Metal Finishes

Question 1

• mechanical means
• applied on a metallic substance
• includes cleaning and chemical pre-treatment; 1 or 2-side, single or multiple application of liquid or powder coating materials

Answer 1

Coating (organic)

Question 2

• non-metallic coating

- coating with a non-transparent formulation containing pigments

Answer 2

Painting/ Enameling

Question 3

• non-metallic coating
• coating with a formulation based on a dissolved material which forms a
transparent layer after drying; increases corrosion resistance

Answer 3

Lacquering

Question 4

• non-metallic coating

- dip coating; steels are dipped in this; looks like latex paint

Answer 4

Plastic and Nylon Coating

Question 5

• mechanical means

- continuous coating of a material strip; applied in steel and aluminum

Answer 5

Coil Coating

Question 6

• mechanical means
• single coating of any type with no particular requirements for appearance
• usually reverse side of the coated product

Answer 6

Backing Coat

Question 7

• mechanical means

- treatment of metal with chemical solutions by dipping or spraying to build up an oxide film

Answer 7

Chemical Conversion Coating

Question 8

• mechanical means

- application of a priming paint

Answer 8

Priming

Question 9

• mechanical means

- application of a solution (resin, chromate, and acid)

Answer 9

Pretreatment Priming

Question 10

• mechanical means

- single coating; like primer with special properties regarding adhesion
and corrosion protection

Answer 10

Single Coat System

Question 11

• mechanical means

- system comprising with a primer or a base coat, intermediate 
coat(s), and a top coat

Answer 11

Multiple Coat System

Question 12

• mechanical means

- dry paint film of the coated product

Answer 12

Organic Coating

Question 13

• mechanical means

- organic film applied to a substrate

Answer 13

Film Coating

Question 14

• mechanical means
• process of applying a thin coating of an expensive anti-corrosive metal
• chrome 
plate, nickel plate, bronze plate, silver plate, zinc plate

Answer 14

Metallic Coating

Question 15

• chemical means

- chemical treatment to improve the optical reflectivity of a surface

Answer 15

Chemical Brightening

Question 16

• chemical means

- polishing of metal surface by immersion in a solution of chemical reagents

Answer 16

Chemical Polishing

Question 17

• chemical means

- removal of oil or grease by a suitable organic solvent

Answer 17

Degreasing

Question 18

• chemical means

- roughening of the surface of a metal by overall or selective dissolution in acid

Answer 18

Etching

Question 19

• chemical means

- removal of a thin surface layer of a metal by chemical action

Answer 19

Pickling

Question 20

• chemical change accompanying the passage of an electric current
• removes metal in a selective manner

Answer 20

Electrochemical means

Question 21

• electrochemical means

- treatment to improve the optical reflectivity
 of a surface

Answer 21

Electrochemical Brightening

Question 22

• electrochemical means

- polishing of a metal surface by making it anodic in an appropriate
electrolyte

Answer 22

Electropolishing

Question 23

• electrochemical means
• produced by an electrolytic oxidation process in which the metal is
converted to a mainly oxide coating having protective, decorative or functional properties

Answer 23

Anodized Metal

Question 24

• electrochemical means

- metal with a colorless, translucent anodic oxidation coating

Answer 24

Clear Anodized Metal

Question 25

- electrochemical means | - anodized metal colored either during anodizing or by sub sequent 
coloring processes

Answer 25

Color Anodized Metal

Question 26

- electrochemical means | - metal that has been anodized using an appropriate electrolyte; produces a colored coating

Answer 26

Integral Color Anodized Metal

Question 27

- electrochemical means | - colored by electrolytic deposition of a metal or metal oxide

Answer 27

Electrolytically Colored Anodized Metal

Question 28

- electrochemical means | - colored by absorption of dye-stuff or pigments

Answer 28

Dyed Anodized Metal

Question 29

- electrochemical means | - colored by electrolytic coloring or produced by integral color anodizing followed by absorption dyeing

Answer 29

Combination Color Anodized Metal

Question 30

- electrochemical means | - colored by means of optical interference effects

Answer 30

Interference Color Anodized Metal

Question 31

- electrochemical means | - anodized metal with a high specular reflectance

Answer 31

Bright Anodized Metal

Question 32

- electrochemical means | - anodizing wherein the primary characteristic is protection against corrosion or wear

Answer 32

Protective Anodizing

Question 33

- electrochemical means | - anodizing wherein a decorative finish has a uniform and esthetically pleasing appearance

Answer 33

Decorative Anodizing

Question 34

- electrochemical means - anodizing to produce a finish to be used in permanent, exterior, and static situations - importance of appearance and long life

Answer 34

Architectural Anodizing

Question 35

- electrochemical means | - anodized metal with a wear and/or abrasion resistant anodic oxidation coating

Answer 35

Hard Anodized Metal

Question 36

- electrochemical means - treatment of anodic oxidation coatings on metal to reduce porosity and 
absorption capacity of the coating by hydrothermal processes

Answer 36

Sealing

Question 37

- electrochemical means - treatment of anodic oxidation coatings on metal to plug pores and
reduce absorption capacity of the coating by chemical processes carried out at low 
temperatures after anodizing

Answer 37

Cold Impregnation

Question 38

- electrochemical means - use of a colored powder (with a positive electric charge) that is sprayed onto a metal (with a negative electric charge) and baked in kiln to fuse powder to metal surface - ideal for exterior applications

Answer 38

Powder-coating