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Polishing and Finishing for Jewellers and Silversmiths


Synopsis


Polishing and finishing is a highly skilled specialist craft; a professional finish will transform a piece of jewellery or silver into a work of art. Written by a leading polisher, this practical book explains the traditional techniques and shares the secrets of this often under-rated craft. Topics covered include: setting up a workshop, tools and compounds; finishing methods including satin finish and oxidizing; polishing bangles, rings and cutlery and there are finished photographs showcasing a range of exquisite work.

Stephen M. Goldsmith

Summary

Chapter 1: Introduction to Polishing and Finishing

* Defines polishing and finishing in jewelry making.
* Discusses the importance of a smooth, lustrous finish for durability and aesthetics.
* Introduces different types of finishing techniques and their applications.

Example: Polishing a silver pendant to a mirror finish enhances its appearance and protects it from tarnishing.

Chapter 2: Surface Preparation

* Covers methods for preparing a workpiece for polishing.
* Includes cleaning, degreasing, and removing imperfections.
* Explains the importance of a clean and well-prepared surface for effective polishing.

Example: Sanding a brass casting to remove rough edges and create a smooth base for further polishing.

Chapter 3: Hand Polishing

* Introduces hand polishing techniques using abrasive pads, files, and brushes.
* Describes different abrasives and their uses for achieving specific finishes.
* Explains proper hand movements and pressure control.

Example: Using a fine abrasive pad to polish a gold ring's surface, creating a smooth and reflective finish.

Chapter 4: Machine Polishing

* Covers various machine polishing methods, including buffing, vibratory finishing, and tumbling.
* Discusses the use of different polishing wheels, compounds, and lubricants.
* Explains the benefits and limitations of machine polishing for different applications.

Example: Using a buffing wheel with a polishing compound to achieve a high-shine finish on a titanium cufflink.

Chapter 5: Finishing Touches

* Explores techniques for adding decorative or protective finishes to polished surfaces.
* Covers plating, anodizing, and patinating.
* Explains the different effects these finishes can achieve, such as enhancing luster, providing color, or creating antique effects.

Example: Plating a gold bracelet with rhodium to prevent tarnishing and give it a bright, silvery appearance.

Chapter 6: Troubleshooting Common Problems

* Identifies common problems encountered during polishing and finishing.
* Provides solutions and tips for resolving issues such as scratches, uneven finishes, and surface defects.
* Emphasizes the importance of proper technique and meticulous attention to detail.

Example: Using a finer abrasive to remove scratches that have occurred during the initial polishing process.