Black Oxide Finishing
Available from Heatbath/Park Metallurgical
Heatbath/Park Metallurgical formulates, manufactures, markets and services a comprehensive line of proprietary Pentrate black oxide products to achieve the blackest possible finish with maximum corrosion protection and abrasion resistance. For use on steel, zinc, stainless steel, copper, cast and malleable irons. Heatbath black oxide formulations are available in both liquid and powdered forms. Supplementary products for the black oxide finishing of powdered metal, assembled parts and silver solder weldments are also available.