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The arc part of the track is the core part of the slide rail. The arc position of the first few passes after the press forming, in the subsequent pass rolling the vertical edge, the formed arc should be formed, and the effective tube bundle protection is carried out by the upper and lower rolls or the horizontal wheel.
Rolling stability problem, the production often encounters the problem of material yaw in the raceway, in fact, the single set of rollers is asymmetrical, the left side is strong, the material is yaw to the right; the right side is strong, the material Deflection to the left.
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