... Polypropylene PP Hollow Fluted Corrugated Plastic Sheet / Board has proved that it is ... .Factory Direct Selling7.Patent Technology Plastic MachineryThickness2mm3mm4mm5mm6mm8mm9mm10mm11mm12mmDensity (gsm)250-450300-600600 ... Board: Partition, protection board of flooring,wall,ceiling board, etc. 5) Industry Uses: Protection board, padding board, luggage carrier, separating board, baseboard, cross board ...