... product: The chamber, the furnace tube, the wear-resisting guide rail, the silicon carbide chest earthen bowl, receives burns the board, the push pedal, the awning board, the ... ≥305060-80Refractoriness °C ≥150015001500Permanent Linear Change % ≤1400°C 3h 0.51500°C 3h 0.51400°C 3h 0.5Heat ... Times≥10≥10≥100.2Mpa refractoriness under load °C 1400150014001000°C air cooling ≥30WELCOME TO CONTACT ME FOR ...