Bending mold is made of high quality steel made of a special heat treatment, it has high hardness, easy to wear, and other characteristics to withstand the pressure. But each has his mold to withstand the extreme pressure (unit: t / m). Therefore, when using a mold, we need to choose the correct length of the mold, that is, calculate how much pressure to increase per meter. Must not exceed the pressure range noted in the mold.
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