PRODUCT DATA SHEET

Sika® Injection-101 RC
Polyurethane flexible injection resin for temporary waterstopping

DESCRIPTION CHARACTERISTICS / ADVANTAGES

Sika® Injection-101 RC is a 2-part, polyurethane, low ▪ Foaming reaction only takes place in direct contact
viscous, fast foaming, water-reactive injection resin. It with water
cures to a dense flexible foam. ▪ Can be injected as a single component system
Suitable for use in hot and tropical climatic conditions. ▪ Free foaming expansion up to 40 times
▪ Can be accelerated using Sika® Injection-AC10 in cold
USES temperatures (< + 10 °C)

Sika® Injection-101 RC may only be used by experi- SUSTAINABILITY

enced professionals.
▪ FEICA Environmental Product Declaration (EPD)
▪ Temporary waterstopping of high water intrusions in
cracks, joints and cavities in concrete and masonry. APPROVALS / CERTIFICATES
▪ Waterstopping in special applications such as bored
or sheet pile walls, anchor heads and microtunnel- ▪ Compilation of certified polyurethanes and injection
ing. processes for use on structures and components of
▪ To achieve permanent watertight crack sealing inject federal traffic routes ZTV-ING, Part 3, Section 5
with Sika® Injection-201 CE or Sika® Injection-203 (RISS), Sika® Injection-101 RC, Bundesanstalt für
after temporary waterstopping. Strassenwesen, 20.01.2016
▪ Large-surface sealants suitability according to KTW
recommendations, Sika® Injection-101 RC, LADR Zen-
trallabor, July 2019

PRODUCT INFORMATION
Composition Water reactive polyurethane resin
Packaging Part A (Resin) 10 or 20 kg
Part B ( Hardener) 12,5 or 25 kg
Refer to current price list for packaging variations.
Shelf life 24 months from date of production
Storage conditions The product must be stored in original, unopened and undamaged pack-
aging in dry conditions at temperatures between +5 °C and +35 °C. Always
refer to packaging.
Colour Part A (Resin) Colourless
Part B (Hardener) Brown

Product Data Sheet

Sika® Injection-101 RC
July 2022, Version 03.01
020707010010000001

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Density Part A (Resin) ~1,0 kg/l (ISO 2811)
Part B (Hardener) ~1,25 kg/l
Values at +20 °C
Viscosity Part A (Resin) ~140 mPa·s (ISO 3219)
Part B (Hardener) ~155 mPa·s
Values at +20 °C

TECHNICAL INFORMATION
Expansion Expansion start ~15 seconds after contact (EN 1406)
with water
Expansion end ~67 seconds
Values at +20 °C

APPLICATION INFORMATION
Mixing ratio Part A : Part B = 1:1 by volume
Reaction times
(PM 10081-11)
0 % Sika® Injection-AC10 *
Material temperature Expansion start Expansion end
+5 °C ~19 sec ~89 sec
+10 °C ~17 sec ~88 sec
+20 °C ~16 sec ~70 sec
5 % Sika® Injection-AC10 *
Material temperature Expansion start Expansion end
+5 °C ~12 s ~57 s
+10 °C ~11 s ~49 s
+20 °C ~10 s ~39 s
10 % Sika® Injection-AC10 *
Material temperature Expansion start Expansion end
+5 °C ~9 s ~41 s
+10 °C ~8 s ~37 s
+20 °C ~7 s ~35 s
* Dosage of Sika® Injection-AC10 in % by weight of Sika® Injection-101 RC
(Parts A+B)
The data above are laboratory parameters and may deviate depending on
the situation and conditions on site.
The reaction speed (foam formation) is influenced by the temperatures of
the mixed material, the structure and the contact water, plus the hydro-
dynamic conditions.
Smaller volumes can be used at a ratio of Part A : Part B = 1:1 by volume
Ambient air temperature +5 °C min. / +35 °C max.
Substrate temperature +5 °C min. / +35 °C max.
Pot Life ~2 hours (at + 20 °C) (ISO 9514)

Product Data Sheet

Sika® Injection-101 RC
July 2022, Version 03.01
020707010010000001

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BASIS OF PRODUCT DATA APPLICATION METHOD / TOOLS
Strictly follow installation procedures as defined in
All technical data stated in this Data Sheet are based method statements, application manuals and working
on laboratory tests. Actual measured data may vary instructions which must always be adjusted to the ac-
due to circumstances beyond our control. tual site conditions.
Use injection pumps suitable for single part injection
IMPORTANT CONSIDERATIONS products.
▪ Remove any skin formation on the resin or hardener CLEANING OF EQUIPMENT
from the surface. Do not mix back into the liquids.
▪ Sika® Injection-101 RC is used for the temporary Clean all tools and application equipment using the
stopping of high water infiltration. Subsequently in- Sika®Injection Cleaning System
ject with Sika® Injection-201 CE or Sika® Injection-
203 to achieve permanent watertight crack sealing. LOCAL RESTRICTIONS
ECOLOGY, HEALTH AND SAFETY Note that as a result of specific local regulations the
declared data and recommended uses for this product
User must read the most recent corresponding Safety may vary from country to country. Consult the local
Data Sheets (SDS) before using any products. The SDS Product Data Sheet for exact product data and uses.
provides information and advice on the safe handling,
storage and disposal of chemical products and con- LEGAL NOTES
tains physical, ecological, toxicological and other
safety-related data. The information, and, in particular, the recommenda-
Regulation (EC) No 1907/2006 (REACH) - Mandatory tions relating to the application and end-use of Sika
training products, are given in good faith based on Sika's cur-
As from 24 August 2023 adequate training is required rent knowledge and experience of the products when
before industrial or professional use of this product. properly stored, handled and applied under normal
For more information and a link to the training visit conditions in accordance with Sika's recommenda-
www.sika.com/pu-training. tions. In practice, the differences in materials, sub-
strates and actual site conditions are such that no war-
ranty in respect of merchantability or of fitness for a
particular purpose, nor any liability arising out of any
legal relationship whatsoever, can be inferred either
from this information, or from any written recom-
mendations, or from any other advice offered. The
user of the product must test the product’s suitability
for the intended application and purpose. Sika re-
serves the right to change the properties of its
products. The proprietary rights of third parties must
be observed. All orders are accepted subject to our
APPLICATION INSTRUCTIONS current terms of sale and delivery. Users must always
refer to the most recent issue of the local Product
MIXING Data Sheet for the product concerned, copies of which
will be supplied on request.
Empty Parts A +B into a mixing vessel and mix slowly
and thoroughly for at least 3 min (max. 250 rpm) until
completely mixed.
After mixing, pour the material into the pump’s feed
container, stir briefly and use within the pot life.
If the substrate and/or ambient temperatures are <
+10 °C, Sika® Injection-AC10 can be added to Sika® In-
jection-101 RC to accelerate the start of expansion.

SIKA NORTHERN GULF SIKA SOUTHERN GULF Sika Saudi Arabia

Bahrain / Kuwait UAE / Oman / SIC Riyadh / Jeddah / Dammam
Tel: +973 177 38188 Tel: +971 4 439 8200 Tel. +966 11 217 6532
info@bh.sika.com info@ae.sika.com info@sa.sika.com
gcc.sika.com gcc.sika.com gcc.sika.com

SikaInjection-101RC-en-AE-(07-2022)-3-1.pdf

Product Data Sheet

Sika® Injection-101 RC
July 2022, Version 03.01
020707010010000001

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