1.Defender insulation board is green product 2,grade a fireproofing materials 3.light weight & good strength 4.easily cut

Defender Insulation board

Defender Fireproof Door core benefits from being  grade a Fire Proof, Water Resistant, Bug and Mildew Free and provides Superior Insulation.It is environment friendly product with stable  physical property,which is much better than tranditional

fireproof door core such as: honeycomb board,mineral board,XPS and so on.

1,density dried<300kg/m3

2,conductivity<0.08/W/(m·K)

3,bending strength>0.06MPA

4,water absorbing<8%

5,expanding rate<0.2%

6,shrinkage rate<0.08mm

7,fireproof grade>A1

8,frost resistance>after 15 time frozen test,no visible change

Defender Insulation board