... , thickness :5~18 4.Base material: MDF high gloss Acrylic mdf board base material: MDF(medium density fiber) which have passed American ... mg, density is over 750kg/m3 back of the MDF board: warm white o pure melamine, easy to wash, can with ... fact is the combination of PVC, PET and Acrylic.Theory: Polymer composite board is the upgrade of UR, so it keeps the ...