What is automotive foam?

[147 Pages] Automotive foams are made up of a solid and gas phase mixed together to form a plastic foam. They are available in different foam types based on raw materials used, majorly polyurethane, olefins, and polystyrene and are produced by the use of crude oil as feedstock.

What is NVH foam?

Engineered foam products from Fostek Corporation are trusted to provide improved NVH (noise, vibration and harshness) characteristics in vehicles and equipment. Vibration or friction between components can increase wear on components and produce undesirable noise.

Can you spray foam a car?

Spray foam insulation is one of the best ways to insulate the voids of your car, giving you a quieter, temperature-controlled, more comfortable ride. It flows and forms to the shape of the cavity and doesn’t have to be painstakingly cut to size and molded by hand to fit into crevices.

What is interior foam used for in cars?

Flexible foams or flutter foams. They’re usually used to prevent the fluttering of the metal as the vehicle travels down the highway.

Where is structural foam used in cars?

Structural Foam — Structural foam is intended to reinforce and strengthen the structure of the automobile and manage collision energy forces. It can be found in the torque box area of full frame vehicles, pillars and front lower rails. It can also be used between engineering changes.

Does Bondo stick to spray foam?

For modeling purposes, Bondo’s density lets it stick well to pieces of wood, foam, and carbon fiber. These materials aren’t affected by the polyester resin, so they allow the Bondo to be applied without surface deterioration.

Can damaged structural foam be repaired?

Vehicle makers typically provide foam blocks and energy absorbers as a service parts, rather than providing a repair procedure. Damaged foam should be replaced.

Can I put Bondo over expanding foam?

You would be very lucky if spray foam and Bondo lasts for more than a year. Bondo is formulated to adhere to carbon fiber, wood, metal, and foam. However, it will not hold on to Styrofoam. So, if this is the type of foam that you intend to layer Bondo with, you can start looking for other alternatives.