Profskrin RC45-1.25 F, the winter version of the fine-grained mortar with 1.25 mm aggregate, is used for structural repair of concrete structures at temperatures from −10 to +10 °C. After placing, an above-zero temperature is maintained for 3 days under protective enclosures; the mix stays workable for 10–15 minutes. Class R4, compressive strength from 20 MPa after 24 hours and from 45 MPa after 28 days, water impermeability W16, shelf life in paper bags 6 months.
| Manufacturer | INDASTRO — OOO Sedrus, Kolomna |
|---|---|
| Type | thixotropic repair mortars |
| Use | industrial buildings, columns and beams |
| Base | Portland cement, mineral filler, modifying admixtures. |
| Packaging | paper bags 25 kg |
| Application method | Profskrin RC45-1.25F repair mortar is used for structural repair of concrete structures in winter. |
| Application temperature | −10…+10 °C |
| Curing | maintaining an above-zero temperature for 3 days (protective enclosures) |
| Key properties | mixing water: 3.0-3.5 (Kolomna (K)); maximum aggregate size, mm: 1.25; workability (cone spread): 120 – 140 mm; workability retention: 10-15 min; flexural strength at 24 h: ≥3 MPa; flexural strength at 28 days: ≥6 MPa; compressive strength at 24 h: ≥20 MPa; compressive strength at 28 days: ≥45 MPa; bond strength to substrate: ≥2 MPa; linear expansion/shrinkage: ≤0.8 mm/m; service in aggressive environments: 5< pH <14; frost resistance: F1 1000; frost resistance (road and airfield concrete, mineralised medium): F2 300; water impermeability: W16; service temperature: -60…+80 °C |
| Shelf life | 6 months in paper packaging, 12 months in plastic packaging from the date of manufacture, in a dry room |
| Standards | class R4 |
Data from the manufacturer’s technical data sheet. The coating system, number of coats and quantity are selected for your project on request.
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