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Press Tool Components
Plastic Machined Parts are precision-engineered components crafted from high-performance polymers such as PTFE, PEEK, Delrin, and UHMW through advanced CNC machining processes. These parts combine lightweight properties with exceptional chemical resistance, electrical insulation, and low friction characteristics—making them ideal for medical devices, semiconductor equipment, food processing machinery, and aerospace applications where metal alternatives would fail.
Unlike injection-molded parts, machined plastic components achieve tighter tolerances (as precise as ±0.025mm) and more complex geometries, including micro-features and ultra-thin walls. With vibration-damping properties and the ability to withstand extreme temperatures (-200°C to +260°C for engineered thermoplastics), they reduce noise, prevent galvanic corrosion, and extend equipment lifespan. Manufacturers leverage non-contact machining techniques to prevent material stress, ensuring FDA/USP Class VI compliance for medical uses or cleanroom compatibility for critical tech applications.
Advanced Machining Equipment
- Equipped with advanced machines and highly skilled machinists, the CNC machining department transforms raw materials into precision mold components, ensuring each piece meets strict quality standards from programming to inspection.
- EDM processing enables the precise shaping of complex mold parts through controlled electrical discharge, allowing us to manufacture injection molds with intricate geometries.
- We use precision grinding machines to achieve tight tolerances and fine surface finishes, ensuring mold parts meet strict standards.
Machining Equipment List
Precision Machining Capabilities
Category |
Sub-Item |
Specifications |
Notes |
|---|---|---|---|
| General Tolerance | Standard Tolerance | ±0.01mm (CNC), ±0.005mm (Jig Grinding) | Tighter tolerances on request |
| Surface Finish | Ra 0.2μm (Mirror) – Ra 3.2μm (As-Machined) | Polish/Anodizing optional | |
| CNC Milling | Max Part Size | 800mm × 500mm × 400mm | 5-axis simultaneous machining |
| Positioning Accuracy | ±0.003mm | Verified by CMM | |
| Spindle Speed | Up to 30,000 RPM (High-Speed Machining) | For aluminum/plastics | |
| CNC Turning | Swing Diameter | Ø600mm | With live tooling option |
| Length Capacity | 1500mm | Bar feeder available | |
| Roundness Tolerance | ±0.002mm | For precision shafts | |
| Grinding | Cylindrical Grinding | Ø5–Ø300mm, ±0.001mm roundness | For hydraulic/pneumatic components |
| Surface Grinding | 600mm × 300mm, Flatness ±0.001mm/mm² | Mold base applications | |
| EDM/Wire Cutting | Wire EDM Accuracy | ±0.005mm, Ra 0.4μm | For hardened steels (>60 HRC) |
| Hole Drilling (EDM) | Ø0.1mm – Ø3.0mm, Depth up to 200mm | Micro-hole solutions | |
| Materials | Metals | Aluminum (6061, 7075), Stainless (303, 316), Titanium (Grade 2/5), Brass, Copper | With material certs (MTR) |
| Plastics | PEEK, PTFE, Delrin, Nylon | FDA-compliant options | |
| Exotic Alloys | Inconel 718, Hastelloy, Tungsten | High-temp/corrosion-resistant | |
| Secondary Operations | Heat Treatment | Hardening (HRC 30-60), Annealing, Tempering | Per ASTM standards |
| Surface Coating | Anodizing (Type II/III), Plating (Ni, Cr), Passivation | MIL-SPEC available | |
| Quality Control | Inspection Equipment | CMM (Zeiss CONTURA, 0.001mm repeatability), Optical Comparators | Full PPAP/IMDS support |
| Certifications | ISO 9001:2015 | / |
Package and Technical Support
- We strictly manage the packaging and shipping process of each part shipment to ensure that the products remain intact during transportation
- Engineers will provide professional installation guidance and use of training to ensure the installation and use of parts.
- Provide 24-hour online technical consulting service, ready to answer the problems encountered by customers in the process of use.
- According to the customer’s needs, provide mold maintenance suggestions and programs to extend the service life of the mold.
Other Customized Machining Parts
Injection Mold Parts Fabrication
Precision Injection Mold Components
Custom Plastic Injection Mold Parts
Injection Molding Parts Supplier
Custom Injection Mold Manufacturing
FAQ Of Custom Machining Parts
Visit our FAQ center for more questions.
What is the minimum/maximum part size you can process?
Our CNC milling capacity can reach 800mm × 500mm × 400mm, turning maximum diameter Ø600mm, and micro parts can be processed to Ø0.1mm (such as medical probes). The specific needs to be evaluated based on the drawing.
What is the highest precision you can achieve in processing?
Standard accuracy ±0.01mm, high-precision items (such as aerospace seals) can reach ±0.002mm, surface roughness Ra 0.2μm (mirror polishing).
Can you sign a non-disclosure agreement (NDA)?
Of course, we support customized NDA to protect customer IP and drawing security.