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Sika® Primer-117 MS
(former MSeal P 117)
Two-part epoxy-based primer for porous substrate
Sika® Primer-117 MS is a two-part, epoxy-based primer for polysulphide sealants on porous substrates.
- Good penetration
- Very good adhesion to absorbent substrates
- Low viscosity
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Usage
Sika® Primer-117 MS is used on the following porous substrates:- Concrete
- Cementitious screed
- Sand lime bricks
Advantages
- Good penetration
- Very good adhesion to absorbent substrates
- Low viscosity
Packaging
Boxes of four 1 L - Kits.
Colour
Yellowish, transparent
Product Details
Composition
Epoxy
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 +15 °C and +25 °C. Always refer to the packaging.
Refer to the current Safety Data Sheet for information on safe handling and storage.
Density
~0.9 kg/L | (EN ISO 2811-1) |
Solid content by mass
40 %
Application
Mixing ratio
100 : 66 by weight
Material temperature
Maximum | +40 °C |
Minimum | +5 °C |
Ambient air temperature
Maximum | +40 °C |
Minimum | +5 °C |
Substrate temperature
Maximum | +40 °C |
Minimum | +5 °C |
Open Time
1 hour to maximum 6 hours
Dew point
The substrate temperature must be at least +3 °C above dew point to reduce the risk of condensation decreasing adhesion.
Flash-off time
Minimum 1 hour
Consumption
For 15 mm deep joints (2x 15 mm adhesion area): ~6 ml/m or ~200ml/m²
Note: Consumption data is theoretical and does not allow for any additional material due to surface porosity, surface profile, variations in level, wastage or any other variations. Apply the Product to a test area to calculate the exact consumption for the specific substrate conditions and proposed application equipment.
SUBSTRATE QUALITY
Substrate must be sound, clean and free of all contaminants such as dirt, oil, grease, polish, coatings, water-soluble and water-resistant adhesives, varnish, laitance, surface treatments and loose friable materials.
MIXING
- Empty the entire content of part B into the container holding part A.
- Use a hand-held stirrer to mix part A and part B for at least one minute or until a homogeneous mixture is achieved, ensuring there are no residues left.
- Close the container tightly.
- Use all mixed material after mixing, within six hours at 23 °C . During this time, the consumption might increase due to increasing viscosity. Note The appearance of the Product does not change, even if it is no longer suitable for application.
APPLICATION
- Use a brush to generously apply the primer to the adhesion surfaces intended for the joint sealing material.
- To ensure full curing, maintain the material and the substrate temperatures above the minimum limit at any location and at any point during the curing time.
- Apply the joint sealant within the specified open time.
- If the 6-hour limit is exceeded, re-prime the coated surfaces using . Ensure that the surfaces to be re-primed are clean and free from dust.
CLEANING OF EQUIPMENT
Clean all tools and application equipment immediately after use with Sika® Remover-208 or Sika® PowerClean. Once cured, hardened material can only be removed mechanically.