Aluminum Ring Black Anodized Aluminum Parts Machining

Medium protection heating. Isolate the surface of the billet from the oxidizing furnace gas to prevent the billet from oxidizing when heated. The media used include gaseous protective media (such as pure gas, liquefied petroleum gas, nitrogen, etc.), liquid media (such as glass melt, molten salt, etc.) and solid protective media (such as charcoal, glass powder, enamel powder and metal coating Wait).

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