Its primary advantages are:

The板材 have high specific strength.

②The core material is inexpensive and used in large quantities, while the surface material is expensive but used in small quantities, thus resulting in lower production costs for this product.

③ Proper selection and matching of face and core materials can effectively achieve the pre-designed performance requirements of the sheet material.

If a metal covering is chosen to enhance the board's fire and water resistance, decorative panels or thin plastic sheets can be used as the surface to improve its decorative effect.