SIKA repair mortar SikaMonoTop-310 R - 20 kg - Grey, ideal for structural and non-structural repair of concrete buildings, engineering structures and civil engineering works. Advantages : Start of setting in 20 min at +20C Easy to apply on floors, walls and ceilings thanks to its paste-like consistency. Resistant to freeze/thaw cycles Resistant to sea water and sulphate water Thickness up to 70 mm per pass Immediate finish Can be painted after 4 hours drying time High pH steel passivating Features : Packaging : 20 kg bag Inspection/Colour: Grey Shelf life: 6 months from date of manufacture Storage condition: The product must be stored in its original packaging, unopened and in good condition, away from humidity, at temperatures between +5C and +35C. Always refer to the indications on the packaging. Density: approx. 2.16 kg Packaging : x1 Repair mortar Delivered in its original packaging Tips : QUALITY OF THE SUPPORT / PRE-TREATMENT The substrate must be clean, sound and have undergone suitable mechanical surface preparation to remove any loose or poorly adhering parts. In particular, it must be free of traces of oil, grease, laitance, curing products, old coatings and any substance likely to affect the adhesion of the mortar. The edges that delimit the area to be repaired must be clean. The substrate must have a cohesion of at least 1 MPa in direct traction. Exposed steel must be brushed or sandblasted to remove rust and then coated with Sika MonoTop-910 N passivate.