| HS Codes Chapter | 
| Chapter Codes | Chapter Description | 
|---|---|
| Chapter 690390 | Harmonized System Codes of Chapter 690390 :OTHER REFRACTORY CERAMICGOODS (FOR EXAMPLE, RETORTS,CRUCIBLES, MUFFLES, NOZZLES,PLUGS, SUPPORTS, CUPELS, TUBES,PIPES, SHEATHS AND RODS), OTHER | 
| HS Codes Heading | 
| Heading Codes | Heading Description | 
|---|---|
| 69039010 | Other:Zircon or zircon-mullite refractories | 
| 69039020 | Other:Basalt tiles | 
| 69039030 | Other:Ceramic fibres | 
| 69039040 | Other:Monolithics or castables (fire-clay, basic, silica, high alumina, insulating) | 
| 69039090 | Other |