Safe Fastener Coating Alternatives: Moving Away from Cadmium & Hexavalent Chromium
Coatings pictured above (left to right): Zinc-Nickel, Phosphate & Oil, Zinc with Trivalent Chromium, Zinc Flake Before the 1960s, the fastener industry relied on cadmium and hexavalent chromium (also known as hexachromium) to protect bolts, screws, studs, and other essential components from corrosion. These coatings offered incredible protection, particularly in harsh environments and applications. But ... Read more