Our products for high-speed railway 03
2015-04-16

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)
No. 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