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Precision Four-Column Rapid Assembly Bellows Diaphragm，It adopts high-precision rotating support technology to control the runout of the bellows diaphragm within 0.02mm, ensuring high-precision alignment. Equipped with a MIRCOTIG/PLASMA automatic welding system, it achieves welding results with neat weld seams and excellent sealing performance. This equipment is widely used in the production of high-precision welded bellows in fields such as military industry, hàng không vũ trụ, semiconductors, and new energy vehicles, meeting strict process requirements.