Normal Anodizing

Normal acid Anodizing, often called “Type II, Class 1 & 2 anodizing” as denoted by MIL spec 8625, is an electro-chemical process that creates a controlled oxide film on the surface of aluminum.

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Hard Anodizing

Hard coat Anodizing, often called “Type III anodizing” as denoted by MIL spec 8625, is an electro-chemical process that creates a controlled oxide film on the surface of aluminum.

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Jigging & Fixture

Either titanium or aluminum is used as jigging material. A perfect firm contact must be ensured between the jigs and the components, so that the flow of current at any time of process should be continuous.

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Chromate Conversion

Aluminum will be treated by a corrosion resistant conversion coating called Chromate Conversion. Coating process applies chromate to metal substrate, creating a surface that is corrosion resistant, durable, and exhibits stable electrical conductivity.

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Masking & Plugging

As per the customer requirement, this step is performed. Areas can be masked and holes can be plugged for Dimensional criticality, and also for preventing the coverage of the complete area leading to electrical conductivity.

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Stainless Steel Passivation

Alcoats performs S.S.Passivation according to the specification ASTM A 967. This specification covers minimum requirements such as pre-treatment of the surface like solvent cleaning, degreasing, passivation procedure etc...

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