AG-628Acetoxy一般用途硅密封胶

AG-628 Acetoxy General-purpose Silicone SealantDescriptionAG-628 Acetoxy General-purposeSilicone Sealant is one-part room temperature acetoxy silicone sealant. It has excellent weather ability, waterproof and good adhesion to most construction materials. It is suitable for sealing, repairing, glazing and mending of glass, auto windscreen, glazing for window panels and other general building materials bonding.Characteristics1. One-component, acetic cured, RTV, low-modulus;2. Easy to use, cured quickly, good weatherability;3. Good adhesion to most building materials;Where to use:1. for sealing doors and windows;2. for all the glass-related building.Technology data:The following data are only for reference purpose, not intended for use in preparing specification.AG628 Acetic Silicone Glass SealantPerformanceStandardMeasured ValueTesting MethodTest at 50±5% RH and temperature 23±2°C:Density (g/cm3)±0.10.94GB/T 13477Tack-Free Time (min)≤18010GB/T 13477Extrusion (ml/min)≥803750GB/T 13477Tensile Modulus (Mpas)23°C0.40.1-0.4GB/T 13477–20°Cor 0.60.1-0.6Slumpability (mm) verticalnot change shapenot change shapeGB/T 13477Slumpability (mm) horizontal≤30GB/T 13477Curing Speed (mm/d)23/As Cured -After 21 days at 50±5% RH and temperature 23±2°C:Hardness (Shore A)20 6022GB/T 531Tensile Strength under Standard Conditions (Mpas)/0.26GB/T 13477Elongation of Rupture (%)/485.96GB/T 13477Movement Capability (%)12.512.5GB/T 13477Storage9 MonthsStandard GB/T1___Chinese national standard Use Limitations: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.Storage and usable life When stored under dry and airy, 27°C or lower temperature conditions in the original unopened container, AG628 has a shelf life of 9 months from the date of manufacture. Handling precautions 1. Sealant should not be contacted with food or cosmetics; 2. Do not contact skin for a long time with uncured sealant; 3. Rinse eyes with large quantities of water and seek medical check if sealant drops into eyes; 4. Sealant should be kept beyond children's reach;