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Copper turnings
Turnings generated when copper is processed. There should be no contamination of foreign, dissimilar materials mixed-in. The grade should also be free of oil and other liquid.
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Origin
Copper turnings is treated the same as No.2 Copper Wire (Birch/Cliff). No.2 Copper is the grade that should consist of 95% of pure Copper after melted.
As the grade is mixed with various types of copper turnings, As long as the size is within the regulation, it should be accepted in trades and is also known as Mixed Copper.
It may either originate from factories or derives from normal life activities.
It is said to be the most traded copper related grade in the market.
process until becomes usable material
The collected copper powder is visually checked to make sure there isn`t an excessive amount of combustibles, oil or foreign substances.
The copper powder that has been inspected will then be loaded onto trailers or stuffed in jumbo bags before loaded onto a trailer and delivered mainly to copper smelters.
Manufacturer
Copper smelters will melt the turnings in a high-temperature furnace of 1,000 degrees or more, and the purity is increased by going through several furnaces, and finally with the purity of 99.99% is produced. This process is called copper refining.
characteristic and application of Copper
Copper has excellent conductivity with electricity and heat, so it is often used in the production of electric wires and heat exchangers.
YOKOHAMA BRANCH
12/F YCS BLDG, 5-1 SAKAE-CHO, KANAGAWA-KU, YOKOHAMA-SHI, KANAGAWA, 221−0052, JAPAN
TEL: +81-(0)45-444-6333
Fax: +81-(0)45-444-6330