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Sika MonoTop-3400 Abraroc, High-strength, abrasion-resistant repair mortar, 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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High Abrasion Resistant, High Strength Concrete Repair Mortar

Sika MonoTop-3400 Abraroc is a one-part, cementitious hand or machine applied, structural concrete repair mortar with very high resistance to hydraulic abrasion.

  • Ready to mix with water.
  • High abrasion resistance (A6 Classification).
  • High hydraulic abrasion resistance (equivalent to Granite).
  • Resistant to sea water and aggressive water conditions.
  • Applied up to 50 mm thick in one layer on vertical and horizontal applications.
  • Applied manually or mechanically (dry spray technique).
Usage
  • For new, and the refurbishment of, structures subject to hydraulic abrasion (sewer pipes, sewage treatment plants, dams, spillways, slipways, marine jetties and other maritime structures).
  • Water retaining structures containing water (pH > 4).
  • Abrasion resistant protective mortar layer.
  • Structures subjected to heavy abrasion or mechanical loads (storage or loading bays, silo floors, industrial floors, etc.).
  • Suitable for the environments XC1-XC4, XD1-XD3, XS1-XS3, XF1- XF4, XA1-XA3 according to the standard EN 206.
  • Restoration work (Principle 3, method 3.1 and 3.3 of EN 1504-9). Repair of spalling and damaged concrete in infrastructure and superstructure works.
  • Structural strengthening (Principle 4, method 4.4 of EN 1504-9). Increasing the bearing capacity of the concrete structure by adding mortar.
  • Preserving or restoring passivity (Principle 7, method 7,1 and 7,2 of EN 1504-9). Increasing cover with additional mortar and replacing contaminated or carbonated concrete.
 
Advantages
  • Ready to mix with water.
  • High abrasion resistance (A6 Classification).
  • High hydraulic abrasion resistance (equivalent to Granite).
  • Resistant to sea water and aggressive water conditions.
  • Applied up to 50 mm thick in one layer on vertical and horizontal applications.
  • Applied manually or mechanically (dry spray technique).
Packaging

25 kg bag

Colour

Grey powder

Technical Information
Abrasion Resistance

Wear Resistance Böhme

< 6 cm3/50 cm2

Wear Resistance

A6

Material

Resistance Index

Sika MonoTop-3400 Abraroc

0,5–0,6 at 28 days

Granite

0,35–0,8 at 7 days

Glass1 (reference)

1  Compagnie Nationale du Rhône test method for wet abrasion

Compressive Strength

1 day

2 days

7 days

28 days

~30 MPa

~45 MPa

~65 MPa

~85 MPa

C70

(EN 13892-2)

Modulus of Elasticity in Compression

≥ 20 GPa

(EN 13412)

Flexural Strength

1 day

2 days

7 days

28 days

~6 MPa

~7,5 MPa

~8,5 MPa

~11 MPa

F10

(EN 13892-2)

Tensile adhesion strength

≥ 2,0 MPa

(EN 1542)

Shrinkage

~500 µm/m at +20 °C 65 % relative humidity after 28 days

(EN 12617-4)

Restrained Shrinkage / Expansion

≥ 2,0 MPa

(EN 12617-4)

Thermal Compatibility

≥ 2,0 MPa (Part 1 Freeze-Thaw)

(EN 12687-1)

Capillary Absorption

≤ 0,5 kg·m-2·h-0,5

(EN 13057)

Water Penetration under Pressure

5 mm

(EN 12390-8 )

Carbonation Resistance

dk ≤ control concrete (MC (0,45))

(EN 13295)

Reaction to Fire

Euroclass A1

(EN 13501-1)

Application Information
Mixing Ratio

2,75 litres of water for 25 kg powder.

Fresh mortar density

~2,25 kg/l

Layer Thickness

10 mm minimum / 50 mm maximum

Product Temperature

+5 °C minimum / +30 °C maximum

Ambient Air Temperature

+5 °C minimum / +30 °C maximum

Substrate Temperature

+5 °C minimum / +30 °C maximum

Application Time

+5 °C

+20 °C

+30 °C

~20 minutes

~15 minutes

~10 minutes

Waiting Time / Overcoating

Minimum 24 hours at 20 °C.