Polycarbonate is a durable, translucent material that is often used in greenhouses and bullet-proof windows. When cutting polycarbonate, it is important to use the right type of blade to avoid damaging the material. The best blade for cutting polycarbonate is a circular saw blade with a teeth count of 60 or more. In addition, it is important to use a blade with a high-speed rating to avoid melting the polycarbonate. When cutting polycarbonate, it is also important to use a slow speed and plenty of lubricants to avoid overheating the material. With the right tools and techniques, cutting polycarbonate can be a simple and straightforward process.