Category Archives: Black Oxide

Black Oxide Treatment for Architectural products

Posted on January 3, 2024 by Metlab Heat Treating

Black oxide, or blackening or bluing, is a chemical conversion coating that provides corrosion resistance and a decorative black finish to metal surfaces. It is commonly used on architectural metal products to enhance their appearance and protect them from rust … Continue reading →

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Metlab Boosts Black Oxide Capabilities with New Production Line

Posted on August 18, 2023 by Metlab Heat Treating

Metlab has recently added a second production line to bolster its black oxide capabilities, providing the company with an additional 50% boost in capacity. The new line consists of nine (9) individual tanks, a caustic cleaning tank, an acid tank, … Continue reading →

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Industrial Heating Magazine Feature: Metlab Specializing in the Heat Treatment of Large Parts

Posted on March 24, 2019 by Metlab Heat Treating

Recently Industrial Heating Magazine featured Metlab as part of a company profile as a member of the Metal Treating Institute: Metlab isn’t your typical commercial heat treater. Founded in 1928 as a manufacturer of aluminum spars for biplanes, the company is … Continue reading →

Posted in Annealing, Black Oxide, carburizing, Flame Hardening, Heat Treaint Small Parts, Heat Treating, Nitriding, Vacuum Heat Treating | Leave a comment

Metlab Applies Black Oxide To A Suit of Armor

Posted on April 4, 2017 by Metlab Heat Treating

Metlab recently black oxide finished a suit of armor for an artisan. The armor was manufactured by M & M Metals of Jeffersonville, PA. The complete suit of armor consists of about 125 hand-formed metal plates, and will cover and … Continue reading →

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Heat Treating For Machine Shops

Posted on October 6, 2015 by Metlab Heat Treating

Providing heat treating services to machine shops is a core business feature of Metlab Heat Treating. The company has been working with hundreds of shops, both large and small, for many years. Types of heat treating services that are typically … Continue reading →

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Black Oxide – Process and Applications

Posted on May 12, 2015 by Metlab Heat Treating

Metlab offers black oxide coating service. This service is in addition to its current array of heat treating services. Black oxide, which can be applied to a broad range of products, is classified as a conversion coating. It can be … Continue reading →

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Heat Treating Small Parts

Posted on June 18, 2014 by Metlab Heat Treating

Metlab Heat Treating is able to process a wide variety of parts in small sizes. The company is well known for large part heat treating; however the company maintains a long history of small parts applications. Watch the Small Parts … Continue reading →

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Metlab Expands Into Maryland & Delaware With Large And Small Part Heat Treating Services

Posted on January 28, 2014 by Metlab Heat Treating

When customers think of Metlab, they think of large parts heat treating. But Metlab has a long history of heat treating small parts as well. With the acquisition of the John V. Potero Company  in 2001, moving it from Philadelphia … Continue reading →

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Congresswoman Allyson Schwartz Visits Metlab

Posted on April 4, 2013 by Metlab Heat Treating

Mark Podob (left) and Jim Conybear (right) owners of Metlab, Philadelphia, PA, welcomed the Honorable Allyson Schwartz, Congresswoman to Metlab on Thursday, April 4, 2013. The Congresswoman, Representative for the 13th District in Pennsylvania, toured the heat treat plant looking … Continue reading →

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Black Oxide

Posted on January 25, 2011 by Metlab Heat Treating

Black Oxide is a chemical treatment that is applied to steel parts to create an attractive appearance and provide corrosion resistance. There are many applications throughout the metal working industries that use the process. These range from fire arms to … Continue reading →

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