PRODUCT DATA SHEET
Sika®-2
WATERPROOFING ADMIXTURE FOR EXTRA QUICK SETTING OF CEMENT
PRODUCT DESCRIPTION CHARACTERISTICS / ADVANTAGES
Sika®-2 is an extra quick setting, liquid waterproofing ▪ Does not require diluting
admixture that causes almost immediate setting and ▪ Rapid setting
very rapid hardening of Ordinary Portland Cement. ▪ Just mix with Ordinary Portland Cement
▪ Does not contain chlorides
USES
To quickly seal cracks, fissures and holes in concrete,
rock or masonry where there is water infiltration in:
▪ Tunnels
▪ Subways
▪ Basements
▪ Cellars
▪ Pits
▪ Vaults
▪ Walls
PRODUCT INFORMATION
Chemical Base Blend of inorganic chemicals
Packaging 5 litres (4 in a box)
Appearance / Colour Red liquid
Shelf Life 12 months from date of production
Storage Conditions The product must be stored in original, unopened and undamaged sealed
packaging in dry conditions at temperatures between +5 °C and +30 °C. Al-
ways refer to packaging.
Density ~1,25 kg/l
pH-Value ~12
SYSTEM INFORMATION
System Structure Sika®-2 can be used as a system with surface rendering mortars. Contact
Sika Technical Services for additional information.
Product Data Sheet
Sika®-2
November 2018, Version 01.01
020705040020000001
1/2
APPLICATION INFORMATION
Consumption ~0,7 L per 1 kg of cement
Substrate Temperature +5 °C min. / +30 °C max.
APPLICATION INSTRUCTIONS LOCAL RESTRICTIONS
SUBSTRATE QUALITY / PRE-TREATMENT Please note that as a result of specific local regula-
tions the performance of this product may vary from
The substrate shall be clean, free of contamination, country to country. Please consult the local Product
loose particles and dust. Data Sheet for the exact description of the application
fields.
MIXING
Use 1 part Sika®-2 to 2 parts of Ordinary Portland Ce- ECOLOGY, HEALTH AND SAFETY
ment. Place Sika®-2 into a suitable clean mixing bowl
and add the Ordinary Portland Cement. Stir quickly in- For information and advice on the safe handling, stor-
to a paste for a few seconds. age and disposal of chemical products, users shall refer
to the most recent Safety Data Sheet (SDS) containing
APPLICATION METHOD / TOOLS physical, ecological, toxicological and other safety-re-
lated data.
Mould the paste with a gloved hand into a plug and
place immediately into the crack, fissure or hole press- LEGAL NOTES
ing firmly for ~15 seconds until the mix has hardened.
It is recommended to only mix sufficient material that The information, and, in particular, the recommenda-
can be placed immediately. tions relating to the application and end-use of Sika
products, are given in good faith based on Sika’s cur-
CLEANING OF TOOLS rent knowledge and experience of the products when
properly stored, handled and applied under normal
Clean all tools and application equipment with water
conditions in accordance with Sika’s recommenda-
immediately after use.Hardened material may only be
tions. In practice, the differences in materials, sub-
removed mechanically.
strates and actual site conditions are such that no war-
ranty in respect of merchantability or of fitness for a
LIMITATIONS particular purpose, nor any liability arising out of any
legal relationship whatsoever, can be inferred either
▪ Do not dilute
from this information, or from any written recom-
▪ Very strong leaks may need controlling using dis-
mendations, or from any other advice offered. The
charge points before the plug can be placed
user of the product must test the product’s suitability
▪ Working and hardening times are affected by tem-
for the intended application and purpose. Sika re-
peratures, source and age of the Ordinary Portland
serves the right to change the properties of its
Cement. It is recommended to make an initial pre-tri-
products. The proprietary rights of third parties must
al.
be observed. All orders are accepted subject to our
current terms of sale and delivery. Users must always
VALUE BASE refer to the most recent issue of the local Product Data
All technical data stated in this Product Data Sheet are Sheet for the product concerned, copies of which will
based on laboratory tests. Actual measured data may be supplied on request.
vary due to circumstances beyond our control.
SIKA LIMITED SIKA IRELAND LIMITED
Watchmead Ballymun Industrial Estate
Welwyn Garden City Ballymun
Hertfordshire, AL7 1BQ Dublin 11, Ireland
Tel: 01707 394444 Tel: +353 1 862 0709
Web: www.sika.co.uk Web: www.sika.ie
Twitter: @SikaLimited Twitter: @SikaIreland
Sika-2-en-GB-(11-2018)-1-1.pdf
Product Data Sheet
Sika®-2
November 2018, Version 01.01
020705040020000001
2/2
