... core 4. MR, E2, E1 or E0 glue POLYESTER BLOCK BOARD Advantanages: Polyester reson high glossy surface,age resistant,misture resistant,Good ... , diverse patterns and environment-friendly,Eeasy clean and maintain Polyester faceCore board, MDF, plywood, blockboardSize, 4`by8`, 4`by7`,3`by6` etc ... , outer chipboard and steel strips while bottem with the pallet. Polyester blockboard