Use Magnesium oxide board as base board. And put the board into the door core. So the door will be fire proof. The Magnesium oxide board is made of the high-purity magnesium oxide, Using the Magnesium Sulfate (MgSO4) instead of magnesium chlorid , which makes the board Anti hanlogenation and also solve the rust problem. To increase the strength of the board , we all use the thick fiber mesh in bother sides . These all make sure the board in the best condition .
Door core Magnesium Oxide Board Specifications :
Door core Magnesium Oxide Board Edge type :
Door core Magnesium Oxide Board Features :
Door core Magnesium Oxide Board Benefits :
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