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Lightweight refractory and fireproof door coreLightweight refractory and fireproof door core

Lightweight refractory and fireproof 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

Lightweight refractory door core





Payment:T/T L/C



Lightweight fire door core

Refractory door core

Fire door core


For past decades,the door manufacturer usually use paper honeycomb to make the interior wall.And also the paper honeycomb is well known for its lightweight.

What is Onekin fireproof door core

Fireproof door core is a filling material in door to replace the paper honeycomb or other wood material.However,since some wooden material is not fireproof and heavy,so now more and more door manufacturer are choose to Onekin refractory core core,since it is long time fire endurance and lighter/easier for workers to assemble the door.


​Fire Testing Standard: GB8624-2005
Smoke Control Testing Standard: GB/T20285-2006


The normal size of onekin fire door core is 2100*900mm.and the the thickness is from 30~60mm.
In addition,we are willing to manufacture the customized fire door core for you when you have big quantity.


Onekin factory is near the harbour,which can speed up the delivery time,and help customers to get the door core timely.

Main market of Onekin fire door core:

Now the door manufacturer from New Zealand,South Korea,Malaysia and Vietnam all order the fire rated door core from ONEKIN. 
And We would make our endeavor to maintain and improve our product quality and service.


​It can be used on the door in shopping mall,residential building,school,hospital,etc.

Contact us:

Corina Gong

Foreign Sales Dpt. (611)


Mob: +86-18382241606(wechat/whatsapp)

Tel:+86-28-8519 8642 ext. 615         Fax:+86-28-8593 8404


Onekin Green Building Materials Co., Ltd.


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