To find out the suitability of clay for sanitaryware body we need to do the following tests:
1. Test for soluble salts
2. Test for excess sand or other mineral fragments
3. Test for the presence of lime
4. Test for plasticity
5. Test for water of plasticity
6. Test for dry shrinkage
7. Test for fried shrinkage
8. Test for firing properties
9. Test for water absorption
10. Test for deflocculating demand
11. Test for permeability
12. Test for green strength
13. Test for fired strength
14. Test for chemical composition
15. Test for flow behaviour
To be contd……
