Ultra-Blak 404-L is a ready to use solution of EPi's oxidizing liquid formulation Ultra-Blak 404. It is used to blacken cast iron, malleable iron, and some mild low-carbon steels with a deep, rich black finish.
Corrosive
Health Hazard
Irritant
How to Use Ultra-Blak 404-L
Ultra-Blak 404-L is a ready to use solution. It is recommended for installations where an automated replenishment is desired. It is ideal for the initial charging of black oxide baths.
Use Ultra-Blak 404-L to:
Blacken cast iron, malleable iron, and many steels
Achieve rich black finishes on workpieces, including all castings
Work with oxidizing salts rather than liquid solutions
Work with a hot-temperature blackening process
Blacken Metal Injection Molding (MIM) Parts
How to Use Ultra-Blak 404-L
Ultra-Blak 404-L is a ready to use solution. It is recommended for installations where an automated replenishment is desired. It is ideal for the initial charging of black oxide baths.
Use Ultra-Blak 404-L to:
Blacken cast iron, malleable iron, and many steels
Achieve rich black finishes on workpieces, including all castings
Work with oxidizing salts rather than liquid solutions
