Q. The facting sand used in foundry generally consists of (Solved)
1. Alumina, clay and silica
2. Aluminium and silica
3. Silica and clay
4. Alumina and clay
5. Silica and binder
- c. Silica and clay
1. Alumina, clay and silica
2. Aluminium and silica
3. Silica and clay
4. Alumina and clay
5. Silica and binder