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1.It’s for exclusive use for lap joint and but joint sealing for acrylic panel and non-structural glass curtain wall;
2.On joint sealing of various aluminum and aluminum sheet curtain wall and etc.;
3.On joint sealing of concrete, tile, ceramics, plastics and plate metals;
4.And other construction sealing.
1.One-component, neutral-cured with excellent adhesion, weatherability and elasticity for weather sealing in curtainwall and building facades;
2.Excellent weatherability and high resistance to ultraviolet radiation, heat and humidity, ozone and temperature extremes;
3.With good adhesion and compatibility with most building material;
4.Remain flexible over a temperature range of -400C to 1500C.
1. Clean with solvents such as toluene or acetone to keep the substrate surfaces completely clean and dry;
2. For better appearance cover outside of joint areas with masking taps before application;
3. Cut nozzle to desired size and extrudes sealant to joint areas;
4. Tool immediately after sealant application and remove masking tape before sealant skins.
1. Unsuitable for curtain wall structural adhesive;
2. Unsuitable for the airproof location, because it is required to absorb moisture in air to cure for the sealant;
3. Unsuitable for the frosty or moist surface;
4. Unsuitable for the continually soggy place;
5. Can’t be used if the temperature is below 4°C or above 50°C on the surface of the material.
Shelf life: 12 months if keep sealing, and stored below 270C in cool, dry place after the date of production.
Volume: 300ml
Technical data:
The following data are only for reference purpose, not intended for use in preparing specification.
OLV4900 Low Modulus High Movement Weatherproofing Silicone Sealant |
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Performance | Standard | Measured Value | Testing Method | ||
Test at 50±5% RH and temperature 23±20C: | |||||
Density (g/cm3) | 1.3-1.4 | 1.35 | GB/T 13477.2-2002 | ||
Tack-Free Time (min) 25℃,50%RH | ≤60 | 15 | GB/T 13477.2-2002 | ||
Extrusion (g/5s) | 8-25 | 10 | GB/T 13477.4-2002,0.4MPa,25℃,3mm | ||
Slumpability (mm) vertical 50±2℃ | ≤3 | 0 | GB/T 13477.6-2002 | ||
Slumpability (mm) horizontal 50±2℃ | ≤3 | 0 | GB/T 13477.6-2002 | ||
Curing Speed (mm/24h) | 3-5 | 3.5 | / | ||
As Cured -After 21 days at 50±5% RH and temperature 23±20C: | |||||
Tensile Adhesive Strength (Mpa) 23℃ | 》0.6 | 0.6 | GB/T 13477.10-2017 | ||
Failure Area of Adhesiveness %23℃ | ≤5 | 0 | |||
Elongation of Rupture (%) | 》400 | 600 | GB/T 13477.10-2017 | ||
Hardness (Shore A) | 20-40 | 22 | T/FSI 015-2019 4.3.4 | ||
Mass Loss (%) | ≤8 | 2.93 | GB/T 13477.19-2017 | ||
Elastic Recovery Rate (%) | 》70 | 87 | GB/T 13477.17-2017 | ||
Tear Strength (KN/m) | 》4 | 4.2 | GB/T 529-2017 | ||
Tensile Strength under Standard Conditions (Mpa) | / | 0.6 | GB/T 13477 | ||
Movement Capability (%) | / | +100, -50 | |||
Storage | 12 Months |
We’re going to dedicate ourselves to offering our esteemed shoppers with the most enthusiastically considerate solutions for High reputation Waterproof Neutral Adhesive Silicone Sealant, We are one with the largest 100% manufacturers in China. Lots of large trading organizations import products from us, so we are able to provide you with the ideal rate with the same excellent if you’re intrigued in us.
High reputation China Glass Silicone Sealant and Adhesive Glue, To meet the requirements of specific customers for each bit more perfect service and stable quality merchandise. We warmly welcome customers around the world to visit us, with our multi-faceted cooperation, and jointly develop new markets, create a brilliant future!