Vermiculite Fireproofing Round Fire Brick for Fireplace Inner
Vermiculite Plate Application
1.Fire resistant core for fire doors
2.Fire resistant walls and ceilings
3.Fire brick in stove, electronic heater, storage heater, furnace and fireplace etc.
4.Heat insulation boards in planes, trains, cars, ships, ovens and pipes etc.
5.Heat preservation and sound insulation boards for walls.
Vermiculite Panel Technical Date |
Bulk density |
| Kg/m3 | 400 | 500 | 600 | 700 | 800 | 900 |
Maximum service temperature |
| ℃ | 1000 | 1000 | 1100 | 1100 | 1100 | 1100 |
Compressive strength |
| Mpa | 0.8 | 1.1 | 1.5 | 2.0 | 2.5 | 3 |
Total porosity |
| % | 74 | 70 | 67 | 65 | 62 | 60 |
Liner reheat shrinkage |
24H@900℃ % | 4 | 3.5 | 3 | 2.5 | 2.25 | 1.9 |
Thermal conductivity |
W/mk | @200℃ | 0.1 | 0.1 | 0.12 | 0.13 | 0.14 | 0.14 |
| @400℃ | 0.12 | 0.13 | 0.14 | 0.15 | 0.16 | 0.16 |
| @600℃ | 0.14 | 0.15 | 0.16 | 0.17 | 0.18 | 0.1 |
Vermiculite board features
1.Eco-friendly, non-toxic and zero radioactivity, non-asbestos.
2.Excellent workability.
3.Moisture adjustment.
4.High-quality vermiculite.
5.Excellent fireproof character.
6.Heat insulation and preservation.
7.Sound insulating and absorbing.