CNC Turning with EnQi
EnQi CNC turning process produces metal and plastic turned parts in days. We are an ISO 9001:2015 certified manufacturer offering high-quality custom CNC turning services to clients worldwide. With over 20 years of experience, our CNC turning capabilities allow us to deliver turned parts with consistent quality.
As a leading turned part supplier, we support custom projects from prototypes to full-scale production. Our precision CNC turning lathes are capable of producing both simple and complex cylindrical geometries with tight tolerances. Our CNC lathes with live tooling can machine features like axial/radial holes, grooves, slots, and flats, with high repeatability, even for tight-tolerance geometries.
Whether you're a startup launching a first product or a global manufacturer needing a reliable partner, EnQi delivers expert engineering, fast turnaround, and competitive pricing for your CNC turning projects.
Why Choose EnQi?
Advanced CNC Turning Capabilities
EnQi operates two CNC machining facilities, equipped with over 60 machines, including advanced multi-axis CNC lathes. Custom turned parts can be manufactured in as little as 5 days, helping you avoid production delays and stay ahead of schedule.
End-to-End CNC Turning Solutions
From functional prototypes to low-volume production, we bridge the gap between design and delivery. Our integrated CNC turning manufacturing systems accelerate product development while maintaining tight tolerances and consistent part quality across every production stage.
Experienced CNC Engineers
Our expert team specializes in CNC turning services with deep knowledge of DFM validation, material selection, and achieving complex geometries. We support you through every phase—from drawing and part analysis to precision CNC turning—ensuring smooth communication.
Mastering Complex CNC Turning Projects
Our CNC lathes can produce complex cylindrical components such as stepped shafts, bushings, collars, housings, and other custom-designed round parts. We machine both metals and engineering plastics, delivering high dimensional accuracy, fine surface finishes, and excellent concentricity.
CNC Turning Materials
Our CNC turning services support a wide range of metals and engineering plastics. Whether you need precision turning of plastic parts or other materials, we can deliver precise parts or industries such as automotive, aerospace, and medical devices. If your project requires a specific material, feel free to contact us- -our team will evaluate your requirements and recommend the best solution.

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CNC Turning Tolerances
We deliver CNC turned parts with both standard (±0.1mm) and tight tolerances (±0.005mm), balancing cost efficiency with high precision. Whether for general applications or advanced products, our CNC turning services guarantee every component meets your exact specifications.
Feature
Description
Maximum Part Size
4000×1500×600 mm
Distance Dimensions
For features of size (Length, width, height, diameter) and location (position, concentricity, symmetry) +/- 0.005"
Orientation and Form Dimensions
0-12" +/- 0.005", Angularity 1/2 degree. For 24" and beyond please consult EnQi's Manufacturing Standards.
Precision Tolerances
EnQi can manufacture and inspect to tight tolerances, including sub +/- 0.001" tolerances, per your drawing specifications and GD&T callouts.
Minimum Feature Size
5 x 5 x 5 mm
Threads and Tapped Holes
EnQi can accommodate any standard thread size. We can also machine custom threads; these will require a manual quote review.
Surface Finish
The standard finish is as-machined: 125 Ra or better. Additional finishing options can be specified when getting a quote.
Edge Condition
Sharp edges will be broken and deburred by default. Critical edges that must be left sharp should be noted and specified on a print.


品質管理
EnQi Manufacturingでは、品質を最優先に考えています。製造プロセス全体を通して厳格な品質管理を実施し、すべての部品が最高水準の精度と信頼性を確保しています。当社の包括的な品質保証システムには、高度な検査ツールと技術が含まれており、製品の一貫性と卓越性を維持しています。
工程内検査
当社の品質管理は工程内検査から始まります。各部品は製造の様々な段階で検査され、設計仕様への適合性が確認されます。この積極的なアプローチにより、製造プロセスの早い段階で問題を特定し、修正することができます。
最終検査
部品は工場から出荷される前に、徹底した最終検査を受け、品質と精度を検証します。高度な測定ツールと技術を駆使し、すべての部品が必要な仕様と基準を満たしていることを確認しています。
精密測定ツール
当社では、CMM(座標測定機)、光学式コンパレータ、レーザースキャナなど、様々な精密測定ツールを活用し、CNC加工部品の寸法と公差を正確に測定しています。これらのツールにより、製造するすべての部品において、厳しい公差と高精度を維持しています。
ISO 9001、ISO 14001、IATF 16949、AS9100D認証
当社の品質への取り組みは、ISO 9001、ISO 14001、IATF 16949、そしてAS9100D認証によって実証されています。これらの国際規格は、当社の品質管理システムが効果的かつ継続的に改善され、お客様に一貫した高品質の製品を提供することを保証します。
継続的な改善
私たちは継続的な改善を重視し、プロセスと実践を定期的に見直し、改善すべき点を特定しています。最新技術への投資と従業員への研修により、品質と革新性に対する高い評価を維持するよう努めています。

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