The maximum share of content of oil, grease, dirt, plastic or other metallic and non metallic impurities is 5%.
1) Scrap consisting of sheets, strips, tubes and bar extrusion profiles.
3) Sorted post-consumer scrap.
The necessary preliminary processes are milling or grading.
The main processing steps are briquetting and baling.
The machine for the central processing step is an ArnoPress baling press.
The intermediate product is either a briquette or a package in accordance with EN 13920-5:2003 and ISRI Scrap Specification Circular Toto http://www.isri.org/recycling-industry/commodities-specifications.
The melting output has to reach a minimum of 88%.
The composition of a scrap sample melt is shown in the table below:
Also specified for scraps of the alloy groups 2xxx, 3xxx, 5xxx, 6xxx and 7xxx.