Growel Al Black

Immersion blackening process for Alumunium and Alumunium alloys. It is a faster, simpler, and cost-effective alternative to black anodizing.


  • Replacement of Costly black anodizing process.
  • Jet black deposit
  • It's an easy-to-use finish that requires no special equipment or procedures.
  • Rack and Barrel processes are applicable.
  • RoHS compliance


  • Room-temperature immersion and a swab-on solution process.
  • For Small machine parts, Grommets, screws, and other Hardware


Our recommendations are made in good faith and are based on our skills. However , since the conditions of use of these products are beyond our control, this information is given on the express condition and agreement that Grauer & Weil (India) Limited, will not be liable to any person by reason thereof. Nothing herein shall be deemed to be a recommendation to use any product in violation of any existing patent rights.