Surface Preparation: The Most Overlooked Factor in Silicone Sealant Performance
Why even the best sealant fails without proper substrate treatment 1. Introduction – “The problem is not the sealant, but the surface” In many engineering and construction projects, sealant failure is often blamed on product quality. However, investigations frequently reveal that over 70% of sealant issues originate from improper substrate preparation, not from the sealant […]
TOPSEN Q&A: Did You Know? Silicone Sealant Hates Oil!
Silicone sealant is widely used for sealing and bonding in construction and industrial applications. However, did you know that the presence of oil and other surface contaminants can severely affect its performance? Common Surface Contaminants That Cause Sealant Failure: Fingerprints and skin oil Wax, grease, and release agents Polishing or anti-rust oils on aluminum or […]
10 Silicone Sealant Knowledge Points You Need to Know
Silicone sealants play a crucial role in construction, industrial applications, and household repairs. They provide strong adhesion, flexibility, and durability, making them essential for sealing gaps, waterproofing, and protecting surfaces. Understanding key aspects of silicone sealants can help you choose and use them correctly. Here are ten essential knowledge points you need to know. 1. […]
Why Glass Curtain Walls Must Use Silicone Instead of PU (Polyurethane)
Glass curtain walls require high-performance sealing materials, and silicone is preferred over polyurethane (PU) for several key reasons: Weather Resistance and UV ProtectionSilicone has exceptional UV and weather resistance, allowing it to withstand long-term exposure to sunlight and harsh weather conditions without aging or discoloration. While PU also has some weather resistance, its UV resistance […]
Silicone vs. Acrylic: Key Differences
When choosing between silicone and acrylic, it's important to consider their unique properties and applications. 1. Material Composition Silicone is a flexible polymer made from silicon, oxygen, and other elements, known for its durability and versatility. Acrylic (PMMA) is a rigid, transparent polymer, often used in applications requiring clarity. 2. Flexibility Silicone is highly elastic, […]
How to Remove Silicone Sealant: Key Components of Silicone Removers
Removing silicone sealant can be a challenging task, especially because silicone is designed to bond strongly with surfaces. However, silicone removers can make the job much easier. These removers contain several key ingredients that break down silicone, making it easier to peel off. In this article, we focus on the important components of silicone removers […]
How To Apply Structural Silicone Sealant In Winter: The Definitive Guide
Applying structural silicone sealant in winter requires special attention to the cold temperatures and the impact they have on both the curing process and the adhesion properties of the sealant. Here’s a step-by-step guide to ensure you get the best results: 1. Check Product Specifications Review temperature guidelines: Not all sealants are designed for winter […]
Silicone Weatherproof Sealant VS. Structural Sealant: What’s the Difference?
The key difference between weatherproof sealants and structural sealants lies in their intended applications and performance characteristics. Weatherproof Sealants: Primary Use: Designed mainly to prevent water, air, dust, and debris from penetrating the building’s exterior. They’re generally used in applications like sealing around windows, doors, and curtain walls. Features: Weatherproof sealants are typically formulated to […]
What Silicone Sealant Should You Use for Marble Countertops?
Marble countertops are a beautiful and elegant addition to any home or commercial space, but their porous nature requires careful attention to maintenance and sealing. When choosing a silicone sealant for marble surfaces, it’s essential to consider both the performance of the product and the material's sensitivity to certain chemicals. Using the wrong sealant can […]
Why Do Some Silicone Sealants Turn Yellow or Red Over Time?
Silicone sealants are widely used for their durability and versatility in various industries, including construction, automotive, and DIY projects. However, many users have encountered a common problem: silicone sealants changing color over time, especially turning yellow or even red. While silicone sealants are designed to withstand various environmental conditions, several factors can cause them to […]