Description :

Sikadur®-31+ Rapid is a 2-part, fast-curing, epoxybased structural adhesive. It is moisture-tolerant, bonds to many construction materials and can also be used for structural concrete repairs, joint filling, and
crack sealing.

Uses :

• 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). Adding mortar.
  The Product is used for bonding the following materials:
• Concrete
• Natural stones
• Ceramics
• Fibre cement
• Mortar
• Brick masonry
• Brick slips
• Steel
• Iron
• Wood
  The Product if 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

Characteristics/Advantages :

Easy to mix and apply.
Very low VOC (GEV Emicode EC1PLUS ? ).
Very good adhesion to many construction materials.
High initial and final 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 matt damp concrete.
Thixotropic: non-sag in vertical and overhead applications.
No primer required.
Good resistance to abrasion.
Good resistance to chemicals.
Different coloured components for mixing control.
Impermeable to most liquids and water vapour.
Hardens without shrinkage. Can be applied up to 30 mm thick in one layer. Can be applied at temperatures between +5 °C and +20 °C.