Physical Parameters |
Low Plastic Clay |
Semi Plastic Clay |
Physical Color |
Creemish |
Creemish |
Moisture Content % |
1 - 3% |
4 - 7% |
Acid Test |
ok |
ok |
pH Value |
6 - 7 |
6 - 7 |
TDS Value |
400 |
350 |
Drying Shrinkage |
1 |
1 - 2 |
Size |
0.1 - 5mm |
Lumps |
Water of Plasticity |
33 |
32 |
Dry MOR kg/cm2 |
24 |
40 |
Chemical Parameters |
Low Plastic Clay |
Semi Plastic Clay |
SiO2 |
50.45 |
50.45 |
AI2O3 |
32.5 |
32.5 |
Fe2O3 |
1.81 |
1.81 |
TiO2 |
1.22 |
1.22 |
CaO |
0.29 |
0.29 |
MgO |
0.48 |
0.48 |
K2O |
1.04 |
1.04 |
Na2O |
0.72 |
0.72 |
L.O.I. |
11.23 |
11.23 |
Firing Parameters |
Low Plastic Clay |
Semi Plastic Clay |
Fired MOR |
280 |
259 |
Water Absobtion |
7.5 |
6 |
Fired Shrinkage% |
9 |
10.8 |
Firing Cycle/Temp |
50/1210 |
50/1210 |
L |
74.5 |
85 |
A |
1.52 |
0.87 |
B |
6.36 |
12.25 |
Whiteness |
48 |
60 |