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

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