Underbody Coating
Underbody coating intoduction:
- Underbody coating is the protective coating that is applied on the underbody of the car to prevent the rust and corrossion there by increase the lifespan of the vehicle .
- It also protects parts like internal body panels, frame rails and other inner panels that are not physically accessible but are prone to corrosion. Act as Reinforments and provide good bonding with the metals.
- Underbody coating can be applied over average thickness ranges from 1.5mm to 7mm .
Material Properties of under body coating :
- Underbody coating materials should have the properties of fast drying, paintable, rubberized, non toxic and chip resistant.
Types of underbody coating:
The materials used for the underbody coating are
- Rubberized : dust, moisture, and dings or dents.
- Wax based : base protection in moderately humid environment.
- Asphalt based automotive:durability against rocks, chips, and moisture.
- Polyurethane : over the fractures or spliting areas
Advantages :
- It minimises the corrosion,rust, noise, vibration and harness which commonly comes into contact with substances such as water, chemicals such as salt, and other dirt and debris from the road.
- It insulates the interior of the car from extreme temperatures from beneath the vehicle providing a comfortable cabin experience.
Disadvantages :
- Spray will be heavy in pockets and weight to the vehicle.
- Need to apply every 3 to 5 years and is not impervious to damage.