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Lee & Man Starts up Second Valmet OptiConcept M Boardmaking Line

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Lee & Man Paper Manufacturing Ltd., China, has started up its new Valmet (Finland)-supplied containerboard production line, paper machine 20 (PM 20), at the company’s Chongqing site in the Sichuan Province of China. The new production line produces high-quality board grades from recycled raw material with excellent strength properties.
 
PM 20 is the world's second startup 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-meter-wide (reel) PM 20 production line has a daily production capacity of approximately 1,160 metric tons of recycled testliner grades in the basis weight range of 50 to 160 gsm. 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. The company was founded in 1994, and currently has five plants in China.
 

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