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Coating Material (Oragnic Coating* (Dyes or pigments :check: (Examples…

- - - - boats
      - automobiles
      - heavy equipment
      - Trains
      - Airplanes
    - - screws
      - fasteners
      - bolts
- - - - Sodium chromate (Na2CrO4 )
      - • Zinc phosphate (ZnPO3 ),
      - • Phosphates
  - - - Application properties
      - Evaporation rate or drying time
      - Flash point
    - - Aromatic Hydrocarbon (toluene,xylene)
      - alcohol
      - ethers
      - esters
      - water
    - - :pen: Solvents are added to keep the binder in solution during storage and to provide fluidity during
- - - - Advantages :unlock:
        
        high hardness and durability
        
        abrasion and erosion resistance
        
        Low friction surface and anti-galling properties
      - Disadvantages :lock:
        
        High price
        
        This Application takes times
        
        Need a professional handwork
    - - metallic zinc suspended in extremely hard, tough silicate matrix
      - silicone coatings are semi-inorganic polymer
    - - Advantages :unlock:
        
        Low temperature treatment
        
        Low friction surfaces
        
        Cheap and simple to perform
      - Disadvantages :lock:
        
        Poor treatment durability
        
        Thin treated layer
        
        Difficult to control treatment quality on heterogeneous materials
    - - Typically coated for steels, cast iron and aluminium
      - Has properties of glass
        
        hard surface
        
        resistance .