Plastic Parts Machined for Industrial Automation
PlasticCNCPro is a China-based manufacturer focused on precision CNC machining of plastics and engineering polymers. We help automation OEMs, system integrators, and equipment builders turn drawings and CAD models into reliable, custom plastic parts—from single prototypes to repeat production.
Why Use CNC-Machined Plastics in Automation
- Low friction and excellent wear properties for guides, slides, and wear strips
- Lightweight and noise-reducing versus metal in moving assemblies
- Corrosion resistance for washdown and chemical exposure
- Electrical insulation or ESD-safe options for electronics handling
- No lubrication required for many tribological pairs (e.g., POM/UHMW)
- Fast iterations and cost-effective small batches compared to molding
What We Manufacture for Automation
Guides & Wear Parts
Guides, wear strips, chain guides, track profiles, bushings, bearings, rollers, pulleys, idlers.
Gears & Drive Components
Gears, racks, timing belt flanges, custom sprocket inserts, pulleys.
End-of-Arm Tooling
Gripper fingers, nests, EOAT pads, soft jaws, fixtures, jigs, locating blocks, assembly aids.
Manifolds & Brackets
Insulation plates, spacers, standoffs, covers, manifolds, valve blocks, sensor mounts, brackets.
Materials for Industrial Automation
Low-Friction Wear Parts
- POM/Acetal (Delrin)
- UHMW-PE
- Nylon (PA6/PA66)
- HDPE
High-Temp / Chemical
- PEEK, PPS, PTFE
- PVDF, PEI (Ultem)
- PPSU
Structural & Stable
- PET, PBT, PC
- PSU
ESD-Safe / Antistatic
- Conductive POM, PEEK, PEI
- Static-dissipative grades
Not sure what to specify? We recommend materials based on load, friction pair, temperature, chemicals, moisture, electrical needs, and cost.
Machining Capabilities & Tolerances
- ✓ Processes: CNC milling, turning, drilling, tapping, threading, slotting, 3D features
- ✓ Part Sizes: Small precision components to medium plates/blocks
- ✓ Tolerances: ±0.02–0.05 mm on critical features (material-dependent)
- ✓ Threads: Metric/Inch, brass inserts, press-fit features
- ✓ Finishes: Deburring, chamfering, polishing, laser marking
Quality & Documentation
- ✓ Material verification and traceability
- ✓ In-process checks and final inspection (calipers, micrometers, CMM on request)
- ✓ Dimensional reports and First Article Inspection (FAI)
- ✓ Certificates of Conformance, RoHS/REACH documentation
- ✓ Export-ready packaging with protective wrapping and part separation
Design & Material Support
We help engineers optimize plastic parts for performance and manufacturability:
- • Use generous fillets; avoid sharp internal corners
- • Specify functional tolerances only where needed
- • Consider moisture absorption and thermal expansion
- • Define tribological pairs (e.g., POM + hardened steel)
- • Plan wall thickness to prevent chatter
- • Coarser threads, thread reliefs, or inserts for durability
- • Clarify sealing/sliding surface finishes
Who We Serve
Industrial Automation OEMs
Robotics & Integrators
Semiconductor Equipment
Packaging & Food Machinery
Pump & Valve Manufacturers
Engineering Consultancies
When CNC-Machined Plastics Are the Right Choice
Prototypes for validation before molding
Test fit, function, and material performance without tooling investment.
Low- to medium-volume production
Cost-effective when tooling is not economical for smaller quantities.
Complex geometries or tight tolerances
Features that are not feasible in molded parts, especially with thin walls or undercuts.
Replacement parts for legacy lines
Customized or obsolete components for existing automation equipment.
Material changes required
Upgrade to heat, chemical, friction, or ESD performance needs.
Supplier consolidation/diversification
Partner with an export-focused China manufacturer for competitive pricing.
RFQ Support
Send Your Drawing for a Quote
Share your 2D drawing, 3D model, material, quantity, tolerance, surface finish, and application details. Our team will review manufacturability and reply with a practical quotation.
Email: info@plasticcncpro.com
Address: 29 Fuxing Road, Dongguan City, Guangdong Province, China
RFQ Support
Send Your Drawing for a Quote
Share your 2D drawing, 3D model, material, quantity, tolerance, surface finish, and application details. Our team will review manufacturability and reply with a practical quotation.
Email: info@plasticcncpro.com
Address: 29 Fuxing Road, Dongguan City, Guangdong Province, China