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Concrete Water Reducer Admixture Sodium Salt Of Polynaphthalene Sulfonic Acid Na2so4 5%

Wuhan Xinyingda Chemicals Co.,Ltd.
Wuhan Xinyingda Chemicals Co.,Ltd.
City: Wuhan
Province/State: Hubei
Country/Region: China
Tel: 86-27-86617137
Contact Person:
Ms Gloria Xia

Concrete Water Reducer Admixture Sodium Salt Of Polynaphthalene Sulfonic Acid Na2so4 5%

Brand Name : XYD
Model Number : 5%/10%/18%/23%
Place of Origin : China
MOQ : 1 MT
Price : negotiation
Payment Terms : L/C, T/T, D/P, Western Union
Supply Ability : 3,000MT per month
Packaging Details : 25 kg/bag
Appearance : Light Yellow powder
Net Starch fluidity(mm) : 250min
Content of cl–(%) : 0.3max
PH value : 7-9
Surface tension(N/m) : (70 ± 1) × 10 -3
Solids content(%) : 93min
Na2SO4(%) : 5%/10%/18%/23%
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Concrete Water Reducer Admixture Sodium Salt Of Polynaphthalene Sulfonic Acid Na2so4 5%

Other name:Sodium Naphthalene Formadehyde, SNF, PNS

HS CODE: 3824401000


1.Standard Quality Targets:

AppearanceBrownish powderPH Value7~9
Solid content≥91%Neat cement Grout flowability≥250 mm
Na2SO4<5%,10%,18%fineness0.315mm Mesh<15%
Chloride<0.3%Surface Tension(70±1)×10-3N/m

2.Main technical performances and Targets:(Dosage:C×0.7%)

Tested Data

Standard Data


Class 1Class 2
Water reducing rate≥(%)121020
Bleeding ratio≤(%)909515
Air content(%)<3.0<4.02.0

Setting time


Initial setting


Final setting-42


strength ratio


Shrinkage ratio(%)90d<13582
Corrosion resistanceYES OR NOYES

3.Technical Performances and Applicable Ranges:

Dosage: 0.5~1.0%( as weight of cement). Water reducing rate:20~30%.

JY-2209 in liquid form.

Solid content≥32%
Other targetsSame as in powder form
Recommended Dosage1.5~3.0%

(1) Keep strength unchanged,Use of this product can save cement consumption by 15-20%.

(2) When dosage is 0.7%(solid), Slump can be increased by 10cm.

(3) The product is suitable for manufacturing high strength concrete, accelerating strength concrete, flowing state concrete, pre-cast concrete and pre-stressed concrete, etc.

(4) Compressive strength, bending strength, impermeability and freeze-thaw resistance are remarkably increased.

4. Packing ,transportation and storage:

(1) Packing:25kg per plastic woven bag(Inner with Plastic pellicle) .

(2) It shall be stored in a waterproof, rainproof place to avoid agglomeration. If there is agglomeration, smashing or dissolving it will not affect using effect. The product is harmless and does not deteriorate in long terms.


(1) Before use, mix ratio test must be done,especially for the first time using this product, to find out the correct mix rate and dosage.

(2) High grading cement and reasonable sand/stone grading must be used to make high-strength or super high-strength concrete.

(3) Water dosage must be strictly controlled to keep mixture unchanged.

(4) The mix time should be prolonged for one minute;care should be taken to strengthen wet curing.

(5) If used with liquid form , moisture should be deducted from concrete mixture.

Any question of our quote, be free to contact us!

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