PEEK Prototypes Machined by CNC
- Jan 20
- 2 min read
With the growing demand for high-performance materials, PEEK is increasingly used in rapid prototyping for industries such as medical, aerospace, and automotive.

Why PEEK Is Ideal for Functional Prototypes
PEEK (Polyether Ether Ketone) is a high-performance thermoplastic widely used in rapid prototyping. It offers high performance in:
High Strength: Suitable for functional testing under mechanical load.
High Temperature Resistance: Maintains stable performance in high-heat environments.
Excellent Chemical Resistance: Resistant to most chemicals, oils, and solvents.
Good Wear Resistance: Ideal for moving parts and friction applications.
Lightweight and Dimensionally Stable: Lighter than metal with reliable dimensional accuracy.

CNC Machining PEEK Prototypes for Functional Testing
Two years ago, we made some functional prototype projects of PEEK material for our client. The projects were designed for performance testing, so both dimensional accuracy and material properties were critical. Due to the high material cost and machining difficulty of PEEK, our engineers carefully reviewed the CAD files and planned the optimal CNC machining strategy. This helped reduce machining risks and avoid unnecessary material waste during production.

Surface Finishing for PEEK CNC Machined Parts
After CNC machining was completed, manual finishing was carried out to ensure the final quality of the prototype. Processes such as deburring and surface smoothing are especially important for PEEK parts, as they directly affect assembly performance and testing results. Our experienced technicians pay close attention to every detail to ensure clean edges and smooth surfaces.


SG Offering PEEK CNC Machining Services
As a professional prototype manufacturer, SG Prototype provides reliable CNC machining services for PEEK parts, from one-off prototypes to small-batch production. Send us your CAD files and get fast, accurate, and cost-effective PEEK rapid prototyping solutions. Contact us now.















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