Repair and restoration finishing thin-layer concrete putty
- application layer: up to 5 mm
- durable (not less than 30 MPa)
- crack resistant
- fiber reinforced
- frost resistant
- for interior and exterior work
Packing: 25 kg
The PRR-224 putty is intended for thin-layer leveling of surfaces and filling of the damaged places, cracks and sinks on concrete and reinforced concrete structures.
Can be used on vertical and horizontal surfaces for external and internal work, including painting.
In one pass the mixture can be applied with a layer up to 5 mm thick.
Not suitable for leveling light and porous concrete, brickwork, lime and gypsum plasters.
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|Composition||a mixture of highly active cement with mineral aggregates, modifiers and reinforcing fibers|
|Appearance||homogeneous granular mixture of gray color without impurities|
|Mixing ratio||4.5-5.0 liters of water per 25 kg of dry mix|
|Aggregate size||no more than 0,5 mm|
|Mortar shelf life||not less than 30 minutes|
|The compressive strength after 3 days||not less than 6.0 MPa|
|The compressive strength after 28 days||not less than 30.0 MPa|
|Tensile strength in bending after 28 days||not less than 5.0 MPa|
|Frost resistance||not less than 75 cycles|
|Shrinkage||no more than 1,2 mm|
|Adhesion to the base after exposure to air-dry conditions||not less than 2.0 MPa|
|Dry mix consumption||1.9-2.0 kg / m² per 1 cm of layer thickness|