Him pac polypropylene hollow corrugated sheet is an initial replacement of corrugated sheet, plywood box construction and other lightweight wood based materials. Generally it consists of two flat
layers held together by a series of vertical and parallel ribbings with a thickness varying between 0. 4 mm and 0. 8mm with an inter-space of 4 mm. The hollow corrugated sheet is manufactured by
extrusion process in total thickness of 2, 3, 4, 5, 6mm sizes with proportional weight yield variation (GSM) . Other thickness can be available as per request.