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Manual PP&PET strapping tool

The packaging steel strip rolling

by:Hongmei     2020-03-31
(1) the packaging steel strip in 650 rolling mill rolling 5 (2), finishing: neutral rolling 1 time, flat to rolling in the 2 times; Essence, flat to rolling 6 passes rolling 2 times, ensure the rolling rolling temperature. ZL between ZP1 micro rolling, ZP1 between ZP2 guarantee amount, prevent the steel rolling. Given the speed of each frame mill, and allocate between good JP6 and 1 # pinch roll speed. High pressure water descaling pressure: 6 ~ 8 mpa to ensure finishing finishing temperature. (3) the strip cold heap after 48 hours the factory. (4) tropical width 165 mm, to explore the influence of different specifications of mechanical properties, select the two tropical thickness of 2. 75× 165mm; 2. 50× 165 mm, by different cold rolling reduction test, test the final hair with mechanical properties.
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