onekin door core are mainly be used as fireproof door , the raw material is magnesium oxide which is a natural fireproof material ,the more of door core details as follow:

Lightweigth

For light woden door: 220 - 280 kgs/m3

For normal door: 280 - 340 kgs/m3

For special steel door: 350 - 500kgs/m

Onekin door core use for many kinds of fire door:

1. fire resistant timber door sets

2. fire resistant steel door sets

3. fire resistant timber door sets with steel structure

4. other materials fire resistant door sets

contact detail

Caroline Yu

Sales Dpt.

Emai:sales222@onekingroup.com

Mob:+86-13635380980(WhatsApp/WeChat)