| Finish |
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Definition |
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Specification |
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Description of Finish |
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| Zinc |
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Zinc coatings prevent oxidation of the protected metal by forming a barrier and by acting as a sacrificial anode if this barrier is damaged. |
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QQ-Z-325
ASTM-B-633 |
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Clear or Yellow Appearance on Surface
Excellent Corrosion Resistance
Good Paint Base
RoHS Compliant |
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| Electroless Nickel |
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Electroless nickel plating is a chemical reduction process which depends upon the catalytic reduction process of nickel ions in an aqueous solution and the subsequent deposition of nickel metal without the use of electrical energy. |
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AMS 2404
AMS 2405
ASTM B656
Mil-C-26074
ASTM B733
Rockwell 580-0766
Rockwell 580-5296 |
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Semi Bright Silver Color of Stainless Steel
Uniform Thickness of Coating
Hard
Excellent Corrosion
Resistance Low Friction
Good Bearing Surfaces |
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| Electropolish |
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The electropolish process is the removal of substrate (base) material in such a fashion as to impart a highly reflective surface, diminishing scratches, burrs and unwanted sharp edges from most metals. |
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SEMI F19
ASME BPE
EP 1019 |
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Bright Mirror Finish |
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Bright Nickel
& Nickel Chrome |
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Bright Nickel & Nickel Chrome has been widely used for a decorative finish in a variety of areas where there is a need for corrosion protection and wear. |
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QQ-W-290 A |
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Bright Nickel
Mirror Chrome finish |
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| Anodize |
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Anodizing is a conversion of the aluminum surface to practically pure aluminum oxide. |
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MIL-A-8625F
AMS 2471
AMS 2472 |
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Increased Resistance to Corrosion and Oxidation
Good Paint Base for Dye |
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| Passivate |
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Intended to improve the corrosion resistance of parts made from austenitic, ferrite and martensitic corrosion-resistant steels of the 200, 300 and 400 series and precipitation hardened corrosion-resistant steels. |
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QQ-P-35
ASTM B 912-00 |
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Improves Corrosion Resistance
Good Paint Base |
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| Chemical Film |
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Chemical Film coatings are gelatinous films which provide some sort of a barrier medium to retard corrosion on aluminum surfaces and enhance adhesion of subsequent coatings such as paints and primers. |
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ASTM B449
MIL-C-5541E |
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From Clear to Yellowish Brown Increased Corrosion Resistance Good Paint Base RoHS Compliant |
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| Tin |
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Tin plating intended for engineering purposes is used for corrosion protection, to facilitate soldering, to improve antigalling characteristics, and as a stop-off barrier in the nitriding of high-strength steels. |
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AMS 2408
ASTM B-545
Mil-T-10727 Rockwell
580-0605
Rockwell 580-0225
Rockwell 580-0151 |
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From Dull Grey White to Bright Silver White
Excellent Solderability
Decorative
Good Lubricity
Extended Shelf Life |
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| Powder Coating |
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Powder coating provides a durable, corrosion protective hard finish. |
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A rainbow of colors to meet every conceivable customer requirement. |
