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1. It might be that you‘ve changed the type of tinplate (hardness or tinlayer). 2. It might be that you have changed the welding frequency. 3. If it appears a problem and you need help follow:
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1. It might be that you‘ve changed the type of tinplate (hardness or tinlayer). 2. It might be that you have changed the welding frequency. 3. If it appears a problem and you need help follow:
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