Naphthalene Sulfonate Superplasticizer

By following the ongoing market developments and trends, we are the leading Exporter, Manufacturer & Supplier of Naphthalene Sulfonate Superplasticizer in Jinan, Shandong, China.
Alternative name:
Sodium naphthalene sulfonate formaldehyde, SNF, sodium naphthalene sulphonate formaldehyde condensate, poly naphthalene sulphonate formaldehyde,A PNS,A FDN,A superplasticizer,A
highA efficiencyA slushingA agent.
Application:

SNF mainly be used for formulating concrete super plasticizer, high high-strength concrete, steel concrete, prestressed concrete, large formwork concrete, slip forming concrete etc, as a water reducing agent. Compatible with all types of Portland Cement.
Specification:

Naphthalene superplasticizer
item
IndicatorsSNF-5%SNF-10%SNF-18%
appearanceYellow brown powderYellow brown powderYellow brown powder
Solid contenta Y92%a Y92%a Y92%
Sodium sulfate<5%<8%<18%
chliridion<0.3%<0.4%<0.5%
PH value7-97-97-9
Cement paste fluiditya Y250mma Y240mma Y230mm
Surface tension(70A 1)A 10-3N/M(70A 1)A 10-3N/M(70A 1)A 10-3N/M

Inspection itemSNF-5%SNF-10%SNF-18%
Water-reducing rate2220.120
Bleeding rate798085
Air content2.02.02.0
Setting timeInitial time+22+22+22
Final time+16+16+16
Compressive strength rate1d156156156
3d152152152
7d146146146
28d138138138
Rate of shrinkage90d828282
The degree of reinforcement corrasionNot haveNot haveNot have
Dosage:
0.5 - 1.5% by weight of cement. Exact dosage rates are dependent on the type of effect sought, quality of cement and aggregates, water/cement ratio and ambient temperature. Therefore, in many cases it is advisable to carry out trial mixes.
SNF-C can be added directly or added in after dissolved in water. It can be added during mixing and after-mixing (better). The after-mixing approach can achieve better result.

Packing&Delivery:
For powder: Woven plastic bag with film liner. Net weight: 25kg +/- 0.2 kg.

It should be stored in a dedicated warehouse that is well-ventilated and dry and keep

away from moisture.

Shelf Life: Minimum 12 months. After the expiration date, it can be used if testing results is qualified.