Page 1585 - MISUMI SINGAPORE Economy Series

[Materials]
Types and Apparent Colors of Surface Treatment

Q Types of Surface Treatment
Vickers Layer Applicable
Name Hardness Thickness Example Purpose, Features Reference
(HV) (μm) Materials
Zinc Plating － 3～20 Steel Thin ·Antirust, low price. －
Plate Wire
·Poor appearance.
Plate Work
Chromate Plating － 1～ 2 Steel Bolts and Nuts. ·Antirust, low price.
·Fit for mass production.
· Poor appearance, however, －
Bright Chromate － 1～ 2 Steel − works instead of nickel plating.
Trivalent 1～ 2 Steel Bolts and Nuts ·Antirust, low price.
Chromate － ·Do not contain hexavalent chrome. －
·Improvement of corrosion resistance and decoration · Copper base plating as appropriate.
Nickel Plating － － · Chrome plating has more corrosion · Not applicable to deep
resistance in the atmosphere. indentations.
Steel
Class 1 Plating Copper − ·Better appearance than Class 3 plating. ·MaterialUBuffUUPlatingUBuff
Class 3 Plating 500 5～20 Brass − ·MaterialUPlating
Satin Finish ·Fatigue resistance.
Plating － － ·Minor flaws remain inconspicuous. ·MaterialUSatin finishUPlating
Steel · Approx.10 times more expensive
than nickel plating.
Electroless 500 Stainless Parts Unsuitable ·Easy film thickness control.
Steel
for Nickel
Nickel Plating Copper Plating. ·High corrosion resistance, abrasion
Specifiable resistance. －
Aluminum ·Give Conductivity to Non-Metals
Alloy
electroless nickel plating.
Kanigen Plating up to Glass Parts hardened · Same as the features of
1000
after Plating.
Plastic
·Can be hardened by heat treatment after plating.
·Appearance with gloss · Nickel base plating
Chrome Plating － － ·Good corrosion resistance as appropriate.
· Sliding chrome plating surfaces
·Not applicable to deep
are easy to stick together. indentations.
Class 1 Plating 500 5～20 Steel − ·Better appearance than Class 3 plating. ·MaterialUBuffUUPlatingUBuff
Class 3 Plating Copper − ·MaterialUPlating
Brass
Satin Finish ·Fatigue resistance.
Plating － － ·Minor flaws remain inconspicuous. ·MaterialUSatin finishUPlating
Hard 1000 10～30 Cylinder Liners ·Excellent abrasion resistance. ·MaterialUPlating(Class 3
Chrome Plating ·More expensive than other chrome plating. Plating)
Black Oxide Bolts ·Base coating.
(Blackening) － － Steel Nuts ·Appearance(with gloss). ·General Black Oxide
Instruments ·Rusts more easily than Tufftride
Low Temperature Steel Items requiring high precision, ·Long term antirust performance. · Low-Temperature Preliminary
Black Chrome － 1～ 2 Copper items requiring higher corrosion ·High corrosion resistance. Treatment. No thermal effect
on raw material. Parts coupled
Plating Stainless Steel resistance than blackening. ·Ultra thin film. with plastic matter, rubber, etc.
Clear － 3～ 5 ·Corrosion and abrasion · Some anodize pieces are
Anodize Aluminum − resistance. colored through fine holes in
·No electric conductivity.
the hard, oxidized film formed
Alloy
Black － 5～10 ·Heat Resistance on the surface.
Q Apparent Colors of Surface Treatment
Bright Chromate Trivalent Chromate Electroless Nickel Plating Hard Chrome Plating

Black Oxide Anodize(Clear) Anodize(Black)

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