Concrete Admixture Superplasticizer/Naphthalene Superplasticizer Sodium Salt of Polynaphthalene Sulfonic Acid (PNS)

• Type: Concrete Admixture
• Transport Package: Packed in 25kg Per Bag
• Specification: tech grade
• Trademark: LAMBERT
• Origin: China
• HS Code: 382440
• Production Capacity: 300000mt/Year

Product Description

Construction Amixture/Concrete Water Reducing Agent /SNF/FDN/PNS Sodium Naphthalene Sulphonate Formaldehyde

Basic information:

1) Chemical name: Sodium Salt of Polynaphthalene Sulfonic Acid
2) CAS number: 36290-04-7
3) Standard: GB 8076-1997
4) Molecular weight: 480.44


Product detail

1. SNF-05 Sodium sulfate content ≤5%
2. SNF-10 Sodium sulfate content ≤10%
3. SNF-18 Sodium sulfate content ≤18%
The lower sodium sulfate content, the better effect of naphthalene sulfonate formaldehyde.
 
Product Introduction
 

Technical data sheet
Detection project		Performance index	Measured value
Water reducing ratio %		≥14	≥20
Bleeding rate ratio %		≤90	≤80
Gas content %		≤3.0	≤2.0
The gap of condense time (min)	Initial condense	-90~120	-90~120
	Final condense
Ratio of compressive strength %	1d	≥140	≥160
	3d	≥130	≥150
	7d	≥125	≥140
	28d	≥120	≥130
Ratio of shrinkage rate %		≤135	≤135
Corrosion effect for steel		None	None
Uniformity index	Detection project	FDN Powder Index
	Solid content (%)	≥90
	Fitness (%)	0.315mm (residue)<10
	PH value(10g/L)	7--9
	Chlorine ion content(%)	≤0.5
	Sodium sulfate content(%)	≤5
	Total alkali content(%)	≤20
	Insoluble matter(%)	≤0.5
	Cement net fluidity(mm)	≥220
	Appearance	Yellowish-brown powder
Recommended dosage range of 0.5-0.8%, the user should according to the need to experiment to determine the optimal dosage.

Application:

Mainly used for formulating concrete superplasticizer, high high-strength concrete, steel concrete, prestressed concrete, large formwork concrete, slip forming concrete etc, as a water reducing agent.

Storage

Keep in shaded, cool and dry place, Shelf life is two years.

Packing:

In 25kg plastic woven bag

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