Block Joining Mortar

Chennai Paints BL Mortar is a ready to use dry mix mortar formulated by blending selected cement binders, graded aggregates and chemical additives for laying of ACC blocks, wire cut bricks, Hollow blocks and other cement block works.

Advantages

  • Ready to use dry mix mortar, requires only water addition
  • Excellent adhesion and good anti-sagging property
  • Block can be layed up to Lintel level at one stretch
  • Versatile to use as brick laying mortar
  • Minimize hair line cracks caused due to material shrinkage
  • Uniform high strength and smooth surface finish
  • Thin bed application helps in clean and neat brick laying practice, resulting in Considerable saving in material consumption.
  • Economical as a result of fast installation
  • Good fluidity with controlled plasticity helps to get easily absorbed to the surface pores

Uses

Chennai Paints BL Mortar can be used for all types of block laying and concrete brick laying works. It can also be used on substrates like concrete Block, Cement Mortar Blocks, Concrete hollow blocks, Aerated Light weight blocks, Cellular concrete blocks, Fly Ash Bricks.

Method of Application

Surface Preparation

The surface must be clean and sound and free of dust, loose particles, cement laitance, grease, rust and other contaminants

Mixing

Pour 6.0-6.5 liters of clean water into a wide mouth plastic container. Slowly empty the 25 Kg bag of Chennai Paints BL Mortar into the container and stir well using a mechanical stirrer to obtain smooth lump free consistency paste/mortar. Wait for 5-10 minutes for the polymers in the system to get activated and once again remix the mortar to have a uniform dispersion of polymers for good workability and optimum results

Cleaning

Tools and equipment should be always cleaned promptly with clean fresh water

Physical Properties

Supplied in Dry Powder Form / Color Cement Grey / Application Thickness Up to 4-5 mm / Binders Portland cement & Polymers / Filler Selected graded aggregates with maximum 3 mm grain size Water requirement 6.0-6.5litres/25 kg bag/ Density ASTM C 185 Dry = 1.55 kg/liter Wet 1.7 kg/liter. Compressive strength ASTM C 109 >14 N/mm:@28 days Water retention BS 4551 >95%. Drying shrinkage ASTM C531 <0.1%

Packaging

Available in Pack sizes 40 & 25 kg

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