silicon-aluminum-magnesium fire-proof board
Si-Al-Mg fireproofing composting board ,With inorganic material as sandwich layer,both of the two external layers of A2-grade
Si-Al-Mg fireproofing composting board
compared with single aluminum sheet,this A2-grade si-al-mg fireproofing compositing board coated with fluorocarbon polyester lacquer is a new type ornamental plate whose surface can be covered by various aluminum sheet with different color coating ,so that ther are wider potions for users.
silicon-aluminum-magnesium fire-proof board