Customization: | Available |
---|---|
Appearance: | Colorless/Brown |
Application: | Concrete Admixture, Mortar Admixture, Self-Leveling Compound |
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pce slump retention type concrete water retaining agent
polycarboxylate superplasticizer can be used for precast concrete,SCC concrete,ready mix concrete,self-leveling mortar,etc.
concrete test for your reference
Standard testing=1.2 g PCE + 87g Water + 300g Cement
Dosage of 50% PCE % Ratio of Water reducing %(at least)time(min) | slump variation retention | state |
30min | 240mm | rising |
60min | 280mm | max |
120min | 280mm | max |
180min | 260mm | lost |
polycarboxylate superplasticizer price
1,specification
Table 1 Water reducer homogeneity index
Appearance | Colorless to yellowish or brown viscous liquid |
Bulk density(kg/m3,20ºC) | 1.107 |
Solid content(liquid)(%) | 50% |
PH value(20degree) | 6~8 |
Alkali Content(%) | ≤0.50 |
Sodium Sulfate Content | 0.004 |
Water Reducing Rate | 32% |
Air Content | 0.42% |
CL- Content | 0.0007% |
b,concrete performance(water reducing type)
Inspection Items |
unite | standard value | test result |
1h After Fluidity of Cement Paste |
mm |
≥220 |
240 |
Water Reducing Rate |
% |
≥25 |
32 |
Atmospheric Pressure Bleeding Rate |
% |
≤60 |
21 |
The Difference Between the Setting Time
|
min |
Initial <-90 |
25 |
Final <-90 |
10 | ||
Slump Variation Retention |
60 min |
≥180 |
230 |
120min |
≥180 |
210 | |
Ratio of Compressive Strengh |
3d |
≥170 |
215 |
7d |
≥150 |
200 | |
28d |
≥135 |
175 | |
Effect on Reinforcement Corrosion |
/ |
No Corroding |
No Corroding |
Ratio of Shrinkage |
/ |
≤110 |
103 |
Tested by Shanlv P.O.42.5 standard portland cement, with the dosage of 0.25% of CL-WR-50 |
Time (min) | slump variation retention (mm) | state |
30min | 240mm | rising |
60min | 280mm | max |
120min | 280mm | max |
180min | 260mm | lost |