Our curing agent for PU sealant is developed to enhance the curing rate and long-term performance of polyurethane sealants. It ensures excellent elasticity, bonding strength, and resistance to moisture and chemicals. Designed for OEM and construction clients, this additive provides optimal flexibility and weather resistance, making it suitable for automotive, architectural, and industrial sealing applications. As a specialized PU auxiliary manufacturer, we offer tailored solutions that improve production stability and storage life. The curing agent for PU sealant supports both one-component and two-component PU systems, ensuring uniform curing and consistent seal integrity.