ELECTRONIC SPACE PRODUCTS INTERNATIONAL

1050 Benson Way, Ashland, OR 97520

Toll Free (800) 638-2581 * Fax (541) 488-8313

E-Mail: sales@espimetals.com

CERIUM OXIDE POLISHING COMPOUND

Description: Beige to pink rare earth oxide powder with no odor.

Specifications:

                                                                    Unit          Min          Max

            Initial Polishing Speed (IPS):        mg           33.0

            IPS/Std. Ratio:                                %             0.7

Typical Impurities in Percent:

            Amorphous Silica                   1-6

            Thorium Oxide                       .1 - .2

Solubility: Insoluble

Reactivity: Non-reactive. Reacts only with strong acids or alkalis.

pH in 5% Slurry: 7-8

Specific Gravity: Approximately 2-3

Bulk Density: 0.67 gm/cc

Stability: Essentially inert

Recommend Applications:

            Typically used to polish ophthalmic lenses, mirrors, television tube face plates, and optical devices.