S NO |
Parameter |
|
ONGC Specs |
1 |
Moisture Content |
|
10 % Max |
2 |
2% Soln Vis in Distilled Water AV CPS |
|
30 cps Max |
3 |
pH |
|
|
4 |
Active Matter on Dry Basis |
|
55.0 Min |
5 |
DS |
|
0.7 Min |
6 |
Performance test |
|
|
|
A. In Fresh Water Mud |
|
|
|
i) Base Mud
Av
F/L |
|
30 cps Max
21 ± 1 ML Max |
|
ii) BM+0.5% CMC-LV Sample
- At Room Temp 24 ± 20 C
|
|
|
|
AV |
|
2.5 Times Base Mud Max |
|
|
|
|
|
W/L |
|
45% Max |
|
- After Hot Rolling at 110 ± 2 Deg C for 24 Hrs
|
|
|
|
AV |
|
2.5 Times Base Mud Max |
|
|
|
|
|
W/L |
|
50% Max |
|
B. In 4% Salt Water |
|
|
|
i. Base Mud
F/L |
|
60 ± 5 ML |
|
ii) BM+1.0% CMC-LV Sample
At Room Temp 24 ± 20 C |
|
|
|
W/L |
|
10 ML Max |