POP, White Cement & Acrylic Wall Putty: Make Right Choice

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The term putty is very popular for home decoration. It provides a very strong and durable foundation for paints and brings out the rich look. It is specially formulated for filling dents, hair cracks, levelling surface imperfections due to plaster, prevent dampness, efflorescence etc. There are various types of putty available in market. Originally only Plaster of Paris was used. Now readymade putties are available and are manufactured by reputed manufacturer like Birla White Putty, JK Wall Putty, Minar Wall Putty and so on. They all have different properties and different purposes. Hence, here we give you a brief comparison of all these putties to help you make the right choice.

White Cement Wall Putty

Acrylic Wall Putty

Plaster Of Paris (POP)

01. Description

  • It is white cement, mineral and polymer based putty formulated to give white coating, bright, smooth and superior finishes on wall surface essential for wall painting. Nowadays this type of putty is trend.
  • It is an acrylic and water based ready to used putty specially formulated to prepare smooth wall surface for painting.
  • It is a basically gypsum. It is white powder which sets when mixed with water and used as a base for wall painting.

02. Area of Application

  • It can be applied on exterior/ interior/ ceiling / exposed surface.
  • It can be applied on interior/ceiling surface. It can’t be applied on external surface.
  • It can be applied on interior/ceiling surface. It can’t be applied on external surface as it gets dissolved in water.
Also Read: How to Apply Wall Putty Before Paint?

03. Properties

a) Binding Property
  • It is cement based putty, hence good binding property.
  • Binding property is lower than cement based putty.
  • Very low binding property.
b) Water Resistant
  • Very good resistance to dampness.
  • Good resistance to dampness.
  • It is not water resistant. Peels off when comes in contact with water.
c) Strength
  • High strength due to cement. It has a good tensile adhesion strength, compressive strength and flexural strength.
  • Low strength.
  • Very low strength.
d) Durability
  • It is more strong and durable due to good binding property.
  • It is more durable than POP.
  • It is less durable. Life is less and hence reduces life of paint.
e) Recommended Dilution
  • First coat 45% (v/w) depending on surface conditions. Second coat 50% (v/w) depending on surface.(It also depends on different manufacturers. Follow manufacturer instructions.)
  • Dilution not required. It is ready to use.
  • Dilution is required.
f) Drying Time
6 to 8 hours 4 to 6 hours 15 to 20 minutes
g) Number of Coat Required
2 Coats 2 Coats 2 Coats
h) Finish
Smooth and matt Smooth and glossy Smooth
i) VOC
No VOC content. 25 gm/liter approximately No VOC content.
j) Density
  • 1.7± 0.5 gm/m3 approximately. (It depends on manufacturer.)
  • 1.65 to 1.75 gm/m3 approximately. (It depends on manufacturer.)
  • 1.2 gm/m3 approximately.
k) Shelf life
  • Use the material within 6 months for best performance.
  • 1 Year from the date of manufacturing.
  • Should be used immediately after adding of water other it will get clinker.
l) Look
  • Better appearance due to very high whiteness of putty.
  • It looks white.
  • Yellowish surface is achieved. Hence will absorb more paint, if it white or other type of shades.

04. Coverage

  • 10 to 15 Sqft/Kg/ 2 Coats

i.e 1 to 1.5 Sqmt/Kg/2 Coats

  • 24 to 35 Sqft/Kg/2 Coats

i.e 2.4 to 3.5 Sqmt Kg/2 Coats

  • 6 to 7 Sqft/Kg/ 2 Coats

i.e 0.6 to 0.7 Sqmt Kg/2 Coats

05. Thickness

  • 1.5 mm
  • 1.5 mm
  • 1.2 to 2.0 mm

06. Primer coat on base surface

  • No requirement of primer coat.
  • Primer coat application is a must before and after applying putty.
  • Primer is required before applying POP on wall.

07. Method of Application

  • Applied with putty Knife, trowel.
  • Applied with putty Knife, trowel.
  • Applied with putty Knife, trowel.

08. Features

  • Excellent adhesion strength
  • Good workability
  • Controlled over vapour permeability
  • Excellent abrasion resistant
  • Resists growth of algae and fungi on wall
  • Reliable and long lasting
  • Excellent finish and paint effects
  • No water curing required
  • Less paint is required because of its low absorption.
  • Low maintenance
  • Non-toxic
  • Well suited for all types of paints
  • It is ready to use.
  • It has a better alkali resistance.
  • It has an acrylic binder that retains strong grip.
  • It gives reach and smooth finish.
  • It is suitable for all kind of paint.
  • It dries fast, thus ensuring faster completion of a job.
  • It does not shrink while setting.
  • It has good adhesion on fibrous materials.
  • It mixes up easily with water and is easy to spread and level.
  • It gives a firm surface on which the colours can settle.
  • It can easily be moulded into any shape. It is also used for creating architectural design element on wall and ceiling.
  • It has low thermal conductivity.
  • It is not likely to cause cracking of surfaces.
  • It forms a thick surface to resist normal knocks after drying.
  • It can be suitable for both acrylic and oil paint.

09. Precautions

  • Keep it ventilated locations and away from the source of ignition and fire.
  • Use safety equipment like rubber or polyethene gloves/glasses and face mask.
  • Always apply putty by using a putty knife.
  • It should be preferably mixed with a mechanical stirrer in order to remove air and lumps to get the best result.
  • Never add putty in water.
  • Keep the product out of reach of children.
  • Always keep the contents tightly tied and closed and keep in a dry place when not in use.
  • Never used hardened putty by adding water.
  • In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
  • Do not pour leftover paint down the drains or in water courses.
  • Avoid when the extreme temperature is less than 10 °C.
  • Use safety equipment like rubber or polythene gloves/glasses and face mask.
  • The container must be tightly closed when not in use.
  • Never mix Plaster of Paris with your bare hands.
  • Use safety equipment like rubber or polyethene gloves/glasses and face mask.

10. Cost

  • Less than acrylic wall putty
  • More than white cement wall putty
  • Comparatively cheaper than  both.

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