magnesium fireproof board: 1.Sound proofing 2.Heat insulating 3.Impact resistant 4.Non-burning,moisture MgO board (magnesium oxide board) is an industry leading material widely used in construction and decoration field. It’s made from 100% natural materials, free of harmful substances. Owing to its natural advantageous features like superior strength, fireproofing, waterproofing, thermal & sound ...