firebrick vermiculite board 1material:vermiculite 2 size:230*114*25 mm 3 feature:Natural, environmental-protection firebrick vermiculite board 1 Material: siver vermiculite 2 Working temp:1100degrees 3 Advantage: Natural, environmental-protection orientated, no poison and no radioactivity Fireproof, damp-proof,anti corrosion 4 Specification: (mm): 230*114*25 mm 5 Density(kg/m³): 600kg/m3 6 Bending strength: 0.574 - 5.33Mpa 7 Compression strength: 0.690~4.90MPa Thermal conductivity: Max. 0.020W/mK at 600 degrees centigrade Max.0.0128W/mK at 34.51 8 Characteristic: low thermal conductivity , low thermal capacity High thermal stability ,resistance to thermal shock,flame and airflow attack Resistance to corrosion,high compressive strength. High toughness,easy to cut and install quickly Accurate thickness and size 9 Application: as fireproof materials, widely used in pellet stoves;fireplace;partition panel; fire proofing doors; wall claddings; ceiling; furniture;platforms for marine and vessels etc. 10 design : Any size can design as your need.