|
|
|
|
 |
|
|
 |
 |
| Save construction cost with reduced deshuttering periods offered by JK Lakshmi's 53 Grade O.P.C. |
|
53 Grade OPC
JK Lakshmi's 53 Grade O.P.C. with superior compressive strength is ideal for:
- High-rise buildings
- All types of R.C.C. works
- Industrial works
- Pre-stressed concrete work like bridges, silos, etc
- Pre-cast elements such as Railway sleepers and concrete poles
Specifications
| Parameter |
JK Lakshmi Cement 53 Grade |
IS:12269 |
| Sp. Surface (m2/kg.) |
340 ± 10 |
225 m2/kg. minimum |
Setting Time (in minutes) |
Initial |
100 ± 5 |
30 minutes minimum |
| Final |
150 ± 5 |
600 minutes maximum |
| Expansion |
Le-Chatelier Expansion (in mm) |
1.5 mm max. |
10 mm maximum |
| Autoclave Expansion (in %) |
0.17% |
0.8% maximum |
Compressive Strength (MPa) |
3 Days |
40 ± 2 |
27 MPa minimum |
| 7 Days |
50 ± 2 |
37 MPa minimum |
| 28 Days |
61 ± 2 |
53 MPa minimum |
|
|
|
|
| |
|
|
|
