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        • Principle High-frequency (HF) welding of plastics is very often applied whenever PVC and PU products have to be welded. Well-known products whereby HF welding is applied are car mats, baby cushions/pillows, screen canvas, waterbeds, i...
        • I. Introduction It is a good thing that more and more customers are considering to purchase HF welding machine from China; but it is really said that most of the customers don't know how to choose correct suppliers, then custome...
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