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MGO board Magnesium sulfate door core board 2 hours fireproof

MGO board Magnesium sulfate door core board 2 hours fireproof

  • Density:1.0-1.2kg/m3
  • Fireproof:grade A
  • flexual strength:≥8MPa
  • anti-impact;≥2kJ/m2
  • halogenation resistance:no water and no moisture created
  • water content:less than 8%
  • dry shrinkage rate:rate ≤0.3%
  • expansion in water rate:≤ 0.6%
  • content of chloride:≤ 10%
  • Certificate:ASTM,SGS,ISO9001,2000Qc systems

MGO board Magnesium sulfate door core board 2 hours fireproof


Expanded Mgo door core board is a new advanced fireproof panel .Making mainly of lightweight fire-retardant materials and peculiar composite additives through a special production process.

Well known as cross-century green building materials, the burning behaviour can get A1 level of GB/T5464-1999,GB/T14402-2007,GB8624-2006. Smoke behaviour is classified as non-toxic AQ1(safe rate) in acordance with GB/T 20285-2006.It is non hazardous, light,  fireproof ,heat insulation,preservation and easy-installation



1) Thickness: 3mm ,6mm ,12mm,25mm, 30mm ,  35mm, 40mm

2) Standard size: 910mm*2100mm

3) No rust ,no sweating 


Main date :     

Density: 250-300kg/m3 
Anti- bend intensity≥8Mpa 
Compressive strength: 0.35-0.8(Mpa) 
Moisture content(%)≤10 
Fireproof limit: 1-2h 
Fireproof temperature: 1200c 
Sound-absorption coefficient: 0.03-0.8



Onekin Green Building Materials Co., Ltd.


Contact Person:Arya

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