1-Pc OK | No MOQ. Upload your 3D fileinstant quote！
Precision Guaranteed | ISO 2768 Standards Our Quality
Free DFM Analysis in Hours | Rapid Delivery Start Your Project
Reliable EU Supply Chain | On-Time Delivery Our Capabilities
For Automotive, Aerospace & Robotics Browse Industries
Get instant quote

Select a language

English
Deutsch (German)
Français (French)
Español (Spanish)
Italiano (Italian)
Polski (Polish)
Русский (Russian)
日本語 (Japanese)
한국어 (Korean)
Melayu (Malay)
中文简体 (Chinese)
CNC Machining Service for PI

Ready to test your design? Upload your parts for free DFM analysis.

Get instant quote 0

  • Material type

    Plastic

  • Material name

    PI

  • Process compatibility

    CNC machining
Mechanical properties
Ultimate Tensile Strength
70 - 230 MPa
Yield Strength
60 - 200 MPa
Young's Modulus (Modulus of Elasticity)
2 - 3 GPa
Elongation at Break
5 - 10 %
Hardness
80 - 90 Shore D
Physical properties
UV Resistance
Excellent
Thermal properties
Maximum Service Temperature
260 - 300 °C
Thermal Expansion Coefficient
20 - 50 × 10^-6/°C
Thermal Conductivity
0.1 - 0.35 W/(m·°C)
Electrical properties
ESD Safety
No
Common applications
Aerospace components
High-temperature insulators
Flexible printed circuits
Semiconductor industry
Adhesives and coatings

PI (Polyimide) CNC Machining Applications & Parts

As a high-performance polymer capable of withstanding extreme temperatures and harsh chemical environments, PI is the material of choice for the most demanding aerospace, automotive, and semiconductor applications.

Typical Parts We Machine from PI:

  • High-Temperature Components: Thermal Insulators, Bushings, Seals, Washers
  • Precision Aerospace & Automotive: Thrust Washers, Valve Seats, Guide Rings
  • Electrical Insulation: Semiconductor Wafer Handling Components, Test Socket Insulators

Our Machining Advantage:

Our experience with advanced polymers allows us to hold ultra-tight tolerances on PI parts, even when machining complex thin-walled geometries for critical use.

Get an Instant Quotefor your custom Polyimide parts today

Tagged: PI plastic
Heat Treatment Process for CNC Machined Parts - Improve Strength & Durability
29 August 2024
What is Heat Treatment and How Does It Improve CNC-Machined Parts?

Heat treatment strengthens CNC-machined parts by precisely heating/cooling metals to enhance hardness, durability, and stress resistance—critical for aerospace, automotive, and medical components. Improves machinability & extends part lifespan.

CNC Machining Design Guide - Tips for Optimal Results
29 August 2024
Mastering CNC Machining Design: Essential Tips for Optimal Results

Learn essential CNC machining design tips including material selection, DFM principles, tolerance optimization, and CAD best practices. This comprehensive guide helps engineers create cost-effective, high-quality machined parts through proper design techniques.

6061-T6 Aluminum CNC Machining - Applications & Optimization
29 August 2024
Application and Optimization of 6061-T6 Aluminum in CNC Machining Services

Explore 6061-T6 aluminum in CNC machining: key properties, heat sensitivity challenges, precision control solutions, and best practices for optimal results. Learn how to maximize this versatile material.

8 Strategies to Reduce CNC Machining Costs - Maintain High Quality
29 August 2024
8 Proven Strategies to Reduce CNC Machining Costs Without Sacrificing Quality

Discover 8 proven strategies to reduce CNC machining costs while maintaining quality. Learn about material optimization, design simplification, smart tolerancing, and selecting the right manufacturing partner for cost-effective production.

Get Instant Quote

Let's Machine Your Vision, Together.

Ready to transform your CAD file into a custom part? Upload your design to get a free, precise quote.

Get an Instant CNC Quote
ISO 9001:2015 | AS9100D | ISO 13485:2016 | IATF 16949:2016 | Certified Factory | Privacy Policy | Sitemap
Copyright 2025 © Sunnyhowe Co., Ltd. All rights reserved.
Trustpilot