Iron Purity

When I smelt high % ore I end up getting random purity iron bars for some reason. For example in the image below I get a whole range of weird % iron bars, shouldn't it all be the same as ore %?


ShoHo wrote:When I smelt high % ore I end up getting random purity iron bars for some reason. For example in the image below I get a whole range of weird % iron bars, shouldn't it all be the same as ore %?
Reviresco wrote:If you're going to make purity metals, I would suggest having a smelter for every 3-5% purity.