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WH-FDN-AⅡ-A1 Slump Retention Naphthalene Superplasticizer

  • 产品性能特点

   Product Performance characteristics

1The main ingredient of this product is β -naphthalene sulfonate  formaldehyde condensatewe have liquid and solid,solid is  brown powder,solid is dark brown.No toxicNo corrosion.

2the water reducing of this product can reach from 14-28%,can obviously improve the concrete physical performance,especially for early strength,also can improve last strength,its compressiontensileanti-braking and elastic modulus.at same condition, it can save cement by 10-20%.

3can obviously improve the cement materials workability ,fluidity and slump retention.

4can improve anti-permeability and anti-freezing of the concrete.low alkali content.

5this product has good adaptability for portland cementcommon portland cementslag cement and fly ash cement.

6can get better performance for water reducing and slump retention by mixing with  aliphatic water reducing admixture and aminosulfonate admixture.

   Usage application

1suitable to produce the precast and on-site concreteferroconcrete prestressed concrete under 80 C of the industrial and civil construction water conservancyportmayor project.

2suitable to produce pumping concretehigh fluidity concreteself-leveling concrete and steamed concrete.

3suitable for the long-lastinglong-stable large reservoirlarge bridgehigh level building of nation key projections.

   Recommended dosage

Normal dosage is from 0.5-1.2%,suitable dosage is 0.75%,people can choice best dosage by test according to the adaptability of admixture and cement.our factory can supply the technical data of dosage and match ratio as reference freely.

   packing

1powder product can be packed by woven bag with plastic liner and moisture proof paper bag of 25kg40kg1000kg;liquid can be loaded into plastic barreliron drum; and also can be with 20MT flexibag.

2rain proof and moisture proof while transportation,anti-caking. To be sealed when used iron drum for preventing leaking.

   Storage term and validity period

    Powder should be stored in dry and ventilated warehouse.if caking because of moisture, only can be used after crashed into demanded fineness or solvent into to liquid.if overdue, must be used only after test. 

The validity is for 2 years.

   Use method

1liquid can be used directly. Put into mixer with cementing materialwater ,then stirring.

2powder will be made to demanded concentration solution first, then use. Also can be added directly, but must more time for stirring.


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