Covestro 6557 is a halogen-free flame retardant polycarbonate (PC) material with high transparency, strong toughness, medium viscosity, and high-temperature resistance. It can be used in the following fields:

• Automotive Industry: Suitable for automotive lighting systems, dashboards, door frames, lever covers, spoilers, as well as front and rear bumpers, mirror frames, etc.
• Electronics and Electrical Industry: Can be used for junction boxes, sockets, plugs and sleeves, gaskets, TV converter devices, telephone line brackets, switch boxes, telephone exchanges, distribution panel components, relay housings, etc.
• Construction Industry: Applicable for making door and window glass, PC laminated panels for protective windows in banks, embassies, detention centers, and public places, as well as aircraft canopies, lighting equipment, industrial safety barriers, and bulletproof glass.
• Industrial Machinery Parts and Tools: Suitable for manufacturing various gears, worm gears, bushings, guide rails, refrigerator shelves, and other household appliance components, as well as handles for power tools.
• Medical Device Industry: Can be used to produce blood collection devices, blood oxygenators, surgical instruments, kidney dialyzers, and other medical equipment.
• Packaging Bottles and Containers: Suitable for making recyclable containers, such as PC bottles.
• Leisure and Protective Equipment: Can be used to manufacture helmets, safety caps, protective masks, sunglasses, and sports guards.
• Films: Applicable for producing printed charts, medical packaging, membrane commutators, etc.