pdf - Sika Australia

Product Datasheet
Edition 25 March 2015
Sarnacol® 2152
Construction
Adhesive for fully adhered Sarnafil® G476 roofing waterproofing and for
Sikaplan WP1120 waterproofing
Description
Two components polyurethane adhesive
Uses
Sarnacol® 2152 is used on roofing waterproofing, fully adhere Sarnafil® G476
membrane and for fully adhered Sikaplan® WP 1120 membrane.
Character /
Advantages
Apply on solid, rough and clean concrete or cement mortar substrate.
 Thixotropic
 Gap-filling
 Solvent-free
Test
Approval / Standard
EN ISO 9001 / 14001
Technical Data
Form
Appearance / Colour
Part A: white paste
Part B: brown liquid
Package
Part A: 16.8 kg/pail
Part B: 3.2 kg/pail
AB mixture： 20 kg/set
Storage
Storage Conditions / Shelf
life
Part A: 12 months
Part B: 6 months
Product must be stored in dry conditions with 10°C--30°C environment, do not
expose to direct sunlight or frost. After opening of packaging, the product
should be protected against the atmospheric humidity.
Technical data
Chemical base
Polyurethane adhesive
Density
Part A：~1.6 kg/ltr.
Part B：~1.2 kg/ltr.
Mixture：~1.5 kg/ltr.
Pot Life
105 min.
Mix ratio
100:19 (by weight)
（CQP 536-3）
System information
Application Details
Consumption
Consumption depends on the roughness and absorbency of the substrate and
is about 400g/m2~750g/m2.
®
Sarnacol 2152
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Product Datasheet
Edition 25 March 2015
Substrate Quality
The substrate must offer sufficient strength and adhesion to resist the forces
generated by wind suction. The substrate must be firm, clean, dust free, free
of stripping agents, dry.
Standing water must be dried off.
Construction
Application Instructions
Ambient temperature
15°C ~30°C
Tools
Stirrer
Spatula with teeth / float with teeth
Application Method
Mixing: stir part A thoroughly, then put part B into part A, stir till mixture
getting homogenously.
Application: Apply membrane on substrate, marking lines for application. Roll
up membrane. Apply the adhesive on the substrate with spatula with teeth or
float with teeth (suggested 1mm high teeth). At both sides apply less
adhesive.
Unroll Sarnafil® G476 or Sikaplan® WP1120 on to adhesive, pay attention to
the extruded adhesive on both sides and clean up timely, to avoid any
pollution to the membrane which may affect the welding.
Press membrane surface lightly to make membrane and adhesive contact
each other thoroughly.
After adhesive cured, welding can be started.
Please consult Sika technical service dept. for more details.
Cleaning
After application, tools and devices must be cleaned immediately with
®
SikaForce -7260 Cleaner. Once cured, only mechanically remove adhesives.
Hands and exposed skin should be washed immediately using Sika®
Handclean Towel or a suitable industrial hand cleaner and water.
Do not use solvent！
Curing time
Curing time depends on the temperature and humidity.
At 23ºС 50% condition curing time is around 4 hours.
Notes on Application /
Limitations
Installation work has to be carried out only by Sika trained contractor for
roofing waterproofing.
®
Sarnacol 2152 adopt the curing principle that mixing two parts for addition
polymerization to cure. High temperature will shorten the pot life and speed
up the curing process and low temperature will prolong the pot life and slow
the curing process.
®
Sarnacol 2152
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Product Datasheet
Edition 25 March 2015
Construction
Important Notification
The information, and, in particular, the recommendations relating to the
application and end-use of Sika’s products, are given in good faith based on
Sika’s current knowledge and experience of the products when properly
stored, handled and applied under normal conditions. In practice, the
differences in materials, substrates and actual site conditions are such that no
warranty 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 recommendations, or
from any other advice offered. The proprietary rights of third parties must be
observed. All orders are accepted subject of our terms and conditions of
sale. Users should always refer to the most recent issue of the Technical
Data Sheet for the product concerned, copies of which will be supplied on
request.
PLEASE CONSULT OUR TECHNICAL DEPARTMENT FOR FURTHER
INFORMATION.
Sika Australia Pty Limited
ABN 12 001 342 329
aus.sika.com
Tel: 1300 22 33 48
®
Sarnacol 2152
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