Electrical Contacts, 2nd Edition

8

Materials, Coatings, and Platings

Morton Antler and Slade Paul G.

Gold is the fool’s curtain, which hides all his defects from the world

Feltem

CONTENTS

8.1      Introduction

8.1.1      Scope

8.1.2      Requirements of Contact Finishes and Coatings

8.1.3      Terminology

8.2      Metallic Finishes

8.2.1      Wrought Metals

8.2.2      Electrodeposits and Electroless Deposits

8.2.2.1      Thickness of Platings

8.2.2.2      Plating Hardness

8.2.2.3      Classification of Platings

8.2.3      Contact Finishes Produced by Non-Chemical Methods

8.2.4      Metal-in-Elastomer Materials

8.2.5      Overview

8.3      Properties Related to Porosity

8.3.1      Origins of Porosity

8.3.2      Tests of Porosity

8.3.3      Relationships Between Porosity, Thickness ...