DT-815C is a professional protective sealer designed for trivalent black passivation systems. It improves corrosion resistance without affecting the black finish, ensuring long-term protection for zinc-plated components. The product is suitable for automotive, fasteners, and hardware applications.

Applications: • Trivalent Passivation • Zinc Plating • Automotive Components • Fasteners • Hardware • Industrial Components

Features: • Improved corrosion resistance • Maintains black finish • Long-term protection • Easy application • Stable performance • Uniform coverage

Technical Data: Standard application ratios; Compatible with trivalent black passivation