Purutasun handiko kobrea 4n-7n
-                Neurrira 99,999% Ultra Puruty 5n 300mm Oxigenorik gabeko biribila / laukizuzen / karratu kobre ingotCopper ingots are bars made of copper which have been cast into a specific shape, like rectangular, round, square, etc. Tianjin Ruiyuan provides high purity copper ingot composed of oxygen-free copper—also referred to as OFC, Cu-OF, Cu-OFE, and oxygen-free, high-conductivity copper (OFHC)—is formed by melting copper and combining it with carbon and gas karbonoak. The electrolytic copper refining process removes most of the oxygen contained within, resulting in a compound that consists of 99.95–99.99% copper with less than or equal to 0.0005% oxygen. 
-                Purutasun altua 99.9999% 6n kobre pellet lurruntzekoOso harro gaude gure produktu berriekin, garbitasun handiko 6n 99.9999% kobre peltsoak Garbiketa handiko kobre pelletak finkatzeko eta fabrikatzeko ongi gaude lurrunaren gordailu fisikoa eta deposizio elektrokimikoa egiteko
 Kobreen pelletak pertsonalizatu egin litezke pellet oso txikiak pilotak edo bare handiagoetara. Garbitasun-tartea 4n5 - 6n da (% 99,995 - 99.99999%).Bien bitartean, kobrea ez da soilik oxigenoa doako kobrea (OFC), baina askoz gutxiago, oxigeno edukia <1ppm
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