Structural repair of horizontal and slightly inclined surfaces with deep damage is the main task of this coarse-grained flowable class R4 mix with polymer fibre. It is used on industrial floors, road and airfield pavements, bridges and overpasses, and equipment foundations. Ratings to GOST 31358-2019 are B50, W20, F1 1000; bond to substrate 2.5 MPa, compressive strength after 28 days 65.0 MPa.
| Manufacturer | Pakol — OOO “NPO Pakol”, Vysokaya Gora |
|---|---|
| Type | flowable repair mortars |
| Use | floors, roads and airfields, bridges and overpasses, industrial buildings, equipment foundations |
| Base | Dry construction mix, coarse-grained, non-shrink, flowable type, on a cement binder, containing polymer fibre |
| Packaging | 25 kg bags (three-ply with a polyethylene liner) |
| Application method | For structural repair of horizontal and inclined (not more than 10°) surfaces with deep damage (spalls, gouges, cavities, delaminations, etc.) from 10 mm |
| Application temperature | optimum +18…+30 °C; permitted from +5 °C |
| Key properties | aggregate size, mm: 3.0; mixing water, l per 1 kg: 0.12…0.14; workability: (Rk6) 26-30; bond strength to substrate, MPa: 2.5; shrinkage strain: 1.0 (0.10); strength after 24 h: flexural 6.0 / compressive 30.0 MPa; strength after 28 days: flexural 9.0 (Btb5.2) / compressive 65.0 (B50) MPa; modulus of elasticity, GPa: 25.0; sulphate resistance group: III; frost resistance: F1 1000, F2 300; watertightness: W20 |
| Shelf life | 12 months from the date of manufacture; storage at -30…+50 °C, humidity no more than 70 % |
| Standards | Rk6, B50, Btb5.2, W20, F1 1000 to GOST 31358-2019 (taking into account the requirements of GOST R 56378-2015, class R4); TU 23.64.10-008-76310469-2021 |
Data from the manufacturer’s technical data sheet. The coating system, number of coats and quantity are selected for your project on request.
High-strength flowable mixes for structural repair of floors, roads, airfields and equipment foundations; 80.0 and 100.0 MPa compressive after 28 days.
Low-viscosity epoxy resin for injecting cracks 0.1–0.8 mm wide through packers in columns, beams and floors; adhesion to concrete from 3.0 MPa.
Flowable cementitious grout for high-precision grouting of equipment, anchor starter bars and joints; fibre already in the mix, 100 MPa compressive after 28 days.
High-strength microcement for injection strengthening of foundations, consolidation of structures and soil stabilisation; 85.0 MPa compressive at W/S 0.3.
Fine-grained thixotropic R4 mortar for structural repair of shallow spalls on bridges, in tunnels and on columns; watertightness W18.
Mix with an expansive admixture and modifiers that reduce cracking, for structural repair and strengthening of reinforced concrete; class R4, B50.
