Room Temperature, 65–85° F
Room-temperature black oxide processes are best for quick, safe, and convenient in-house and even at-home blackening. Use a room-temperature blackening process to give steel parts satiny, grey-black finishes and extra corrosion resistance.
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Learn MoreHot Temperature, 150–180° F
Hot-temperature black-oxide processes produce glossy black-blue coatings and true black-oxide magnetite finishes in 10–20 minutes. EPi’s line of high-temperature blackeners offers impressive abrasion and corrosion resistance, and several products meet military and AMS specifications.