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PEI

Flycncpart provides precision PEI machining, known for excellent heat resistance, mechanical stability, and strength under load.

 ISO 9001 Certified Quality
 Competitive & Transparent Pricing
 No Minimum Order Quantity
 Quick Delivery, as fast as 1 week
PEI（聚醚酰亚胺）
Ultem 2300
PP in CNC Machining
PEI, also known as Ultem, is a high-performance engineering plastic recognized for its exceptional heat resistance, mechanical stability, and flame retardancy. At flycncpart, we specialize in precision CNC machining of PEI grades such as Ultem 1000 and Ultem 2300 (30% glass-filled).

With advanced CNC milling and turning centers, flycncpart ensures tight tolerances, excellent surface finishes, and reliable performance in every project. Our PEI machining solutions are trusted for aerospace, automotive, electronics, and medical industries, where strength, stability, and long-term reliability are critical.

Customers choose flycncpart for PEI components because we deliver certified quality, consistent precision, and flexible production from prototypes to mass production.
Classification of Plastic Performance Parameters
Property Ultem 1000 (PEI) Ultem 2300 (PEI + 30% GF)
Mechanical Properties Ultimate Tensile Strength 105 MPa 170 MPa
Yield Strength 95 MPa 150 MPa
Hardness M109 Rockwell M120 Rockwell
Elongation at Break 60-70% 3-5%
Flexural Strength 170 MPa 250 MPa
Modulus of Elasticity 3.2 GPa 6.6 GPa
Wear Resistance Excellent Excellent
Machinability Good Good
Physical Properties Density 1.27 g/cm³ 1.51 g/cm³
Impact Strength High High
Moisture Absorption 0.25-0.5% 0.1-0.2%
Friction Coefficient 0.40 0.35
Thermal Properties Maximum Service Temperature 170-180°C 200°C
Thermal Expansion Coefficient 55 x10⁻⁶/°C 30-40 x10⁻⁶/°C
Thermal Conductivity 0.22 W/(m·°C) 0.22 W/(m·°C)
Electrical Properties Dielectric Strength Excellent Excellent
Electrical Resistivity 10¹⁶ Ω·cm 10¹⁶ Ω·cm
Special Properties UV Resistance Excellent Excellent
Creep Resistance Excellent Excellent
Recyclability Yes Yes
Model

Why PP (Polypropylene) is Ideal for CNC Machining

What
Polyetherimide (PEI), known by the trade name Ultem, is a high-performance engineering plastic with excellent strength, heat resistance, and dimensional stability.
 
 
Advantages
High strength and stiffness
Excellent heat and flame resistance
Good chemical resistance
Stable under long-term loading
Biocompatible and sterilizable
Applications
Aerospace components
Medical device housings
Electrical connectors
Industrial equipment parts
 

FAQ

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at any time
  +86-13554857217
  +86-13554857217
  No.7 Lougang Avenue, Lougang Community, Songgang Street, Bao'an District, Shenzhen City

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