... factory include magnesium ingot (purity 99.9%), high-purity magnesium ingot (purity 99.95%, purity99.99%),magnesium alloy ingot ( AZ91D ... , AM60B and so on), A00 aluminum ingot ( purity 99.7%),high-purity ... aluminum ingot (purity 99.9%), aluminum alloy ingot, 0# zinc ingot (purity 99.995%),1# zinc ingot (purity 99.99%), ...