About SIKA TOP 551 SEAL IN PART(A+B)
91 000 74051 SikaTop-551 Seal is a two-component acrylic modified cementitious coating applied by brush, roller or trowel to waterproof and resurface concrete, masonry, and most other construction materials.It is manufactured locally in India . SikaTop-551 Seal provides an effective barrier to waterborne salts and atmospheric gases. Fluid applied, SikaTop-551 Seal provides a hard wearing, seamless, waterproof membrane for wet areas, roofs and foundation protection.Superior Waterproofing TechnologySIKA TOP 551 SEAL IN PART (A+B) delivers advanced waterproofing for concrete and masonry surfaces, effectively preventing water ingress and enhancing longevity. Its polymer-modified formula forms a robust, flexible membrane with excellent crack bridging ability, offering reliable protection in both new construction and renovation projects.
Ease of Application and VersatilityThis two-component system is mixed easily at a 1:4 ratio by weight (liquid to powder). Once blended, it can be applied by brush or spray directly onto prepared surfaces. With a coverage rate of 2 kg/m2 per 1 mm thickness, it suits diverse application requirements, from basements to terraces. Its grey finish seamlessly integrates with most substrates.
Reliable Performance and DurabilitySIKA TOP 551 SEAL IN achieves over 1.5 N/mm2 bond strength, compressive strength above 25 N/mm2, and high durability against weathering. Designed for industrial and construction grade projects, it ensures extended service life while maintaining effectiveness in challenging environments, making it a trusted solution for professionals.
FAQ's of SIKA TOP 551 SEAL IN PART(A+B):
Q: How do I properly mix SIKA TOP 551 SEAL IN PART (A+B)?
A: To mix, combine Part A (liquid) and Part B (powder) at a ratio of 1:4 by weight. Stir thoroughly until a homogeneous, lump-free mixture is achieved. Always follow the manufacturer's directions for best results.
Q: What substrates are suitable for applying SIKA TOP 551 SEAL IN?
A: This coating is designed for concrete, masonry, and other cementitious substrates. Ensure the surface is clean, sound, and free from contaminants before application for optimal adhesion.
Q: When can the treated area be exposed to water or put back into service?
A: The surface achieves initial curing in 3-4 hours, but full curing requires 7 days at 27C. It is advisable to keep the area protected until the product reaches its full strength.
Q: Where is SIKA TOP 551 SEAL IN typically used?
A: It is used in waterproofing applications for basements, rooftops, terraces, and other areas where durable protection against moisture is required, in both residential and industrial infrastructure across India.
Q: What is the recommended coverage and thickness for effective waterproofing?
A: Apply at a thickness of 1-2 mm per coat. For each 1 mm thickness, use approximately 2 kg/m2 of the mixed product to ensure continuous, effective waterproofing performance.
Q: What are the benefits of using this product over conventional waterproof coatings?
A: SIKA TOP 551 SEAL IN offers excellent adhesion to concrete, superior crack bridging up to 0.5 mm, and high durability. It is easy to apply, non-poisonous when used with suitable PPE, and provides long-lasting, reliable waterproofing.
Q: What precautions should be taken during application and storage?
A: Wear appropriate personal protective equipment (PPE) during handling and application. Store the product in a cool, dry place away from direct sunlight, and use within 12 months of packaging for optimal performance.