The specification of our core board is as following: 1. Substance: 230g/m2-600 g/m2 2.Grade: B,F200,F300,F400,F500,F600,F700,F800,F1000,FB300,FB500 3. Reel width: 80mm-2200mm 4. Reel diameter: 1000mm-1200mm 5. Packing: Wrapped with vinyl film for waterproof, then core paper pa...
Products: dart board backboard,
steel dock board