Vermiculite Board 40in x 24in x 1in Truck Shipments Only

40" x 24" Vermiculite Board 

Great board for an oversized kiln shelf or for making custom slumping forms. Made up of compressed vermiculite. Easy to cut and very stable and strong. Prefire to 1580 degrees F (860 degrees C) for min. 30 minutes before initial use. Use Primo Primer as primer for shelf use. Follow instructions.

• Typical Composition SF 600 Al2O3 10% SiO2 44% MgO 24% Fe2O3 6% P2O5 3% K2O 12%
• Density 600-650 kg/m³
• Cold Crushing Strength 4.5 N/mm²
• Permanent Linear Change (12hr) % 1100°C (2012 F) <2
• Rev. Thermal Expansion, Linear % 20-700°C 0.94
• Thermal Conductivity W/mK 200ºC 400ºC 600ºC 0.16 0.18 0.29
• Classification temperature 1100ºC (2012 F)

Truck Shipment Only