Acid Free Mat Board Difference

The core and back of the board are acid free but not the surface paper.
Acid free mat board difference. What you need depends on how archival you want to get. Rag mat boards come in 2 thickness 2 ply and 4 ply. 4 ply is roughly the same thickness as regular mat board. Mat board center pack of 10 11x14 for 8x10 white mats clear bags backing boards acid free 4 ply thickness white core for pictures photos framing 4 8 out of 5 stars 22 19 99 19.
For any original artwork we recommend a conservation quality backing to go with any conservation or museum grade mat board. Backing is used to provide support and protection for your artwork either in a picture frame or as a standalone product in a show kit we offer economy pressboard standard matboard backing archival quality backing foam board regular and acid free as well self adhesive archival. The core backing and surface paper are acid free. What does acid free actually mean.
Jodie we have two levels of foamboard acid free and artcare acid free that provides a little more protection. What they wanted was a mat board that was 100 lignin and acid free through and through. The mat board companies obliged coming up with a new product for the ultimate in protection the aptly named museum board. Moreover they wanted the lignin free acid free matboard neutralized to protect against free floating acid in the air.
Rag mat board is made from cotton.