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fireproof and lightweight door core better than traditional door core

fireproof and lightweight door core better than traditional door core

  • Brand:ONEKIN
  • MOQ:20GP
  • Packing:pallet
  • Payment:T/T L/C
  • Density:200~600kg/m3
  • Features:
  • Lightweight fire door core
  • Refractory door core
  • Fire door core

Fireproof and lightweight door core better than

traditional door core

The thermal conductivity of the fire door core board is not good, so the product's flammability is not very high. 


Onekin Green Door Core Board

Raw materials

Magnesium Oxide

foaming agent

fiberglass mesh tap

Standard size:

2100/2200 * 900 mm


30-60 mm


300-500 kgs / m3


Water absorption: ≤10%

Fire rating time: 0.6-2h

Green: no asbestos / formaldehyde / toxicant

Flexural strength: ≥8Mpa

Thermal conductivity: ≤0.035~0.076w/m*k

Compressive strength: 0.35~0.8Mpa




it can be fireproof, and the fire door core board has low moisture absorption capacity and chemical stability, it can also prevent moisture and corrosion, so its use is very extensive.

Doors with fire-retardant door boards are more effective in preventing the spread of fire and the spread of smoke. They can stop the spread of fire for a certain period of time and ensure the evacuation of people.

Contact us:

Arya Ren

Foreign sales Dpt

Mob: +86-183-2881-7693(wechat)


Onekin Green Building Materials Co., Ltd.


Contact Person:Arya

Send your inquiry directly to us
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