#underbodyshield

As the world of industrial manufacturing continues to change and progress, the need for materials that are at once extremely durable and surprisingly lightweight has never been greater. PP Glass Felt, an advanced composite material combining the benefits of Polypropylene (PP) and Glass fibers in an intricate and specialized form of needle-punching, is the technological solution to this growing need. In 2026’s industrial world, this material is the key word in automotive underbody shields, lightweight construction materials, and rugged industrial enclosures. At Parknonwoven, we have perfected the art of blending these materials to create a felt that is at once as stable as glass and as moldable as polypropylene.

The Mechanics of the Hybrid: The Reason Glass and PP are Meant to be Together What sets the technical performance of Parknonwoven PP Glass Felt apart from the rest of the felts out there is that, unlike most felts that may emphasize one over the other, our "hybrid" approach brings a "best of both worlds" kind of performance:

Glass Reinforcement (The Skeleton): The glass fibers are responsible for the high tensile strength and rigidity of the PP Glass Felt. This ensures that the material does not stretch or deform, even when subjected to mechanical forces. In this way, it becomes a "hard-shell" protector for sensitive vehicle components.

PP Matrix (The Binder): The Polypropylene, meanwhile, is a low-melt thermoplastic that, in the molding process, surrounds the glass fibers and locks them into a rigid, three-dimensional shape that is resistant to both impact and water.

Superior Impact Absorption: Because of the rigid nature of plastics, they may crack or even shatter if subjected to impact. However, the "fibrous" nature of PP Glass Felt allows for the dissipation of impact forces, making it the standard for wheel arch liners and engine belly pans for 2026.

The Parknonwoven Advantage: 2026 Mastery in Thermoplastic Composites At Parknonwoven, we supply the high-tenacity technical substrates that the world's most demanding OEM's require. With 25 years of mastery, we guarantee that your components are lighter, quieter, and more durable.

Lightweight Efficiency for EVs: In the 2026 Electric Vehicle (EV) landscape, every kilogram counts, as it directly relates to range. Our PP Glass Felt delivers the structural rigidity of thin metal, but at a fraction of the part weight, allowing you to meet your range targets.

Acoustic and Thermal Insulation: In addition to structural integrity, the density of our felt also serves as a formidable barrier against unwanted external noises and heat. This "dual-function" characteristic allows for the replacement of multiple components with a single Parknonwoven molded part.

100% Recyclable "Green" Manufacturing: In the 2026 Electric Vehicle landscape, sustainability is a primary imperative. Our PP Glass Felt is a "pure" thermoplastic composite, allowing for the reuse of our part as a raw material for new industrial components at the end of its life cycle.

Precision Thermo-Moulding: Our PP Glass Felt possesses a "loft" that can be molded to a uniform thickness and smooth finish, even for complex, deep draw part geometries.

Frequently Asked Questions (FAQs)

Is PP Glass Felt more suitable than regular plastic for the underbody parts? Yes. Regular plastics are more likely to crack when impacted by cold weather conditions. PP Glass Felt is more suitable because, being fibrous and slightly flexible, it is capable of absorbing the impact of road debris without cracking.

How would PP Glass Felt perform if exposed to moisture and road salt? The polypropylene is hydrophobic in nature, and the glass fibers are non-rotting. This combination makes the material totally immune to the destructive effects of road salt, water, and car fluids.

Does PP Glass Felt need special equipment to be molded? It is generally processed using "Compression Moulding." Preheating the material until the polypropylene is sufficiently softened, the PP Glass Felt is then compressed into the mold. Parknonwoven supplies the material in roll or sheet form, suitable for high-speed automated production.

Can the proportion of Glass to PP be altered? Yes. If the part requires more stiffness (i.e., more glass fibers), we could supply the material with more glass fibers. Alternatively, if the part requires more moldability (i.e., more PP fibers), we could supply the material with more PP