √ R&D and production team led by industry veterans
- √ Obtained more than 23 core patents (including 8 invention patents)
- √ Passed IATF16949 automotive-grade quality system certification
- √ The whole process can be traced and the quality is strictly controlled
Customised Solutions Available:
OFT-1: Conductivity ≥ 97% IACS
OFT-2: Conductivity ≥ 95% IACS
OFT-3: Conductivity ≥ 93% IACS
Frequently Asked Questions
What is Kepai's oxygen-free high-conductivity tellurium copper? ▼
It is an innovatively developed copper alloy with independent intellectual property rights. It features extremely low oxygen content (≤5ppm), extremely high conductivity (≥95% IACS), easy machinability, and excellent resistance to fusion welding.
How does the OFT series improve electrical conductivity? ▼
The OFT series achieves a conductivity exceeding 97% IACS (for OFT-1), which is more than 20% higher than traditional tellurium copper, reaching the standard level of oxygen-free copper.
What advantages does this material bring to precision machining and processing? ▼
It maintains the excellent machinability of tellurium copper, increasing cutting performance index to more than 90% and boosting overall processing efficiency by 40%. It also raises the qualified rate of plasma nozzle processing to 99.3%.
What are the application values of this material in the new energy and power sectors? ▼
In the new energy field, it increases battery pole connector conductivity efficiency by 22%. In power equipment, it allows DC relay contacts to operate more than 30 times without sticking.
What manufacturing standards and certifications does Sichuan Kepai hold? ▼
As a national high-tech enterprise, Kepai operates a 5000㎡ special copper alloy R&D base, holds over 23 core patents (including 8 invention patents), and is certified under the IATF16949 automotive-grade quality system.
What specifications are available for the OFT series? ▼
The OFT series is available in three customized solutions: OFT-1 (Conductivity ≥97% IACS), OFT-2 (Conductivity ≥95% IACS), and OFT-3 (Conductivity ≥93% IACS).