Custom CNC Turned Components for High-Requirement Industries
In modern high-end manufacturing, off-the-shelf standard fasteners and components often fail to meet the rigorous demands of extreme operating conditions (such as high pressure, extreme temperatures, corrosive environments, high-frequency vibration, and tight micron-level tolerances). Custom non-standard turning utilizes CNC lathes, Swiss-type machines, and multi-axis mill-turn centers to deliver tailored geometries, optimized mechanical properties, and specialized surface treatments essential for critical equipment performance.
Leveraging a robust global supply chain and advanced material testing, we process a wide array of metallic and non-metallic materials strictly conforming to GB, ASTM/AISI, DIN/EN, and JIS standards:
| Material Category | China (GB) | USA (ASTM/AISI) | Germany / Europe (DIN/EN) | Japan (JIS) | Key Characteristics & Applications |
| Stainless Steel |
06Cr19Ni10 022Cr17Ni12Mo2 05Cr17Ni4Cu4Nb |
304 316L 17-4PH (630) |
X5CrNi18-10 (1.4301) X2CrNiMo17-12-2 (1.4404) X5CrNiCuNb16-4 (1.4542) |
SUS304 SUS316L SUS630 |
Corrosion-resistant, high strength. Used in medical, food processing, and chemical equipment. |
| Carbon & Alloy Steel |
45# Carbon Steel 40Cr Alloy Steel 20CrMnTi Carburized |
1045 5140 8620 |
C45 (1.0503) 41Cr4 (1.7035) 20CrMnTi (1.7147) |
S45C SCr440 SNCM220 |
High mechanical strength and toughness. Ideal for heavy-load transmission components post-heat treatment. |
| Aluminum Alloys |
2A12 (Duralumin) 6061-T6 7075-T6 (Super Duralumin) |
2024 6061-T6 7075-T6 |
AlCuMg2 (3.1355) AlMg1SiCu (3.3211) AlZnMgCu1.5 (3.3415) |
A2024 A6061 A7075 |
Low density, excellent machinability, high strength-to-weight ratio. Widely used in aerospace and automation. |
| Copper & Titanium Alloys |
HPb59-1 (Brass) QBe2 (Beryllium Bronze) TC4 (Titanium Alloy) |
C36000 C17200 Ti-6Al-4V (Grade 5) |
CuZn39Pb3 (2.0380) CuBe2 (2.1247) 3.7165 |
C3604 C1720 TAB6400 |
Superior conductivity and self-lubrication (Copper); exceptional strength-to-weight ratio and biocompatibility (Titanium). |
| Engineering Plastics |
PEEK PTFE (Teflon) POM (Acetal/Delrin) |
PEEK 450G Teflon Delrin / Acetal |
PEEK-KT820 PTFE POM-C |
PEEK PTFE POM |
Wear-resistant, insulating, chemically inert, self-lubricating. Suitable for oil-free lubrication and electrical insulation. |
We strictly comply with industry standards (e.g., ISO 13485 for medical devices, IATF 16949 for automotive) to supply intricate custom turned and mill-turn parts:
| Target Industry | Typical Non-Standard Turned Parts | Technical Requirements & Machining Challenges |
| Medical Devices & Bioengineering | Orthopedic bone screws, endoscope tube housings, laparoscopic instrument connectors, centrifuge shafts, needle sleeves. | Biocompatible materials (Titanium/PEEK), miniature dimensions, ultra-smooth surface finish (Ra ≤ 0.2µm), burr-free edges. |
| New Energy Vehicles & Powertrain | Drive motor shafts, battery pack cooling fluid connectors, reducer gear shaft blanks, high-voltage pins, sensor housings. | Strict concentricity and runout tolerances (≤ 0.005mm), precise dynamic balance control, vibration/sealing reliability. |
| Industrial Automation & Robotics | Planetary gear shafts, servo motor sleeves, pneumatic fittings, ball screw nuts, robotic arm joint pins. | High wear resistance, hard turning/grinding post-heat treatment, strict GD&T (parallelism, perpendicularity). |
| Oil, Gas & Fluid Control | High-pressure valve cores/seats, downhole tool couplings, pump bushings, explosion-proof sensor sleeves, flanges. | High tensile strength under extreme pressure, corrosion resistance, specialized threads (ACME, API, Trapezoidal). |
| Semiconductors & Electronics | Vacuum chamber components, photolithography alignment pins, test fixture probe sockets, RF shield connectors. | Cleanroom/oil-free machining, ultra-high dimensional stability, specialized surface coatings (gold/nickel plating, anodizing). |
Advanced Machinery & Tight Tolerances: Equipped with multi-axis CNC mill-turn centers, Swiss-type automatic lathes (for slender shafts and micro-components), and precision CNC turning lathes. Outer/inner diameter tolerances controlled within ±0.005mm, with concentricity and total runout down to 0.003mm.
Comprehensive Surface Finishing: Anodizing, hard-coat anodizing, electroless nickel plating, zinc plating, black oxide, carburizing/quenching, PVD coating, and precision polishing.
End-to-End Quality Control: Positive Material Identification (PMI via XRF/spectroscopy), First Article Inspection Reports (FAIR), in-process inspection, and 100% final inspection. Outfitted with CMMs, optical comparators, surface roughness testers, and air gages, complete with Material Test Certificates (MTC) and inspection reports.
Flexible Production Capacity: Seamless transition from 1-piece rapid prototyping to high-volume production (100,000+ units) with rapid lead times.
Request Your Custom Machining Solution Today
Send us your CAD drawings (2D PDF / 3D STEP) or physical samples for a fast, competitive quote. Our engineering team is ready to provide DFM analysis and cost-optimization recommendations!