Usage: high strength chemical fiber tubes, yarn bobbins, industrial paper tubes for paper mill and plastic film and etc.

The specification of our core board is as following:
1. Substance: 230g/m2-500 g/m2
2.Grade: B,F200,F300,F400,F500,F600,F800,F1000,FB300,FB500
3. Reel width: 70mm-2700mm
4. Reel diameter: 1050mm-1150mm
5. Packing: Vinyl film for moistureproof, then core board paper packing for protecting.