Manufacturers of : |
Mines Owner Manifacturers & Supplier of 100 % Genuine and Garanteed lavigated Fire Clay and Crud from,china clay, Body Clay,Lamps for Ceramic Refractories, Sanitaryware, Electrical Porcelin and other ceramic Industries. |
| Our Mines Area |
| - at Vijaygadh - 60 hector. |
| Taluka- Wankaner |
| Dist - Rajkot (Guj. ) India. |
The fired characteristics of different than clays at 1200°C/2 |
S1 No. |
Sample Mark |
Source |
Variety |
Fired colour |
Fired Shrink-age
(kg.cm-2) |
Total Shrink-age
(kg.cm-2) |
Fired MOR
(kg.cm-2) |
W.A. |
Porosity |
Bulk Density |
1 |
7 |
Rajgadh
Ta. Wankaner |
Grey |
Cream |
4.72 |
10.31 |
501.0 |
11.14 |
22.19 |
1.9931 |
2 |
8 |
- do - |
Black |
Cream |
5.08 |
11.03 |
403.1 |
12.65 |
24.48 |
1.9193 |
3 |
11 |
Bhimguda
Nr. Matel |
White |
LIght Cream |
4.32 |
9.10 |
191.9 |
15.27 |
28.87 |
1.8902 |
4 |
12 |
- do - |
Grey |
Light Cream |
4.46 |
9.67 |
301.1 |
14.37 |
27.36 |
1.9121 |
5 |
13 |
- do - |
Pink |
Light Cream |
4.25 |
8.78 |
191.5 |
15.55 |
29.55 |
1.9004 |
6 |
14 |
Mahika |
Grey |
Cream |
3.11 |
6.61 |
127.6 |
18.13 |
32.87 |
1.8152 |
7 |
15 |
Vinaygadh |
White |
Light Cream |
3.29 |
8.02 |
294.8 |
15.34 |
28.59 |
1.8639 |
8 |
16 |
- do - |
Grey |
Light Cream |
5.15 |
10.62 |
376.2 |
11.72 |
23.38 |
1.9943 |
9 |
17 |
- do - |
Black |
Light Cream |
5.17 |
9.97 |
317.0 |
15.02 |
28.49 |
1.8966 |
10 |
Nil |
Tarakia |
Black |
Light Cream |
3.73 |
- |
354.2 |
13.35 |
25.74 |
1.928 |
|
| Observations : |
-
The white and pink clay samples (marked 11 & 13) of Bhimguda deposit and grey clay samples (marked 14) of Mahika deposit had fired strength below 200 kg .cm2.
-
None of the clay samples got matured ar 1200°C but showed water absorption values in the range of 11.14 to 18.13%.
- All the clay samples got poor densification showing the bulk density in the range of 1.8152 to 1.9943 gm. cc-1.
-
The Than clay samples (marked 7 & 8) showed the fired MOR calues above 400 Kg.cm2 and appeared to be the good quality. Than clay suitablel for use in ceramic industry producing traditional ceramic products.
|
The chemical analyses of various clays |
S1 No. |
Sample Mark |
Source |
Variety |
SiO2 |
AI2O3 |
Fe2O3 |
TiO2 |
CaO |
MgO |
Na2O |
K2O |
1 |
7 |
Rajgadh
Ta. Wankaner |
Grey |
66.67 |
21.25 |
0.65 |
1.07 |
0.33 |
Tr |
0.07 |
0.45 |
2 |
8 |
- do - |
Black |
60.40 |
23.29 |
0.85 |
1.07 |
0.77 |
Tr |
0.04 |
0.43 |
3 |
11 |
Bhimguda
Nr. Matel |
White |
65.54 |
21.47 |
0.90 |
0.72 |
1.00 |
Tr |
0.07 |
0.27 |
4 |
12 |
- do - |
Grey |
70.30 |
15.94 |
0.78 |
0.60 |
1.22 |
Tr |
0.23 |
0.26 |
5 |
13 |
- do - |
Pink |
72.02 |
15.29 |
1.10 |
0.82 |
0.89 |
Tr |
0.40 |
0.22 |
6 |
14 |
Mahika |
Grey |
75.20 |
13.12 |
1.60 |
1.02 |
0.66 |
Tr |
0.31 |
0.19 |
7 |
15 |
Vinaygadh |
White |
67.71 |
21.82 |
0.82 |
0.97 |
0.22 |
Tr |
0.05 |
0.40 |
8 |
16 |
- do - |
Grey |
65.65 |
18.67 |
2.37 |
0.72 |
1.44 |
Tr |
0.40 |
0.32 |
9 |
17 |
- do - |
Black |
60.89 |
23.80 |
0.73 |
1.07 |
0.22 |
Tr |
0.08 |
0.31 |
10 |
Nil |
Tarakia |
Black |
62.59 |
24.17 |
0.50 |
0.75 |
0.68 |
0.40 |
0.24 |
0.41 |
|
| Observations |
-
Two varities of Bhimguda (marked 12 & 13) and grey variety of Mahika (marked 140) contained higher amount of silica i.e. 70.3, 72.02 and 75.20 percent lower amounts of AI2O3 in the range of 15.49, 15,29 and 13.12% respectively.
-
Pink clay Bhigmuda (marked 13) and grey clay of mahika deposits (marked 14) contained Fe2O3 > 1.0% and also TiO2 ~1.0%
- Grey clay Vinaygadh (marked 16) contained Fe2O3 2.3% and CaO 1.44% where as the black clay same deposit showed presence of TiO2 of 1.07%
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Contact us : |
Office:1/2 ,Rajlaxmi Complex,
Near Ginpara Octrol Naka,
Wankaner - 363 621
Dist:Rajkot
Gujarat(India)
Tel : 91+2828-220941 (F/Fax)
Email :devmince@yahoo.co.in |
|
|
Mr.Jagdish Prajapati
Mobile : 91+98252-77167
|
Mr.Mahendra Prajapati
Mobile : 91+98250-93250 |
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