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    2. The four color coating production lines adopt domestic complete sets and the introduction of key equipment; the production line adopts the three-coating and three-baking process, which integrates color coating, printing, hot laminating, cold laminating, embossing and overprinting in one multifunctional composite production line.

      1) Fresh air heat exchange curing; closed-loop control of hot air temperature in each section of curing furnace;

      2) Hot air lateral pressure detection and online adjustment; closed-loop control of curing furnace tension;

      3) The laser sag meter realizes the closed-loop control of the sag of the steel strip;

      4) Equipped with regenerative RTO waste heat utilization system; curing furnace pressure closed-loop control.


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