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What is polycarbonate?

  • Nov 18, 2020
  • 2 min read

Polycarbonate is a thermoplastic polymer and is a sturdy, hard and transparent material. The most important property of polycarbonate is its enormous impact resistance. Polycarbonate is 250 times stronger than glass and this is why polycarbonate is often used as safety glazing.




Crystal clear and extremely strong

Polycarbonate was discovered in around 1900 by a German chemist, Alfred Einhorn. He researched the material for more than three decades but could not find a commercial application for it. In 1953, that changed and Bayer and General Electric started production of polycarbonate. The plastic was mainly used as a replacement for glass, albeit in small areas. The reason for this was that polycarbonate had a brown tint: it was not until 1970 that polycarbonate was made crystal clear. Polycarbonate quickly made a name for itself as safety glass and is used in protective goggles, machine guards, headlights for cars and even in the cockpits for jet fighters.


The material is available in crystal clear and twin-wall. The sheets are supplied with a protective film on both sides to provide protection when processing the material. If necessary, the sheets can also be given an extra scratch-resistant coating, which also protects against chemicals and ensures that graffiti is easy to remove. The polycarbonate sheets we offer are all UV-resistant, making them suitable for exterior applications. Think of making a greenhouse of polycarbonate, replacing boat windows or creating a patio cover. Non-UV-resistant sheets used for exterior applications will yellow after 2 to 3 years.


Easy to cut and maintain

The outer properties of polycarbonate are very similar to those of acrylic sheet, but as well as its strength, polycarbonate has other important advantages. Due to the strength of polycarbonate, the material is also much easier to machine, for example, by drilling and cutting. Polycarbonate can also be worked cold without any tearing on the fold line. You can also easily process polycarbonate by following the tips in our blogs about polycarbonate sheet. The maintenance of polycarbonate is simple: we recommend that polycarbonate is maintained regularly (annually). Unfortunately, polycarbonate is somewhat more scratch-sensitive than normal glass but if you get scratches in your polycarbonate, you can easily polish it. You will find valuable tips and tricks on how to do this in our blog about polycarbonate polishing.


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About Our Polycarbonate Sheets

Key Benefits of Exolon® Monolithic Polycarbonate Sheets

Exolon® monolithic sheets offer an exceptional balance of physical and mechanical properties that remain stable across a wide range of temperatures and humidity levels. Designed for durability, clarity, and performance, these sheets are ideal for both residential and commercial glazing applications.

Superior Alternative to Traditional Glazing

Exolon® polycarbonate sheets are a safer, lighter, and more cost-effective replacement for glass. They're nearly unbreakable, easy to cut and install, and reduce the overall weight of your structural framework—resulting in lower transportation, handling, and installation costs. This makes them the smart choice for modern construction and architectural projects.

UV Protection for Long-Term Performance

Unlike standard plastics, Exolon® sheets feature a protective UV-resistant layer that shields against the harmful effects of solar radiation. This added layer prevents yellowing, cracking, and degradation, ensuring long-term clarity and performance even in harsh weather conditions.

Perfect for Arched and Curved Glazing

All Exolon® monolithic sheets can be cold-formed to fit arched or curved glazing profiles. As long as the bend radius exceeds the manufacturer’s minimum recommendation, the mechanical properties of the sheet remain unaffected, ensuring both flexibility and strength.

Built to Last – Guaranteed for 15 Years

Backed by a 15-year performance guarantee, Exolon® polycarbonate sheets offer superior longevity and value. With resistance to impact, weather, and UV radiation, Exolon® stands out as the go-to material for high-performance glazing solutions.

For pricing, availability, or to request a quote for your next project using Exolon® sheets, contact us today.

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