Sikadur® 31+ (Epoxy adhesive for structural bonding and concrete repair)

Size: Sikadur 31+ 1.2 kg
Sale priceRs 966.00


Sika Sikadur® 31+ Low-VOC epoxy adhesive for structural bonding and concrete repair

 sika mauritius

Sikadur®-31+ is a 2-part, low-VOC, moisture-tolerant epoxy structural adhesive which bonds to many construction materials. It is also used for structural concrete repairs, joint filling, and crack sealing. It can be used in both do-it-yourself (DIY) applications and professional applications.

  •  Easy to mix and apply
  •  Very low VOC (GEV Emicode EC1PLUS)
  •  Very good adhesion to many construction materials



The Product is used as an adhesive for:
  • Structural concrete repair (Principle 3, Method 3.1 of EN 1504-9). Repair of spalling and damaged concrete in buildings, bridges, infrastructure and superstructure works
  • Structural strengthening (Principle 4, Method 4.3 of EN 1504-9). Bonding plate reinforcement
  • Structural strengthening (Principle 4, Method 4.4 of EN 1504-9).  Increasing the bearing capacity of the concrete structure by adding mortar
The Product is used for bonding the following materials:
  • Concrete
  • Natural stone
  • Ceramics
  • Fibre cement
  • Mortar
  • Brick masonry
  • Brick slips
  • Steel
  • Iron
  • Wood
The Product is used for repairing and reprofiling:
  • Structural concrete elements such as beams, columns, and walls
  • Non-structural concrete elements
  • Small patches and edges
The Product is used for filling and sealing:
  • Joint arrises
  • Crack arrises
  • Non-structural static cracks
  • Holes
  • Voids


Sikadur®-31+has the following advantages:

  • Easy to mix and apply
  • Very low VOC (GEV Emicode EC1PLUS)
  • Very good adhesion to many construction materials
  • Very good initial and ultimate mechanical strength
  • Suitable for structural concrete repair, class R4 according to EN 1504-3:2005 (Structural and non-structural repair)
  • Good adhesion to dry and mat damp concrete
  • Thixotropic: non-sag in vertical and overhead applications
  • No primer required
  • Good resistance to abrasion
  • Good resistance to specific chemicals
  • Differently coloured components for mixing control
  • Impermeable to most liquids and water vapour
  • Hardens without shrinkage
  • Application up to 30 mm thickness in one layer
  • Temperature application range +10 °C to +30 °C



Component A: white
Component B: dark grey
Components A+B mixed: concrete grey


 For Product Data Sheet, please click here.

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