Rama Paper Mills Ltd. Manufactures 230-410 GSM Light Weight Coated-LWC Duplex Board. The 230-410 GSM Light Weight Coated-LWC Duplex Board is used to make small packaging / small cartoons used by pharmaceuticals, soaps, paste, apparels, tea and other similar industries. Rama Paper Mills Ltd. Is the manufacturer of Newsprint, Duplex Board and Writing and Printing paper by recycling waste paper.