Steel Coil Coating Production Line
Main technical parameters Raw material: galvanized steel strip Roll coating technics: continuous triple coat and triple dry（Coat twice on back side, three times on front side） Steel coil weight: Max5000kg/coil Finished coil weight: Max5000kg/coil Steel coil OD: φ900～1600 mm Steel strip thickness: 0.19～0.8mm Steel strip width: 750～1250 mm Paints and coating pattern: PE for back and base，PVDF for face side The line speed: 30～60 m/min Instruction to Steel Coil Coating Line I. Technical parameters: 1、Roll coating technics: continuous triple coat and triple dry（Coat twice on back side, three times on front side） 2、Double uncoiling、with material storing loop 3、Structure pattern: uncoiling——coiling 4、Raw material: galvanized steel strip 5、Steel coil weight: Max5000kg/coil 6、Finished coil weight: Max5000kg/coil 7、Steel coil OD: φ900～1600 mm 8、Steel strip thickness: 0.19～0.8mm 9、Steel strip width: 750～1250 mm 10、Paints and coating pattern: PE for back and base，PVDF for face side 11、The line speed: 30～60 m/min 12、Energy source: natural gas and electricity power, the solid tunnel applies environment friendly and energy saving device to reach 10～35% of energy save. 13、Pretreatment: degrease with lye, roll coating for chromising without chrome ion release. 14、Speed before 1# storing group and after the 2# storing group is: 15～80 m/min 15、Color coating layer thickness: thickness of single dry film at face is 8～20μm，base paint thickness at both side can be adjusted between 2～15μm. 16、Coiling single layer error≤±1.0 mm 17、Annual output：37,000T/year（Calculate according 0.45mm×1220mm，speed 30m/min，daily work hours, 300days per year）： 0.00045m×1.220m×30m/min×60min/h×16h/day×300day/year×7.8 =37,000ton/year
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