Electroless nickel immersion gold (ENIG or ENi/IAu), also known as immersion gold (Au), chemical Ni/Au or soft gold, is a metal plating process used in the manufacture of printed circuit boards …

Feb 3, 2026 · ENIG, short for Electroless Nickel Immersion Gold, is a two-layer metallic coating applied over exposed copper on a PCB. It combines an autocatalytic nickel layer followed by a thin …

Jun 6, 2023 · ENIG (Electroless Nickel Immersion Gold) is a surface plating that is applied over the copper pads on a Printed Circuit Board to protect them from corrosion and other abnormalities.

ENIG (Electroless nickel immersion gold) is a two-layer metallic surface finish that includes a thin layer of gold over a layer of nickel.

ENIG creates a highly solderable surface that won’t discolor or tarnish; it provides exceptional electrical continuity. The nickel component forms a barrier against copper diffusion and guards against …

Oct 31, 2023 · This article delves into the basics of ENIG finish, its application process, advantages and disadvantages, challenges, and comparative analysis with other finishes.

Feb 10, 2026 · What is ENIG? Electroless Nickel Immersion Gold (ENIG) is a popular surface finish used in the manufacturing of Printed Circuit Boards (PCBs). This two-layer metallic coating consists …

Jun 18, 2024 · This article will delve into the differences between ENIG and ENEPIG, their advantages, disadvantages, and applications. What is ENIG? ENIG is a chemical surface finish that involves the …

This lead and cadmium-free process is specifically formulated for use with TechniPad ENIG and TechniPad ENEPIG processes for printed circuit boards and meets IPC4552 A and B.

ENIG stands for Electroless Nickel Immersion Gold, a surface finish applied to printed circuit boards to protect copper traces and provide excellent solderability.