Kelong химические добавки для бетона, поликарбоксилат, водный редуктор, ПЭ порошок

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Product Details


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R-209 Polycarboxylate Superplasticizer in Powder


Description


It is polycarboxylate based high performance water reducer in powder with high water reduction, excellent superplasticizer, enhancing the strength for concrete.


Uniformity parameters (mixing amount: 0.3%)



































Appearance



Light yellow powder



Bulk density (kg/m3, 20)



500



Cement paste fluidity(mm)



240



Air content %



6.0



Slump loss retention (mm)



30min



180



60min



150



Corrosion of steel bar



No



Product Characteristics


1. Wide adaptability: It is compatible with ordinary silicate cement, slag silicate cement and all kinds of blending having excellent dispersibility and plasticity.


2. High water reduction: The water reduction rate of concrete is above 38% improving concrete working characteristics, increasing concrete strength and durability.


3. Good slump retention ability: Guarantee concrete pumpability.


4. Good dispersibility: Making concrete have high fluidity.


5. Good cohesiveness: Making concrete have excellent workability, non-segregative  & non-bleeding.


6. Lower cost & No harmful substances.


Usage


The recommended mixing amount is 0.3-0.8%. The actual mixing amount depends on testing. The recommended stirring time is 150s at least. It can also compound with other concrete admixtures. It can be added directly or after preparing solution with water.


Application


It is suitable for the preparation of dry mortar, pumping, high strength, high durability, self-compacting & precast concrete.


Safety attention


Keeping away from contacting skin and eyes. In case of contact, immediately flush skin with plenty of water. In case of allergy and other adverse reaction, seek immediate medical advice.


Package & Storage


Packed in 25kg fibre drum or plastic woven bag and stored at dry and cool place at 0-35, away from sunshine. Its storage life is normally one year.


 





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0.2137 s.