| 
			
 
   
United Abrasive, Inc. (MI) | 
  
 
  | 
  
 
 | United Abrasive, Inc. since 1939, recycles aluminum oxide, and silicon carbide abrasives from grinding wheels, spent blast media, lapping/cutting slurry, and other forms (to reduce the need to remanufacture from bauxite, which requires enormous amounts of energy).
 | 
  
 
  | 
  
 
 | United Abrasive, Inc. (MI) | 
  
 
 | Vulcan, Michigan | 
  
 
 | USA | 
  
  
  
  | 
			 | 
			 
			 
		 |