Naphthalene Sulfonate Formaldehyde 5% for Concrete Admixtures
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 kg
- Supply Capability:
- 50000 kg/month
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Naphthalene Sulfonate Formaldehyde (Na2SO4 ≤5%)
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 is suitable to make autotrophic concrete, steam curing concrete, steel concrete and prestress concrete, all of which are made mainly of portland cement.
2. NSF is applicable in areas with the daily lowest temperature of 0℃ and for making concrete which requires high fluidity, high strength or steam curing.
3. NSF can be used to make C80 concrete with slump loss between 50mm and 70mm, or C60 concrete with that between 180mm and 220mm.
Specifications
Items | Specifications |
Visual Appearance | Light Brown Powder |
Moisture, % | 8.0 max |
Fineness (0.315mm remains), % | 15.0 max |
pH value | 8–10 |
Sodium Sulfate Content, % | 5.0 max |
Chloride Content, % | 0.1max |
Surface Tension | 68-72 Mn/m |
Cement Paste Flow | 230mm min |
Water Reducing Rate | 18% min |
Steel-bar Corrosion | None |
Features and Benefits
1. High water reducing rate: over 20%.
2. Saving cement without sacrificing slump retention and strength.
3. Good flowability.
4. Early and post strengthening ability.
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.
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Naphthalene Sulfonate Formaldehyde 5% for Concrete Admixtures
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 kg
- Supply Capability:
- 50000 kg/month
OKorder Service Pledge
OKorder Financial Service
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