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High Quality Coating Board Paper Production Line


    • Coating board paper production line

    Leizhan paper machinery company can supply the whole coated board paper making production line to produce high quality white board paper, liner board paper, T-paper, from factory design to producing line design, installation, commissioning and training.

    Corrugated paper production line

    As a china leading manufacturer of pulp and paper machinery, Leizhan paper machinery company is capable to supply the complete coating board paper making turn-key project for paper plants to produce high quality white board paper, liner board paper, T-paper by using waste paper, wood pulp and white shavings as raw material.

    The whole coating board paper production project contains two parts: pulp processing line and paper making line.
    Pulp making line

    Firstly, raw material is conveyed into drum pulper for pulping by Chain Conveyor. The large and heavy impurities exist will be removed in High Density Cleaner.

    Secondly, to screen and remove various impurities in pulp suspension, you can choose Vibrating Screen, Low Density Cleaner, Mid Consistency Pressure Screen or Inclined Thickener.

    Eventually, the waste paper turn into fine pulp after a series of screening and deslagging and it will be conveyed into headbox for paper making.
    Paper making line

    Forming section: After the fine pulp enters into the headbox, it will be spreaded along the felts evenly.

    Pressing part: To squeeze out as much water as possible in pulp by pressing felts which attached on the press roll.

    Dryer part: Dryers work in group to ensure it can be operate at a gradually slower speed to compensate for paper shrinkage as the paper dries. It will discharge the water content down to a level of about 6%.

    Sizing part: Sizing prevents bleeding of ink during printing, improving printing properties and surface bond strength.

    Calendering part: Calender helps to make the surface of sheet more smooth and glossy. What’s more, it ensures consistent thickness of paper.

    Rewinding section: To shape the paper sheet into rolls to make it easier for shipping and conveying and use slitter to cut the product into multiple strips to fulfil customers’ needs.