SJZ Chenghui Chemical Co., Ltd.
Main products:Sulfanilic acid,sulfanilic acid sodium salt,Aniline 2.5-disulfonic,optical brightener BA,Optical brightener BBU
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  • Contact Person : Ms. zhang susan
  • Company Name : SJZ Chenghui Chemical Co., Ltd.
  • Tel : 86-311-87713916
  • Fax : 86-311-87718185
  • Address : Hebei,shijiazhuang,no.368 youyi north avenue
  • Country/Region : China
  • Zip : 050061

factory Supply Hot sale water reducer FDN-A Naphthalene Sulphonate Formaldehyde

factory Supply Hot sale water reducer FDN-A Naphthalene Sulphonate Formaldehyde
Product Detailed
Concrete Additive FDN-A 1>Powder;liquid 2>Remarkable Plasticity 3>Water Reduction 21.8%min 4>Corrosion To Steel Bars:None

Product Name: Concrete Additive FDN-A

(Naphthalene Sulphonate Formaldehyde)

PRAMETERS & ACCEPTANCE CRITERIA (FCN-A)

ITEM

FDN-A

ITEM

FDN-A

Solids Content (%)

≥93%

PH Value

7-9

NA2SO4 Content (%)

<5%

Net Starch Fluidity (mm)

≥250mm

Content of Chloride (%)

<0.3%

Surface Tension (N/m)

(70±1)*10-3

 PRAMAMETERS & ACCEPPTANCE CRITERIA (FDN-A FOR REFERENCE)

Parameters

Criteria

Actual Results

Water Reduction %

≥20

21.8

Water Penetration %

≤90

79

Air Content %

≤2.0

1.6

Corrosion To Steel Bars

None

None

Temporal Distribution for setting (min)

Initial Setting Time

-90~+120

+22

Terminal Setting Time

+16

Compression Strength %

1d

≥180

200

2d

≥170

194

3d

≥150

161

28d

>130

142

Shrinkage %

28d

<130

125

Note: Standard Blend Dosage: 0.70% (AS CEMENT AMOUNT)

USAGE:

Blending dosage at 0.5%-1.0%, 0.6% mixing dosage advised.Prepare solutions as required.Direct use of powder agent is allowed. Alternatively the addition of the agent is followed by water moisturization (water-cement ratio: 60%).The agent can be combined with other externally applied agents if pilot development or laboratory experiment succeeds.

PACKAGE:

Package:

Powder: Packing in woven fabric bag with plastic inner. Net weight: 25kg±0.2kg or 50kg±0.2kg or 750kg±0.2kg

Liquid: Sealed plastic drums to prevent accidental leakage and evaporation. The material can be delivered or transported by tank car.

factory Supply Hot sale water reducer FDN-A Naphthalene Sulphonate Formaldehyde



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