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  Black Silicon Carbide
  Green Silicon Carbide
  Boron Carbide
  White Aluminum Oxide
  Brown Aluminum Oxide
  Calcined Alumina
  Reactive Grade Alumina
  Polishing Grade Calcined Alumina
   PC 12 - 2
   PN-6 & PN-612
   PN-502 VPC-11
   PN - 505
  Sub Micron Alumina
  Nano Sized Alumina
  Sinterable Silicon Carbide Powders
  Refractory Materials
  Abrasive Media
  Lapping Slurries
  Spherical Media
  Fumed Silica
  Cast Polymer Fillers
  Surplus Raw Materials
   
   
   
   

Calcined Alumina PC 12-2

The Martinswerk PC 12 -2 is a fine grained, extremely soft calcined aluminum oxide utilized in a variety of polishing applications. Specified as high brilliance polishing agents for stainless steel and steel, plastics and glass. The PC 12 -2 is ideal as a single process abrasive for automotive Clear Coat paints.
 
Typical Analysis
(Al2O3)
95.0%

(SiO2)

< 0.04 %
(Fe2O3)
< 0.04 %
(Na2O) total
< 0.50 %
(CaO)
< 0.05 %
Alpha Al2O3
> 90 %
Oil Absorption
30 ml/100g
Specific Surface Area (BET)
4 – 7.0 m2/g
Primary Crystal Size
0.5 um
 
Typical Particle Size Distribution

d 10

<1.0 >

 um
d 50 1.5 – 2.0 um
d 90 < 20 um
 

 

 


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