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In the past, technicians in metal manufacturing plants would manually bend small diameter tubes. This type of work often results in incorrect dimensions, incorrect angles, and imperfect appearance (su...
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How to make manual pipe bender? 1. The production of pipe deformation First of all, we must understand the stress of the pipe when it is bent: when the pipe is bent, the inside of the pipe is subjecte...
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What is mandrel? The mandrel is a part of a mold used to form a contour surface in the compact or sintered body in the pressing direction. The core rod mainly plays the role of supporting the inner wa...
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The hole punching machine is a kind of hydraulic equipment that is driven by the hydraulic cylinder after the raw material is installed, and the punching die acts on the material to complete the punch...
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How to punch holes in pipe? There are many ways to punch steel pipes, such as manual punching with electric drills and other tools, but this accuracy is very low, and the quality of the punched holes ...
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In practice, there are many different pipe bending processes. In the project, it is usually divided into cold bending and hot bending according to whether the bending is heated or not. The cold bendin...
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