40mm grade A1 mgo foam core board 

3'*7' fire rated door core

Structure

Method:Put door board on the both sides of mgo foam door panel directly with glue

Specification:

Density: 250-300kg/m3 
Anti-bend intensity≥ 8Mpa 
Compressive strength: 0.35-0.8Mpa 
Thermal conductivity≤ 0.035-0.076W/(m. K) 
Moisture content(%)≤ 10 
Wet expansion rate(&)≤ 0.25 
Fireproof limit: 0.6-2h 
Fireproof temperature: 1200c 
Sound-absorption coefficient: 0.03-0.8 

Features: 
1) Light weight, fire retardant and self-extinguishing, thermal insulation, soundproof and sound absorption, mould proofing, damp proof, waterproof, shockproof, color weatherproof
2) Non-corrosive, alkali and acid resistance; non-toxic and chemical resistant 
3) Tough, rigid with high impact strength; long performance life
4) Non-warping and stain proof 

5) Easy to clean and maintain 
6) You can perform with wood and metal processing tools: cutting / sawing / shearing / punching / drilling /nailing / milling / riveting / screwing / planning welding / painting / printing / photo mounting / laying / embossing /engraving / cleaning
7) Can be processed in heat-forming, heat bending and heat folding.
8) Can work as the substitution of wood 

Certification

More information you need, please feeel free to contact us :)