Primary links

GammaSol Colloidal Alumina

Final polishing solution

Colloidal Alumina is used to impart a final polish on a range of samples - and works very well as a final polish on silicon dice. 

Product Highlights

  • Used with Polishing Pads
  • Faster than colloidal silica
  • Achieve a deep chemo-mechanical shine 
Order Code Description Size
2392.4 GammaSol Colloidal Alumina -0.05 micron 4 oz. bottle
2392.2 GammaSol Colloidal Alumina -0.05 micron 32 oz. bottle
2392.1 GammaSol Colloidal Alumina - 0.05 micron 1 gallon bottle


0.04 micron Colloidal Silica
0.04 micron Colloidal Silica

Related Accessories

Bookmark and Share

Featured Product


ULTRAPOL FIBERLAB Module System is a new product in ULTRA TEC’s Fiber Optic Polishing Product Line.  The main...

Company News

Introducing 'In-Situ' RST Measurement & Ultra-High Definition Targeting for Micro-electronic Sample Prep

November 28, 2017

Shown for the first time at ISTFA 2017 -- ULTRA TEC is pleased to introduce a major...


Antireflective coating offers optimized backside imaging

ARC-lite provides a rapid, easy-to-apply and effective coating for improving backside imaging on thinned and polished semiconductor substrates. By applying a few drops of ARC-lite Imaging fluid and a short 45 second...