Bamboo sketch plate board for cargo board, frozen storage board, train center plate board/railway bogies board. Application: Bamboo sketch plate board. Base Material: bamboo . Layers: 20-50 layers in bamboo thin patch. Bonding Glue: WBP (phenolic glue) exterior and inner. Surface Type: Smooth or Mat . Edge Treatment: Red,green or other color arcylic paint in order to against moisture. Thickness: 20mm--50mm . Max.Size:1250*2500mm. Density:900KG/M3.