Product Data Sheet Show all documents

Sikagard®-552 IN Primer W

Water based acrylic primer for protective coatings

Sikagard®-552 IN Primer W is a one-component water dispersed adhesion promoting primer for water dispersed polymer paint coatings.   
Sikagard®-552 IN Primer W is part of a system that complies with the requirements of IRC:SP:80 as a protective coating.

  • Water dispersed, solvent free
  • Environment friendly
  • Water vapour permeable
  • Can be used as an adhesion promoter for coating or cement based resurfacing mortar
Product Data Sheet Show all documents

Usage

  • Priming coat for concrete and dense mineral substrates like fibre cement, aerated concrete, gypsum and thin rendering mortars
  • Can be used as a primer on firmly adhering existing water based coatings in case of concrete surface treated with hydrophobic impregnation.
 

Advantages

  • Water dispersed, solvent free
  • Environment friendly
  • Water vapour permeable
  • Can be used as an adhesion promoter for coating or cement based resurfacing mortar

Packaging

10 kg plastic bucket

Colour

Milky white liquid

Product Details

Product Information

Chemical base

Acrylic polymer (acrylate) dispersion

Shelf life

12 months from date of production

Storage conditions

The product must be stored in original, unopened and undamaged sealed packaging in dry conditions at temperatures between +5 °C and +35 °C. Protect from direct sunlight and frost.

Density

~1.02 kg/L (at +27 °C)

(EN ISO 2811-1)

Solid content by weight

20–23 %

pH-value

~9

 
System information

System structure

LayerProduct

No of coats

Primer

Sikagard®-552 IN Primer W

1

Protective coatingSuitable Sikagard® range of water based coating

1–2

Please refer to the individual product data sheet of water based protective coating for number of coats required.

Application

Application Information

Ambient air temperature

+8 °C min. / +40 °C max.

Relative air humidity

80 % max.

Dew point

Substrate and ambient temperature must be at least +3 °C above dew point.

Substrate temperature

+8 °C min. / +40 °C max.

Waiting time / Overcoating

Before applying Sikagard®-550 W IN on Sikagard®-552 IN Primer W allow:

Substrate temperatureTime
+8 °C~12 hours
+20 °C~6 hours
+40 °C~1.5 hours

 
Note:

  • When application is on existing coating, waiting time prior to overcoat the primer will increase by 100 %.
  • Use only water dispersed coating systems on top of Sikagard®-552 IN Primer W.
Consumption

Consumption

~0.120–0.200 kg/m2 (~5–8 m2 per litre) dependent on the absorbency of the substrate.
Application steps

APPLICATION

IMPORTANT

Do not apply if the rain is expected during the minimum curing time.

  

Sikagard®-552 IN Primer W is supplied ready to use, do not dilute it.

  1. Shake it thoroughly prior to application.
  2. Apply single coat of Sikagard®-552 IN Primer W by brush, roller or airless spray, to cover the full substrate.

CLEANING OF TOOLS

Clean all tools and application equipment with clean water immediately after use. Hardened or cured material can only be removed mechanically.

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