Racem Grey

Brand: RA&Sons

RACEM GREY is a versatile base coat plaster that can be used internally and externally to render concrete blocks or stone. RACEM GREY provides a perfect base coat for tiling or finish plasters. It’s premixed cement and lime formula makes it easy to work with and saves time.


Surface Preparation

All surfaces should be clean and free from dust, debris and surface contaminants like grease and oil. Apply one coat of either RAPRIMER or RABINDER depending on substrate, this helps adhesion.


Mixing And Application

RACEM GREY can be mixed mechanically with either a paddle mixer in a clean bucket using 5.5 to 6 litres of clean water per 25kg bag. Use eye protection and dust masks at all times.

Apply RACEM GREY by hand or spray machine to a minimum thickness of 10mm and level off.  Scratch the surface before the product has cured to form a key for either tiling adhesive or finish plaster.



Do not apply RACEM GREY:
• on surfaces which are excessively wet
• at temperatures less than +5°C and over + 35°C



RACEM GREY is a factory made mortar produced by R.A. & Sons Manufacturing Ltd and it conforms to the European Standard EN 998-1 for constancy of performance and quality.

Premixed Cement Based Plaster

Packaging & Storage

RACEM GREY is supplied in 25Kg bags and can be stored up to 12 months in a cool dry place, in its unopened original packaging.

Safety Notice

Before using RACEM GREY it is recommended to consult the product safety data sheet available on request.

Technical Data

1400 [kg/m³]
Grey powder
Coverage [theoretical]
14[Kg/m²] per 1 cm thickness
Water to be mixed
Pot life
Apprx. 2 hours
Temperature of application
'+5°C to +35°C
Comp. resistance at 28 days
Category CS Ill
Adhesion to surface
>0.7 N/mm'
Flexure resistance
Steam diffusion resistance factor
Fire resistance
Class Al
Thermal conductivity A
0.42n w/mk
Harmfulness according to Norm 88/379
The data and statements in this information sheet refer to laboratory tests in our possession, conducted in standard environmental conditions. Practical applications on site according to these conditions of use may result in different data readings. Due to the wide variety of possible uses and applications, the end-users should independently determine the suitability of the material for their specific purpose prior to use. R.A. & SONS Manufacturing Ltd. reserves the right to make technical modifications of any kind without prior notice.

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