Black Oxide Steel Sheet

What is black oxide.

Black oxide steel sheet.

Black oxide metal finisher provides professional services for tool makers electroplaters blackening and surface protective coating in dandenong and melbourne. Black oxide does not exhibit a smoothing effect like plating or painting. Black oxide is a conversion coating that produces a chemical black finish on iron or steel by converting the surface to black iron oxide this coating chemically becomes a part of the steel surface. Express service with a 2 hour turnaround 2 patrona street dandenong victoria 3175 phone.

This produces a uniform coating with a negligible 000030 inch thickness. Depending on the pretreatment and base metal used the black oxide finish can produce an attractive satiny. Visual test the black oxide coating shall exhibit a satisfactory appearance. To achieve maximal corrosion resistance the black oxide must be impregnated with oil or wax.

Use a room temperature blackening process to give steel parts satiny grey black finishes. Epi s mid temperature black oxide process kool blak 225 blackens steel in 30 45 minutes and converts it to black iron oxide magnetite which provides a glossy black finish as well as protection for the part. Black oxide like other coatings is used to provide protection to the part achieve a required appearance or achieve other desired properties. The black stainless steel is available in 304 and 316 stainless steel and offers an attractive finish for general 304 and harsh environments 316 the pvd physical vapor deposition surface treatment is quote durable and is actually harder than the stainless steel surface itself.

Unfortunately steel is vulnerable to rusting which discolors the product and deteriorates the material. Black oxide is a form of coating used as a finish for ferrous metals stainless steel and copper and its alloys. It is used to add mild corrosion resistance for appearance and to minimize light reflection. Black oxide or blackening is a conversion coating for ferrous materials stainless steel copper and copper based alloys zinc powdered metals and silver solder.

Blackening or adding a black oxide finish to the steel helps prevent steel from rusting by creating a chemical reaction on the. Mid temperature blackening processes offer dimensional stability smut free finishes and high quality results. The black oxide coating shall cover the basis metal completely and shall be a uniform shade of black. Steel sheet metal screw black oxide finish undercut 82 degrees flat head phillips drive type ab 6 20 thread size 1 4 length pack of 100 5 0 out of 5 stars 3 misc.

The part shall show no evidence of pitting intergranular attack or etching.