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SikaTop® Seal 107

A cementitious base, 2-component polymer modified waterproofing slurry coating. It is applied to concrete and mortar to prevent water infiltration. SikaTop Seal 107 can be used for external and internal water-proofing, repair work and protection from frost and de-icing agents.
Areas of application:

Potable water tank

Basements

Terraces and balconies

Bridges

Retaining walls

Sealing hairline cracks, not subjected to movement

ADVANTAGES

SikaTop Seal 107 provides the following beneficial properties:

Pre-batched components

Easy mixing and application

Slurry  consistency

Good adhesion to sound surfaces

Impermeable

Effective barrier against carbonation process

Non -toxic

Non corrosive

Slightly flexible

Can be spray applied

PRODUCT DATA

Form / Colour

Component A : Liquid / White

Component B : Powder / Grey

Packaging

25 kg set (A+B)

Component A : 5 kg pail

Component B : 20 kg bag

Storage

Dry, cool, shaded place

Shelf life

Min. 6 months if  stored properly in unopened, original packaging

TECHNICAL DATA

Density

Component A: ~ 1.02  kg/ltr

Component B: ~ 1.40  kg/ltr  (bulk density)

Freshly mixed mortar : ~ 2.10  kg/ltr

Mixing ratio

Slurry consistency:

  1. Component A : B   =  1 : 4.0 (parts by weight)
Component A : B   =  1 : 2.9 (parts by volume

Coverage

Waterproofing bathrooms, terraces, balconies: 1.5 kg/m2 per coat.

Waterproofing up to 1m water pressure: 1.5 kg/ m2 per coat.

Waterproofing above 1m water pressure or frost protection:
2.0 kg/m2
per coat.

Note: 3 coats may be required in areas of extremely high infiltration.

Pot life

~ 30 minutes (at 27oC / 65 % r.h)

Flexural strength

≥ 10 N/mm2 (28 days)  ASTM C-348

Bond strength to concrete

≥ 1.5 N/mm2 (on prepared, dampened concrete substrate)

Layer thickness per application

Maximum   2 mm

Application temperature

Minimum   8ºC

Maximum  40ºC

APPLICATION

- Surface preparation: Concrete, mortar and masonry surfaces must be clean, free from grease, oil and loosely adhering particles. Absorbent surfaces have to be thoroughly saturated with water prior application of first coat of SikaTop Seal 107.

- Mixing: Under normal circumstances, when the full quantities of both compo
nents are mixed together, a slurry consistency will result. Mix in a clean container by slowly adding the powder component to the liquid component and stir with slow speed electric mixer (500 r.p.m.)


- Application:
Whilst the substrate is still damp from saturation, apply the first coat. Leave to harden for approximately 4-8 hours at the temperatures above 20oC before applying the second coat. For slurry consistency, apply with a hard plastic bristled brush or broom. For floor applications, to avoid risk of damage to the first coat, it is recommended that the second coat be applied after 24 hours. If the second coat is applied 12 hours or later, the first coat shall be slightly prewetted, preferably using a fine spraying. For more details, please refer to our Technical Service Department


- Cleaning: Clean tools and equipment immediately with water. Hardened material
can only be removed mechanically.


- Notes on application/Limits: Never apply more than 4 kg/m2 of SikaTop Seal 107 in one single layer.
SikaTop Seal 107 is not a decorative treatment and may display signs of “blooming” in damp weather conditions. This does not affect the quality of the coating in any way.


HEALTH AND SAFETY

SikaTop Seal 107 is cement base and is therefore alkaline.  Suitable precautions should be taken to minimize direct contact with the skin.  If the material gets into the eyes, rinse immediately with clean water and seek medical attention.