Sample Preparation and Superfinishing Machines & Consumables

Welcome to PSI

Precision Surfaces International, Inc. (PSI) is a distributor of products for achieving precision surface finishes. Our principle markets are as follows:

Metallurgical Laboratories

A complete product line of Met Lab sample preparation equipment and consumables for the cutting, grinding and polishing of samples for microstructural and quality analysis.

Industrial Superfinishing

Products in belt, sheet, roll and disc form for use in production grinding and polishing of hard to finish materials. These products include Diamond Lapping Film, Flexible Diamond, Diamond Microfinishing Film, Diamond Suspensions and more.

MicroAbrasive Sheets

Microfinishing Film, Diamond Microfinishing Film, Lapping Film, Diamond Lapping Film and Polishing Paper are available from PSI in sheet form in small quantities.

PSI has operated under the same ownership and management since 1983. Located in Houston, Texas, we serve customers throughout the world.

Main Menu x