When you pick up your phone, take apart an auto part, or look at a home appliance casing, you might not realize that hidden inside these seemingly ordinary plastic products lies a kind of “invisible rebar” — glass fiber (GF). From PP + 20% GF to PA + 60% GF, these reinforcing fibers quietly support the plastic matrix, much like steel bars inside concrete. Today, let’s uncover the mystery of long g...

Have you ever noticed markings like "V-0" or "V-1" on a lighting fixture? Probably not—and that's completely normal. Unlike brightness or color temperature, these ratings don't affect how a light performs in everyday use. But in the event of a fire, they can make a critical difference to safety. Most lighting housings are made from plastic. Once ignited, some plastics burn slowly and self-extingui...