Challenge

Underbody Coating

  • Underbody coating provides long term protection from corrosion to car underbody, it also protect parts like internal body panels,frame rails and other inner cavities that are not physically accesible but are prone to corrosion .

Tha main purpose of underbody coating is to check rust especially in the body component like frame rails along with other exposed

In Indian roads car underbody is prone to rust easily as because of the seasonal & humid conditions.

  • A sample view of with and without underbody coating -

  • Types of underboy coating -
  1. Rubberised under body coating –

This is generally thought of as the best underbody coating for your car. It preserves the underbody well, protecting it from scratches. Applying this to the undercarriage is not much of a hassle either.

2. Wax based underbody coating –

This – more or less – ephemeral undercoating will wear away in a few months’ time. On the upside, wax-based undercoating puts up a big fight against moisture. It is also the most affordable option out there.

3. Asphalt based under body coating –

Best suited for lorries, trucks and large vehicles this provides a greater degree of protection compared to rubber-based coatings. However, asphalt-based coatings contain little amounts of rubber for sound-insulation purposes. The process of applying this coating is a bit time-consuming though.

4. Polyurethane underbody coating –

This coating closes up splits and fractures on the underbody of the vehicle. It offers up good protection against corrosion and also bonds with the metal. Unlike in the case of asphalt-based coating, you can paint over the polyurethane coating.

  • Pros of underbody coating –
  1. Fight’s rust – It plays an important role in keeping corrosion at bay.

2. Absorb Noise - very thick undercoating can soften the noises that reach the cabin. Since the undercoating is often made up of rubber it absorbs some of the rackets. The occupants of the car could spare themselves of the road

3. Reinforcement - If your car comes with stock underbody coating, using another coating on top of it, is good.

4. Prolongs car life

  • Con’s of underbody coating –
  1. It’s less helpful if corrosion is already present.
  2. It works best on new cars.
  3. A third-party vehicle underbody coating may void warranty.
  4. It adds weight to vehicle.
  5. It’s not impervious to damage.
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