Hydrated Lime vs Chemical Anti-Stripping Agents: Which One is Better?

When it comes to constructing durable asphalt roads, one of the most critical considerations is protecting the pavement from moisture-induced damage. Stripping — the separation of asphalt from aggregate — is a silent destroyer that often leads to costly early failures. Opal Paints, a pioneer in road chemical technology, provides a comprehensive line of anti-stripping solutions tailored for diverse project needs across India and beyond.

Traditionally, hydrated lime has been used to enhance the moisture resistance of asphalt mixes. While effective, it comes with challenges such as labor-intensive handling, dust generation, and the need for specialized storage and feeding systems. Recognizing these limitations, Opal Paints continues to supply high-quality hydrated lime where traditional practices are still preferred, but we also offer next-generation alternatives designed for modern construction environments.

Our advanced chemical anti-stripping agents—including amine- and silane-based solutions—are engineered to overcome the operational and performance limitations of mineral additives. These liquid agents are easy to dose, require no additional equipment, and integrate seamlessly into existing asphalt plants. Opal Paints formulates these additives to create strong chemical bonds between asphalt binder and aggregate surfaces, even under acidic or high-moisture conditions.

In real-world projects, Opal Paints has helped clients shift from hydrated lime to our high-efficiency liquid agents, resulting in improved mix consistency, enhanced pavement performance, and reduced operational complexity. Our agents work across various aggregate types—limestone, granite, basalt—and have shown superior stripping resistance in both laboratory tests and field applications.

But our role doesn’t end with product delivery. Opal Paints actively partners with contractors and plant operators to calibrate dosing, conduct moisture susceptibility tests (like TSR), and monitor performance metrics. We also provide on-site technical support and formulation customization to ensure our clients meet both national standards and internal quality benchmarks.

Whether you're building rural roads, highways, or airport runways, the choice of anti-stripping technology matters. With Opal Paints, you're not just choosing a chemical — you're choosing a solution backed by industry expertise, R&D strength, and a commitment to quality. We’re here to ensure your roads stay intact, safer, and maintenance-free for years longer than conventional methods allow.

So, which is better — hydrated lime or chemical agents? With Opal Paints, you get both options, and more importantly, you get the guidance to select the right one for your specific project goals.