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Polyetherimide, or PEI, is a high-performance engineering plastic with outstanding heat stability, mechanical properties, electrical insulation performance, and chemical stability.
ULTEM is the trademark name for Polyetherimide, while PEI is its generic name. Therefore, ULTEM and PEI refer to the same high-performance engineering plastic.
PEI is widely used in aerospace aircraft interior components, dashboards, thermal barriers, and insulation materials, medical equipment, surgical instruments, high-temperature sterilizable instruments, medical packaging, engine components, interior parts, lighting components, and electrical components.
At ECOREPRAP, a professional China PEI CNC machining factory, we provide natural color and black color PEI machined parts.
Tensile Strength | Elongation at Break | Hardness | Density | ||
PEI | 17,000 PSI | 40% | Rockwell R111-R125 | 1.27g/cm3 | Learn More |
To reduce costs, limit part setups numbers, inspection dimensions or tight tolerances numbers, and deep pockets with small radii.