Oct 3, 2021
In the fall of 2021 Sun Paper’s Beihai Mill successfully started up their new Valmet-supplied fine paper making line. The co-operation between Valmet and Sun Paper Beihai Mill has been going well, and during the start-up this world’s widest fine paper production line set a new record for the fastest start-up of fine paper machines: it took only 2 hours and 28 minutes from stock to reel. Sun Paper’s goal was to build a world-class mill in Beihai and the new PM1 is good addition to the mill’s operations.
Sun Paper in Beihai, Guangxi providence, China
|Solution||A complete fine papermaking line with stock preparation, extensive automation scope and recovery boiler|
The PM1 started up successfully setting the new fine paper making line start-up world record for the fastest start-up. The paper making line is producing 50-100g/m2 uncoated woodfree paper grades.
|Keywords||Paper & board, New lines, China|
|Basis weight||50 - 100 g/m²|
|Reel width||10,515 mm|
|Design speed||1,800 m/min|
OptiPress Linear, a double-nip press section with shoe press and a linear web run, is an ideal solution to fulfill papermakers’ requirements for effective wet pressing. Runnability bottlenecks have been removed with intelligent design - using shoe press technology, full-width tail threading, and having no open draws.