How to Use Ultra-Blak 460
Use Ultra-Blak 460 to give zinc surfaces smooth, smut-free black finishes that can stand up to wear and tear.
Use Ultra-Blak 460 to:
- Produce decorative jet-black finishes
- Avoid smutty rub-off
- Work with plated zinc, diecast zinc, and galvanized surfaces
Ultra-Blak 460 is a non-chrome blackening process that produces a decorative jet-black finish on zinc and zinc diecast surfaces.
One gallon can blacken approximately 100–300 sq. ft. of zinc parts or zinc diecast.

Health Hazard

Irritant
How to Use Ultra-Blak 460
Use Ultra-Blak 460 to give zinc surfaces smooth, smut-free black finishes that can stand up to wear and tear.
Use Ultra-Blak 460 to:
- Produce decorative jet-black finishes
- Avoid smutty rub-off
- Work with plated zinc, diecast zinc, and galvanized surfaces