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