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Aro Primer is a bitumen based primer and contain volatile inflammable solvents. It is a thin black liquid. It is applied by brush over the cleaned dry concrete surface to act as primer and to increase the bonding property between concrete and mastic
membrane.

 

  
 
Steel surfaces should be free from rust, scale, grease, oil, etc. Preparation can be done by wire brushing, sand or shot blasting or by chemical etching.

Concrete surfaces must be cleaned of all lubricants, previous coatings etc. If the surfaces are contaminated by acid, it has to be neutralized and washed with fresh water and allowed to become absolutely dry prior to application.

 

  
 
Drying Time Not more than 8 hours
Consistency Smooth and uniform suitable for application by brush
Finish Smooth semi glossy
Colour Black
Flash Point 30°C minimum
Shelf Life 12 months at Room Temperature (under shade)
Dry Film Thickness 30 to 35 micron/coat
Coverage Average 3 to 4/m2 per Ltr. per coat

 

  

 
The ARCOY Technical Department is maintained to provide you with assistance and advice on any problem of acid or alkali proof construction. Write them your service conditions to obtain prompt recommendations and design suggestions. No obligations of course.

 

  

 

 

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