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1. Titanium (aluminum copper magnesium, aluminum copper zinc magnesium, aluminum copper magnesium silicon iron manganese) and silicon (aluminum silicon magnesium) produced in Spain, which are commonly used in aluminum alloy
1. Titanium (aluminum copper magnesium, aluminum copper zinc magnesium, aluminum copper magnesium silicon iron manganese) and silicon (aluminum silicon magnesium) produced in Spain, which are commonly used in aluminum alloy
