At a Glance
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Material Type
Plastic -
Material Name
PEI Ultem 1000 -
Alternative Names
Polyetherimide Ultem 1000 -
Process Compatibility
CNC Machining, Injection Molding
Properties Table of PEI Ultem 1000
- Ultimate Tensile Strength(UTS) 125 MPa
- Yield Strength(0.2% offset) 125 MPa
- Young's Modulus(Elasticity) 3.1-3.3 GPa
- Elongation at Break 12-35%
- Physical Properties
- UV Resistance Excellent
- Ductility and Flexibility Good
- Density 1.27 g/cm³
- Chemical Resistance Excellent
- Porosity Low
- Thermal Properties
- Maximum Service Temperature 170°C
- Thermal Expansion Coefficient 50 x 10^-6/°C
- Thermal Conductivity 0.21-0.24 W/(m·°C)
Applications of PEI Ultem 1000
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Aerospace components
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Electrical connectors
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Medical device components
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Food processing equipment
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Automotive parts
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Semiconductor processing equipment
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Oil and gas components
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Electronics manufacturing fixtures
Advantages of PEI Ultem 1000
Advantages of PEI Ultem 1000
- High heat resistance
- Excellent chemical resistance
- Superior strength and stiffness
- Low flammability
- Good electrical insulating properties
- FDA-compliant for food contact
- Dimensional stability
- Lightweight
Pei Ultem 1000 — Machining Notes
FAQ
Is PEI the same as Ultem?
No, PEI (Polyetherimide) and Ultem are not exactly the same, but Ultem is a brand name for a type of PEI. Ultem is a high-performance thermoplastic material that falls under the broader category of PEI plastics. While people often use the terms interchangeably, it's essential to note that Ultem is a specific brand of PEI, and there are other variations of PEI with different properties.
What are the disadvantages of PEI Ultem 1000?
PEI Ultem 1000 tends to be more costly than other plastics. Additionally, processing PEI Ultem 1000 can be challenging, demanding specialized equipment and expertise. Furthermore, there are limited color options as it is generally found in amber or natural colors, restricting aesthetic choices for users.
How durable is PEI Ultem 1000?
PEI Ultem 1000 is highly durable and exhibits excellent mechanical strength. It is known for its long-term stability and reliability.
Can you paint PEI Ultem 1000?
Painting PEI Ultem 1000 can be challenging due to its inherent chemical resistance, which may make it difficult for paints to adhere. Surface treatments and primers designed for high-performance plastics may be required for successful painting.
Can PEI Ultem 1000 be 3D printed?
Yes, PEI Ultem 1000 can be 3D printed. It is a popular material for additive manufacturing due to its high-temperature resistance and mechanical properties. However, 3D printing with PEI Ultem 1000 may require specialized equipment to handle high temperatures.

