Loading Port:China main port
Payment Terms:TT OR LC
Min Order Qty:10000 kg
Supply Capability:50000 kg/month
Naphthalene Sulfonate Formaldehyde (Na2SO4 ≤18%)
Description
NSF, a high range water reducer with no air entraining component, is also named as Naphthalene Sulfonate Formaldehyde Condensate (NSF), SNF, PNS, etc.. It complies with chemical admixture specifications for concrete: ASTM C 494, Type F; ASTM C 1017.
Application
1. NSF can be used as a raw material to compound accelerator, retarder, anti-freezing agent and pumping aid to satisfy requirements from different construction projects, techniques, materials and environmental temperatures.
2. NSF is compatible with Portland Cement, Portland Slag Cement, Fly-ash Cement, Portland Pozzolanic Cement, etc.
Specifications
Items | Specifications |
Visual Appearance | Light Brown Powder |
Moisture, % | 8.0 max |
Fineness (0.315mm remains), % | 15.0 max |
pH value | 7–9 |
Sodium Sulfate Content, % | 18.0 max |
Chloride Content, % | 0.1max |
Surface Tension | 68-72 Mn/m |
Cement Paste Flow | 240mm min |
Water Reducing Rate | 18% min |
Steel-bar Corrosion | None |
Features and Benefits
1. Great compatibility with various types of cement.
2. Improved Compactness: it develops a better pore structure and makes the concrete more compact. It produces high durable concrete of which the anti-infiltrating index is beyond P18.
Uses and Dosages
It can be added during mix or after mix, while the afterward approach is preferential.
Dosage normally ranges from 0.5% to 1.0% by weight of cementitious material, while the recommended dosage is 0.75%.
Package
It's packed in woven fabric bag with plastic liner. Net weight: 25kg.
FAQ:
1. Q:Are you a manufactory or trading company?
A:We are a professional manufactory with 12 years’ experience and 2 years of export experience, covers an area of 30 acres.
2. Q: May I know your MOQ request?
A:MOQ is 1 TON.
3. Q: Could you offer free sample?
A:We can provide free samples to you for quality testing.
4. Q: Does your product is dangerous merchandise?
A: Not dangerous merchandise, It belongs to Not legal Inspection merchandise.
5. Q: What about your packing?
A: Liquid in IBC tank or Flexitank;Powder in woven bags.
6. Q: How about your productive capacity?
A: 900000 tons/Year.
7. Q: What is your export port?
A: China main port.
8. Q: What is your delivery time?
A: Within 7 days after received advanced payment.
9. Q: Can you print logo or label on packing as customer request?
A: Yes, we can customize according to your requirements.
