Item No |
102L |
105L |
107L |
200L |
A-207L |
W-213L |
Type |
L |
L |
L |
L |
L |
L |
Desc |
Sodium |
Sodium |
Sodium |
Pottery |
Pottery |
Pottery |
Specification |
Feldspar |
Feldspar |
Feldspar |
Lump |
Lump |
Lump |
  |
  |
Lump |
Lump |
Lump |
  |
  |
  |
SiO2% |
70.97 |
75.8 |
65.9 |
77.78 |
75.77 |
74.6 |
Al2O3% |
16.32 |
15 |
19.5 |
13.56 |
14.59 |
15.06 |
CaO% |
0.9 |
1.2 |
0.45 |
0.94 |
0.19 |
0.24 |
MgO% |
0.29 |
0.01 |
0.15 |
0.11 |
0.04 |
0.26 |
Fe2O3% |
0.15 |
0.19 |
0.11 |
0.3 |
0.67 |
0.56 |
TiO2% |
0.06 |
0.07 |
0.01 |
0.03 |
0.13 |
0.13 |
K2O% |
1.71 |
4 |
1.77 |
2.44 |
5.26 |
2.78 |
Na2O% |
6.87 |
3.02 |
10.05 |
1.99 |
0.01 |
1.72 |
Loss On Ignition |
1.61 |
0.16 |
1 |
2.45 |
2.94 |
3.7 |
C.O.E |
- |
- |
- |
- |
- |
- |
1220/ |
S |
9.1 |
10.8 |
8.9 |
2.5 |
  |
5 |
Actual Temp |
A |
0 |
0 |
0 |
4.8 |
  |
4.2 |
  |
W |
49 |
42.6 |
46 |
55 |
  |
62.4 |
1170/ |
S |
10.6 |
10.2 |
10.9 |
2.1 |
  |
3.4 |
Actual Temp |
A |
0 |
0 |
0 |
7.5 |
  |
9 |
  |
W |
46 |
37.6 |
45 |
57.3 |
  |
62 |
1120/ |
S |
9.3 |
10.2 |
11 |
0.9 |
  |
2.1 |
Actual Temp |
A |
1.59 |
0.9 |
0.9 |
10.2 |
  |
11 |
  |
W |
55 |
38.4 |
50.3 |
56 |
  |
63.5 |
Size |
<0.8cm |
<0.8cm |
<0.8cm |
<0.8cm |
<0.8cm |
<0.8cm |
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| L:lump P:powder S:Shrinkage A:Water Absorption W:Whiteness â—‹:Sanitary Ware/Tile Body â—‡:Tableware/Arts. â–³:Glaze |