Our products for high-speed railway 02
We are one of the best polycarboxylate superplasticizer manufacturers and ,TOP 10 manufacturer in China with the production capacity 100000 tonnes per year. Our polycarboxylate superplasticizer is certified by Ministry of China Railways for China high-speed railway projects. Our polycarboxylate superplasticizer is widely used in high-speed roads, high speed railways, bridges, power stations, tunnels and buildings.
Our Technical Data:
| Polycarboxylate Superplasticizer Concrete Technical Data |
| Items |
Standard Requirements |
Test results |
| Water reduction (%) |
≥25 |
34 |
| Air content (%) |
≤2.0 |
1.1 |
| Compressive strength (%) |
1d |
≥170 |
218 |
| 3d |
≥160 |
203 |
| 7d |
≥150 |
199 |
| 28d |
≥140 |
184 |
| Slump (mm) |
Initial slump |
/ |
230 |
| Slump after 1h |
/ |
225 |
* The above results are based on our product XH-S20, solid content 20%, tested according to standard TB/T3275-2011.
| Polycarboxylate Superplasticizer Technical Data |
| Items |
Test results |
| Appearance |
Light white or Colorless liquid |
| Solid content |
50%
|
| PH |
6 |
| Specific Gravity |
1.10±0.02 |
| Total alkali content |
≤2.0%
|
Chloride content (Cl-)
|
≤0.10% Chloride-free
|
*The above results are based on our PCE (mother liquor), tested according to standard GB8076-2008.
European Standard: (EN934-2:2001)
Requirements for high range water reducing admixture (at equal consistence)
|
Property |
Reference concrete |
Test method |
Requirements |
| 1 |
Water reduction |
EN 480-1 reference concrete I |
Slump EN 12350-2 or flow EN 12350-5 |
In test mix ≥12% compared with control mix |
| 2 |
Compressive strength |
EN 480-1 reference concrete I |
EN 12390-3:2001 |
At 1 day: Test mix ≥140% of control mix At 28 days: Test mix ≥ 115% of control mix |
| 3 |
Air content in fresh concrete |
EN 480-1 reference concrete I |
EN 12350-7 |
Test mix ≤2% by volume above control mix unless otherwise stated by the manufacturer |
| 4 |
Water soluble chloride |
|
EN 480-10 |
Either ≤0.10% by mass or not above the manufacturer’s stated value |
