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LRC™ SL 155

It is self-propagating, mineral admixture, special cement based, polymer modified, high performance self levelling screed.

Areas of Application:

  • Ceramic, granite, marble
  • Wood, parquet, laminate
  • Carpet
  • Used in the adjustment of various floors which are under PVC, linoleum, rubber coverings and not in the desired flatness.

Product Advantages:

  • Has high strength,
  • Easily applied on every thickness,
  • Self-propagating,
  • Can be applied with a pump,
  • Resistant to wheelchair load,
  • Appropriate for the places with under-floor heating,
  • Ensures an economic usage.

Description

Technical Data:

  • Powder Color: Light Grey
  • Operation temperature: At Ground level temperature 15 – 25 °C
  • Application period: 20-40 minutes
  • Opening for Foot Traffic: 3-4 hours
  • Ready for installation:
    • Common Floor Covering: after approx. 24 hours*
    • Ceramic, Porcelain & Quarry Tiles: after approx. 12 hours*
  • VOC: 0 calculated
  • Surface pH: 9 (when tested in accordance with ASTM F710)
  • Compressive strength: exceeds 4500 psi after 28 days (ASTM C1708)
  • Flexural strength: exceeds 900 psi after 28 days (ASTM C1708)
  • Application Equipment: Suitable trowel, spiked roller
  • Consumption: It is variable depending on the surface condition. ~1,40 kg/m² material is necessary for each 1 mm thickness. 5.95 m² at 3 mm depth per 25 kg bag
  • Storage: Its shelf life is approximately 12 months. Products should be stored in a cool and dry environment provided that maximum 6 bags will be put on top of each other.

*At 70 °F (21°C) and 65 % relative humidity. Depth of application and surface porosity will affect dry time.

Additional information

Preparing the Surface

The floor, on which there will be application, should be cleaned of all loose parts, oil and other chemicals, crack-free, dry and clean. It is strongly recommended to use a suitable LRC Primer on the floor before the application of self-levelling screed

Instruction for Preparing and Application

(25 kg) powder material is poured into 6-7 kg (it may vary depending on air temperature) of clean and cool mixing water and with a low-speed and suitable mixer, a smooth homogeneous mixture is obtained in 3-4 minutes. Water shouldn’t be added to powder material. Application is recommended to be made in temperatures of +5 and +35 ºC. Spread the prepared cement screed with a trowel in desired thickness. In applications which are thicker than 5 mm’s, you may add quartz sand, which is in 30% and 50% ratio and 0-4 mm thickness.

Things to Consider

• The surface should be cleaned of adherence reducing agents and a suitable primer must be used.
• Expansion, movement and wall connection joints must be honored through the floor covering. Where necessary, fit Expansion Strips to any structures to prevent the mix from flowing into connection joints.
• Since the self-leveling screed becomes hard in short time, only prepare an amount of material that can be applied in one time.
• Hardened mortar should not be watered.
• If pouring multiple layers of self-leveling compound, allow product to completely dry.
• Apply LRC Primer SBR as an intermediate primer between applications.
• Each subsequent layer should not exceed the depth of the previous layer.
• Protect the applied area from high temperature, U.V. and draught.
• For the venting of air bubbles, it is recommended to use spiked roller
• For depths greater than (6 mm) expansion strips are highly recommended.
• Minimum (3 mm) depth is required for exposure to caster wheels.
• Do not use in exterior or wet areas.

General considerations

The above product information and explanations are based on our experience and the end result of our careful research. The diversity of the materials involved, the different construction and working conditions cannot be individually controlled or influenced by us. In non-control applications, the warranty status is limited only to the quality of the product sold. There is no guarantee for the application other than the production of the product. This technical paper invalidates the previous existing form. The quality of the work done may vary depending on your professional use of the product. If you are unsure, do a little test or get technical help.

Disposal

Empty packaging can be disposed of in collection boxes according to local-local regulations or recycling rules. After drying and hardening the used waste material, dispose of it as construction waste. It is dangerous to destroy product residues by burning.

Safety Information

Keep the products out of the reach of children. Keep the covers of the products closed. It is recommended to wear gloves and goggles during work. If the skin comes into contact with the material, it should be washed with soapy water immediately. In case of contact with eyes, seek medical advice immediately. For more detailed information, see the material safety data sheet.

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Address

297/5 Street, No: 1/2/1
Modern Evler Neighborhood
İskenderun / Hatay, Türkiye

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297/5 Street, No: 1/2/1
Modern Evler Neighborhood
İskenderun / Hatay, Türkiye