Tretoshield 1K-4 is a single-component polymer-based levelling mix.
Summary of benefits
- Single-component (just add water), easy to use.
- Low shrinkage / high density.
- Ensures a crack-free concrete screed layer.
- High polymer content – ensures strong adhesion.
The repair mix is intended for use in the concrete repair work of:
- harbour buildings,
- concrete structures in direct contact with drinking water.
- The levelling mix is packaged in a 25 kg paper bag or 1,000 kg bag.
- Density: 1.9 kg/l
- Compressive strength (BS4551:1980,15):
1 d 15.0 N/mm2
7 d 30.0 N/mm2
28 d 50.0 N/mm2
- Flexural strength (BS4551:1980,15):
7 d 4.0 N/mm2
28 d 6.5 N/mm2
- Bond strength (BS1881:PT121): > 2.5 N/mm2
- Coefficient of thermal expansion: 13.6 X 10-6
- Free slumping: 0.001%
- Pot life (+20 °C): 35 min (temperature-dependent)