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SikaCem-133 Rapid Gunite, Fast-spray concrete for quick small repairs, Interior & Exterior, Grey Powder, 25 kg

Cement & Mortar
SIKA

Sika is a global leader in specialty chemicals for the construction and industrial sectors. The company develops and supplies innovative products and systems for bonding, sealing, damping, reinforcing, and protecting structures. With a strong focus on sustainability and performance, Sika serves a wide range of applications including concrete production, waterproofing, roofing, flooring, and structural strengthening.

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R4 FAST SETTING DRY SPRAYED MICRO REPAIR CONCRETE

SikaCem-133 Rapid Gunite is a cement based, polymer modified one component fast setting repair mortar containing silica fume and high range water-reducing agents, meeting the requirements of Class R4 of EN 1504-3. Formulated for machine applications using the dry spray process with set accelerators.

Usage
▪ Large volume repairs.
▪ Bridges.
▪ Marine structures.
▪ Tunnels.
▪ Buildings.
▪ Fire damaged structures.
▪ For exterior and interior use.
▪ In place of R1, R2 and R3 mortars.  
Advantages
▪ One component, ready to use.
▪ Non silica aggregates.
▪ Low rebound losses and dust formation during the spraying process.
▪ Layer thicknesses in one application overhead up to 100mm are possible.
▪ Rapid strength gain.
▪ Fast Initial and final set times.
Packaging

25 kg bag

Colour

Grey powder

Technical Information
Compressive Strength

1 day~35MPa     
3 days~45MPa
7 days~50MPa  
28 days~60MPa    

Modulus of Elasticity in Compression

~33 GPa

(EN 13412: 2006)

Flexural Strength

~8-9MPa at 28 days

Tensile adhesion strength

~2.0MPa

(EN 1542:1999)

Coefficient of Thermal Expansion

13.5 × 10-6/°C

(EN 1770:1998)

Electrical Resistivity

~16 KΩ/cm

(4 point wenner @ 28 days)

Capillary Absorption

~0.36 kg.m-2.h-0.5

(EN 13057:2002)

Freeze Thaw De-Icing Salt Resistance

Good resistance with no visible change after 50 cycles

(EN 13687-1:2002)

Reaction to Fire

Euroclass A1

Application Information
Layer Thickness

15 mm min. / 150 mm (Vertical) 100mm (Overhead) max.

Ambient Air Temperature

+3°C min. / +30°C max.

Substrate Temperature

+3°C min. / +30°C max.

Initial set time

~12 mins

(EN 13294)

Final set time

~16 mins

(EN 13294)

Typical set time @ 20°C