Sika Sikadur 31+ Epoxy Adhesive

Sika Sikadur 31+ Epoxy Adhesive is a two-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) and professional applications.

BENEFITS:

- 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

RECOMMENDED FOR:

- 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
- Used as an adhesive for structural strengthening (Principle 4, Method 4.3 of EN 1504-9). Bonding plate reinforcement
- Used as an adhesive for structural strengthening (Principle 4, Method 4.4 of EN 1504-9). Increasing the bearing capacity of the concrete structure by adding mortar
- Used for bonding concrete, natural stone, ceramics, fibre cement, mortar, brick masonry, brick slips, steel, iron and wood
- Used for repairing and reprofiling of structural concrete elements such as beams, columns, and walls
- Non-structural concrete elements
- Small patches and edges
- Used for filling and sealing of joint arrises, crack arrises, non-structural static cracks, holes and voids