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The welders workplace there is always a lot of welding rods is not completely exhausted, when the welding rod last remaining 5 cm will affect welders sight, and easy to make welding handle temperature too high that they affect the continuous welding, so traditional welding rod used last had to be replaced . Many industrial fields are required manual welding, used very multi-welding rods, mean that there are very many waste.
Hubei University of Technology
Mingli International Holdings