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Onekin  Lightweight mgo board for lightweight steel structure  fire proof grade A1

Onekin Lightweight mgo board for lightweight steel structure fire proof grade A1

  • size:1220*2440mm/1200*2400mm
  • special size :1220*2745mm/1220*3050mm
  • thickness:3-30mm

Onekin  Lightweight mgo board for lightweight steel structure  fire proof grade A1

fireproof A1grade

fireproof:6mm ≥1 hour

6-12mm: 1-2 hours

12mm above≥2 hours

Non-combustible at 800℃ and no flames at 1200℃


raw material

magnesium oxide 

magnesium chloride

Magnesium sulfate

fiberglass mesh 


Environmental Health & Energy Efficiency

100% asbestos free

No toxicity

No formaldehyde



High-Strength and Lightweight

Bending Strength: 18.8Mpa (10mm)

Impacting Strength: 8.3 kJ/m2(10mm)

Nailing strength: 86N/ m2


Ease of use and application

Drywall fast and easy installation


Water resistant and not affected by moisture

Water absorption: about 18%

Temperature 32℃, relative humidity 96%, no water and no moisture created after 72 hours


Sound and heat insulation

Sound insulation: 29dB (6mm)

Thermal conductivity: 0.161 W/(m•K)


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Caroline Yu

Sales Dpt.




Onekin Green Building Materials Co., Ltd.


Contact Person:caroline

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