TECHNICAL DATA
Rare Earth 89
BB0005

Rare Earth 89 is an innovative slurry for precision polishing applications.  Developed for precision glass and optical materials, Rare Earth 89 offers premium cerium oxide polishing slurry which gives both fast removal rates and excellent surface finishes.

Application

Dilute in water. Preferred, but not required, water type is DI or RO water.   Concentration can vary per operation. For best results, please consult with UPI technical staff to recommend optimal processing conditions.

Benefits
  • Moderate granularity
  • High removal rate
  • Wide array of applications
Physical Characteristics
Test Rare Earth 89
pH 7 - 8
Particle Size (D50, μm) 0.4 - 0.6
Particle Size (D99, μm) <4
Solid Content (%) 40 - 50
Availability
  • 1 Gallon(s)
  • 1 Pint(s)
Information included herein was obtained from sources which UNIVERSAL PHOTONICS, INC. and its subsidiaries believes are reliable and accurate as of the date hereof. However, no representations or warranties, either expressed or implied, of merchantability, fitness for a particular purpose or of any other nature are made herein as to the information provided or the product to which the information refers. The health and safety precautions contained herein may not be adequate for all individuals and/or situations. It is the user's obligation to evaluate and use this product safely and to comply with all applicable laws and regulations. Given the variety of factors that can affect the use and application of a product, some of which are uniquely within the user's knowledge and control, it is essential that the user evaluate the product to determine whether it is fit for a particular purpose and suitable for user's method of use or application. We assume no legal liability for any injury, accident, loss, or damage through the use of this product. ver.01.24.2024/TD