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Roll forming machine=A machine capable of press metal sheet or roll through two sets of rollers to form materials with nearly identical cross sections.
Roll forming=Is a continuous metal forming process taking sheet, strip, or coiled stock and bending or forming it into shapes of essentially identical cross section by feeding the metal between successive pairs of rolls that increasingly shape it until the desired cross section is completed adding both strength and rigidity to lightweight materials.
transl8_2 Brazil Local time: 15:39 Native speaker of: Portuguese