Categories
| Supplier: | China Railway Material Group North China Co., Ltd. |
|---|---|
| Price: | Negotiable/Ton |
| Min Order: | 1000/Ton |
| Quantity:: | |
| Trade Terms: | FOB,CFR,CIF |
|
|
| Prod Model: | 32.5/ 42.5/ 52.5 |
|---|---|
| Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Hardening Feature: | Rapid Hardening |
| Color: | Grey |
| Type: | Silicate Cement / Portland Cement |
| Function: | Common Cement |
|
1) Detailed specification (As per GB 175-2007) Inspection of cement |
||||
|
Variety of cement |
Ordinary Portland cement |
|||
|
Grade of cement |
32.5, 32.5R |
|||
|
Ordinary Portland cement |
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|
Items |
Request |
Unit |
32.5 |
32.5R |
|
Magnesium oxide (MgO) |
≤ |
% |
5.0 |
5.0 |
|
Sulphur trioxide (SO3) |
≤ |
% |
3.5 |
3.5 |
|
Loss of ignition (LOI) |
≤ |
% |
5.0 |
5.0 |
|
Fineness (0.08mm) |
≤ |
% |
10.0 |
10.0 |
|
Soundness |
|
qualify |
qualify |
|
|
Initial setting time |
≥ |
Min |
45 |
45 |
|
Final setting time |
≤ |
Min |
600 |
600 |
|
Bend strength 3 days |
≥ |
Mpa |
2.5 |
3.5 |
|
Bend strength 28 days |
≥ |
Mpa |
5.5 |
5.5 |
|
Compressive strength 3 days |
≥ |
Mpa |
1 1.0 |
16.0 |
|
Compressive strength 28 days |
≥ |
mpa |
3 2.5 |
32.5 |
|
|
||||
|
Detailed specification (As per GB 175-2007) Inspection of cement |
||||||
|
Variety of cement |
Ordinary Portland cement |
|||||
|
Grade of cement |
42.5, 52.5, 42.5R, 52.5R |
|||||
|
Ordinary Portland cement |
||||||
|
Items |
Request |
Unit |
42.5 |
52.5 |
42.5R |
52.5R |
|
Magnesium oxide (MgO) |
≤ |
% |
5.0 |
5.0 |
5.0 |
5.0 |
|
Sulphur trioxide (SO3) |
≤ |
% |
3.5 |
3.5 |
3.5 |
3.5 |
|
Loss of ignition (LOI) |
≤ |
% |
5.0 |
5.0 |
5.0 |
5.0 |
|
Fineness |
≤ |
% |
10.0 |
10.0 |
10.0 |
10.0 |
|
Soundness |
|
qualify |
||||
|
Initial setting time |
≥ |
Min |
45 |
45 |
45 |
45 |
|
Final setting time |
≤ |
Min |
600 |
600 |
600 |
600 |
|
Bend strength 3 days |
≥ |
Mpa |
3.5 |
4.0 |
4.0 |
‘ 5.0 |
|
Bend strength 28 days |
≥ |
Mpa |
6.5 |
’ 7.0 |
6.5 |
7.0 |
|
Compressive strength 3 days |
≥ |
Mpa |
16.0 |
22.0 |
21.0 |
26.0 |
|
Compressive strength 28 days |
≥ |
mpa |
42.5 |
52.5 |
42.5 |
52.5 |
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