Ball clay is another type of clay that has high plasticity compared to china clay but is not as white in colour as china clay. It is used in Ceramic Industry as a filler and mixed with China Clay for additional whiteness and increased plasticity.
Vitrified tiles, Refractories, Sanitaryware
Physical Properties |
|
| Name of test | Result |
| Shrinkage % | 17.77 |
| Loss On Ignition % | 16.77 |
| Green M.O.R kg / cm2 % | 4.85 |
| Dry M.O.R kg / cm2 % | 27.56 |
| Fired M.O.R kg / cm2 % | 84.79 |
| Water Absorption % | 13.64 |
| Water Of Plasticity % | 44.35 |
| T.D.S | 1350 |
| Residue on 240 # | 3.99 |
| L* | 72.98 |
| a* | 1.28 |
| b* | 19.87 |
| Whiteness | 35.44 |
| Temperature C | 1200 / 1200 |
| Cycle Min | 47 |
Chemical Analysis |
|
| Compound | Result % |
| Si02 % | 8 – 10% |
| Ai203 % | 48 – 54% |
| Fe203 % | 14 – 18% |
| CaO % | 14 – 17% |
| MgO % | 1.5 – 2.8% |
| K2O % | 2 – 3% |
| Na2O % | 2.2 – 3% |
| Loss on Ignition % | 17.55 |
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