OREANDA-NEWS. December 19, 2014. Lee & Man Paper Manufacturing Ltd. started up their new Valmet-supplied containerboard production line, paper machine 20 (PM 20), at their Chongqing site in Sichuan Province in China.

The new production line produces high-quality board grades from recycled raw material with excellent strength properties, as the company said in the press release received by Lesprom Network.

PM 20 is the world's second start-up of Valmet's OptiConcept M -type production line. The line combines high productivity with low operating costs. Valmet's delivery included a complete OptiConcept M boardmaking line from headbox to reel with related air systems.

The new 6.65 meters wide (reel) PM 20 production line has a daily production capacity of approximately 1,160 tonnes of recycled testliner grades in the basis weight range of 50 to 160 g/m2. The design speed is 1,100 m/min.

OptiConcept M production line stands for economy of total investment, occupational safety and machine usability as well as reduction of environmental load. The production line optimizes the machine investment in line with the mill's capacity needs and ensures optimized productivity at minimal operational cost.

Lee & Man Paper Manufacturing Ltd. manufactures various linerboard and corrugating medium grades for different industrial packaging purposes and operates also in pulp making, plantation and recovered paper collection.

Valmet Corporation is a leading global developer and supplier of services and technologies for the pulp, paper and energy industries.