Precision Custom Stainless Steel Parts & Machining Services

Precision Custom Stainless Steel Parts & Machining Services

Maozhong Precision stainless steel custom parts, CNC high-precision machining (±0.005mm), 304/316 material, support drawing/sample customization, for coffee equipment, industrial automation & fluid systems, strict QC with test report.

Maozhong Precision is a specialist in custom stainless steel parts machining and precision CNC machining services.  Utilizing advanced 5-axis CNC technology, we manufacture high-tolerance components like shafts, valve cores, and structural parts from 304/316 stainless steel for industries including coffee machines, industrial automation, and fluid systems. From prototyping to mass production, we ensure quality with strict inspection.

Product Highlights

✅Our precision stainless steel parts machining leverages material expertise in 304, 316, and 904L grades, combined with 5-axis CNC centers to achieve tight tolerances of ±0.005mm for critical applications.

✅ Customization Flexibility – We work from your drawings, samples, or concepts, offering design optimization, special features (threads, slots, contours), and surface treatments (polishing, passivation, plating, etc.).

✅ Wide Industry Application – Our parts are used in coffee equipment, industrial automation, fluid control, food processing, and more, meeting industry-specific standards including food-grade safety.

✅ End-to-End Quality Control – Every batch undergoes material testing, in-process inspection, and final dimensional verification. We provide inspection reports and support quick-turn prototypes and scalable production.

Key Industries & Applications

  • Coffee & Beverage Equipment: We are experts in customizing food-grade stainless steel shafts and valve cores for espresso machines, ensuring compliance with hygiene standards and long-term durability.

  • Industrial Automation: Drive shafts, actuator parts, robotic components

  • Fluid Handling Systems: Valve cores, pump parts, connectors (corrosion-resistant)

  • Food Processing Machinery: Mixing shafts, conveyor parts, sanitary fittings


Surface Treatment Options

  • Passivation & Pickling

  • Polishing (Mirror / Satin)

  • Sandblasting / Bead Blasting

  • Titanium / Nickel Plating

  • Electropolishing (Food Grade)


Why Choose Maozhong Precision?

We deliver reliable precision CNC machining services from concept to completion, backed by:

  • Fast Prototyping: Get your custom stainless steel parts in 3–5 days to accelerate development.
  •  Scalable Production: From small batches to large volumes, we ensure consistency and on-time delivery.
  • Strict quality documentation
  • Engineering support & design optimization
  • On-time delivery & responsive service

Frequently Asked Questions

1. What industries use your custom stainless steel parts?

Our precision stainless steel parts are trusted across advanced manufacturing sectors for their reliability and quality.

  • Automotive & New Energy: Supplying critical structural components and connectors.

  • Drones & Aerospace: Manufacturing high-precision, lightweight core parts.

  • Industrial Automation & Robotics: Producing high-load drive shafts and actuators.

  • Medical Devices: Machining precision components that meet stringent standards.

  • Electronics & Connectors: Providing precise electronic accessories and interconnects.

  • Fluid Systems: Specializing in high-pressure parts for cooling, hydraulic, and pneumatic systems.

  • Food & Packaging: Offering sanitary mixing shafts, conveyor parts, and valves.

  • Other Sectors: Also serving semiconductor and specialty machinery industries. [Contact our engineers for your specific application.]

2. What is the tolerance of your CNC machining services?

We specialize in high-precision machining with tolerances as tight as ±0.005mm (±0.0002″).
Our 5-axis CNC centers and precision lathes routinely achieve:

  • Dimensional Tolerance: ±0.005mm to ±0.01mm

  • Geometric Tolerance: Within 0.01mm

  • Surface Finish: Ra 0.4µm or better with polishing

We work to your specifications and can assess feasibility for tighter tolerances.

3. Do you provide surface finishing for stainless steel parts?

Yes, we offer comprehensive finishing services to meet functional and aesthetic needs.

  • Corrosion Resistance: Passivation, Electropolishing (food-grade)

  • Appearance: Polishing (Mirror/Satin), Sandblasting

  • Wear Resistance: Titanium Plating, Nickel Plating
    Our team advises on the best finish for your application and budget.

4. What is your lead time for prototyping?

We offer rapid prototyping to accelerate development.

  • Standard Lead Time: 3-5 working days after design confirmation

  • Rush Projects: Expedited service available upon request
    We ensure smooth transition to batch production after approval.

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