Makrolon Polycarbonate products offer a great blend of beneficial features including temperature resistance, impact resistance and optical properties position polycarbonates in between commodity plastics and engineering materials.
Polycarbonate is definitely a rugged material. Even though it has outstanding impact-resistance, it's got a lower scratch-resistance and so a hard coating is often applied to polycarbonate eye protection lenses as well as polycarbonate exterior automobile equipment. The properties associated with polycarbonate tend to be comparable to those of Acrylic PMMA materials, except polycarbonate is actually stronger, it is usable in a wider temperature range and is a bit more expensive. This plastic polymer is highly transparent to visible light and it has better light transmission characteristics than most grades of glass.
Polycarbonate has a glass transition temperature of about 150 °C (302 °F), in order that it softens gradually above this point and flows above about 300°C (572 °F). Tools are required to be held at warm to high temperatures, generally above 80 °C (176 °F) for making strain- and reduced stress products.
Unlike most thermoplastics, polycarbonate can undergo massive shape changes without breaking. Due to this fact, it may be processed and formed without needing to be heated using sheet metal techniques, for instance forming bends with a brake. Even for sharp angle bends having a tight radius, no heating is generally necessary. This makes it attractive prototyping applications where transparent or electrically non-conductive parts are needed, which can not be crafted from sheet metal. Be aware that PMMA/Plexiglas, that is similar in appearance to polycarbonate, but it's brittle and cannot be bent without heating.
Polycarbonate is commonly found in eye protection, as well as in other projectile-resistant see through applications that would normally be thought of as requiring the use of glass, but require much greater impact-resistance. Several types of lenses are created from polycarbonate, including automotive headlamp lenses, lighting lenses, sunglass/eyeglass lenses, swimming and SCUBA goggles, and safety goggles for use in sporting helmets/masks and police riot gear. Windscreens in small motorized vehicles are normally crafted from polycarbonate, such as for motorcycles, ATVs, golf carts, and small planes and helicopters.
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