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Onekin MgO Fireproof Door Core Board Factory PriceOnekin MgO Fireproof Door Core Board Factory PriceOnekin MgO Fireproof Door Core Board Factory PriceOnekin MgO Fireproof Door Core Board Factory PriceOnekin MgO Fireproof Door Core Board Factory PriceOnekin MgO Fireproof Door Core Board Factory Price

Onekin MgO Fireproof Door Core Board Factory Price

  • Material: MgO / MgCl2 / Fiberglass Mesh Tap
  • Size: 2100/2000*900mm (Customized Available)
  • Thickness:30-60 mm
  • Density:280-500 kg/m3
  • Surface treatment: Sanded
  • Fire Rated:0.6-2 hours
  • Advantage:Lightweight/Fireproof/Eco-Friendly
  • Compressive Strength: 0.35-0.8 Mpa
  • Water Absorption: <10%
  • Moisture Movement<0.25

Product Description

Onekin fireproof door core board adopts expanded perlite or magnesium oxide as leading materials, mixed with non-organic high strength adhesives and chemical additives proportionally. Then being processed via a full set of processing procedures, the ready-to-use products are made. The fireproof door core board adopted is natural perlite ore and being heated under 1300°c to achieve instant expansion and the formation is hollowed cellular granulocyte. Therefore, fireproof door core board is a sort of natural and environmental product. The whole process is under stringent and even rigorous supervision from raw materials sourcing to finished products. Onekin fireproof door core board reaches fireproof Grade A1 according to National Fireproof New Standard combining application with steel or wooden door.



Specification of fireproof door core board 

     Standard Size: 2100/2000*900*30—50mm

   special specification can be made according to your requirements.


Density of fireproof door core board

   220-420kg/m3 based on the specific application.

    mostly:  280~340kg/m3



Test data of  fireproof door core board




Processing and packing of fireproof door core board

1, Raw materials choosing: adopting expanded perlite or mgo as main raw material, suitable material as framework material and adhesion agent met the testing requirements as binding material.


2,Mixing: firstly adding binding agent into perlite or mgo and then stir evenly by tailor-made blender.



3,Pressurization: put the ready mixed materials into mould or door core framework, then pressurizing.



4,Demold: demold, natural drying, then packing and ready-made product




Onekin Family and costomers


       ****************Onekin Green Core Board of Fire Door**************

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                                 We look forward to working with you

For more detailed information about the fireproof door core board, please feel free to contact us 

 Thanks and Regards 


Whatsapp/Wechat/Skype: +86-155-8398-1205

Email: sales605@onekingroup.com


Onekin Green Building Materials Co., Ltd.


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