| High Alumina Brick | 6902.20 | High alumina brick |
| Fire Clay Brick | 6902.10 | Fire clay brick |
| Silica Brick | 6902.90 | Silica brick |
| Silicon Carbide Brick | 6902.90 | Silicon carbide brick |
| Alumina | 2818.10 | Alumina raw material |
| Magnesia | 2519.90 | Magnesia raw material |
| White Fused Alumina | 2818.20 | White fused alumina |
| High Alumina Castable | 3816.00 | High alumina castable |
| Plastic Castable | 3816.00 | Plastic castable |
| Ramming Mass | 6815.10 | Ramming mass |
| Ceramic Fiber Blanket | 6806.20 | Ceramic fiber insulation |
| Ceramic Fiber Board | 6806.20 | Ceramic fiber board |
| Glass Fiber Cloth | 7019.20 | Glass fiber cloth |
| Glass Fiber Mat | 7019.20 | Glass fiber mat |
| SiC Kiln Furniture | 6902.90 | Silicon carbide kiln furniture |
| Mullite Kiln Furniture | 6902.90 | Mullite kiln furniture |
| Cordierite Kiln Furniture | 6902.90 | Cordierite kiln furniture |
| High Temperature Calcium Silicate Board | 6811.10 | High temperature calcium silicate board |
| Construction Calcium Silicate Board | 6811.10 | Construction calcium silicate board |