Introduction: Navigating the Global Market for pei filament The accelerating global demand for high-performance thermoplastics has firmly positioned Polyetherimide (PEI) filament—commercially recognized in many applications as ULTEM™—at the core of industrial innovation. For international B2B buyers in regions such as Africa, South America, the Middle East, and Europe, PEI combines unparalleled thermal stability, mechanical strength, […]