Processing Customized 304 Stainless Steel Precision CNC Milling Spare Parts
Processing Customized 304 Stainless Steel Precision CNC Milling Spare Parts
Product Application:
These are high-accuracy, custom-fabricated metal parts serving as essential components across a wide spectrum of industries where reliability, corrosion resistance, and complex geometry are required.
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Industrial Automation & Machinery: Sensor mounts, actuator linkages, gearbox housings, custom fasteners, and precision fixtures for assembly lines and robotic systems.
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Semiconductor & Electronics Manufacturing: Wafer handling claws, vacuum chamber components, aligner pins, and equipment guards for cleanroom and high-precision environments.
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Aerospace & Defense: Non-critical bracketry, instrumentation housings, access panels, and drone components requiring good strength-to-weight ratio and environmental resistance.
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Medical & Laboratory Equipment (Non-Implantable): Housings for diagnostic devices, pump components, microscope stages, and surgical instrument frames.
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Food & Beverage Processing: Sanitary fittings, valve bodies, mixing paddles, and machine parts that meet hygiene standards and resist cleaning agents.
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Research & Prototyping: Custom one-off or low-volume parts for testing new concepts, mechanisms, or product designs.
Product Description:
We provide comprehensive precision CNC milling and turning services to manufacture custom components from 304 stainless steel. Starting from solid bar stock, plate, or forgings, we utilize advanced multi-axis CNC machine tools to produce parts with intricate geometries, tight tolerances, and excellent surface finishes. This service is ideal for producing functional prototypes, replacement parts for legacy equipment, or components for new product development where off-the-shelf solutions are unavailable. 304 stainless steel is chosen for its excellent balance of machinability, corrosion resistance, strength, and cost-effectiveness. We handle the entire process from programming based on your 2D drawings or 3D CAD models, through precision machining, to final deburring, cleaning, and inspection, delivering ready-to-install parts.
Product Technical Parameters:
| Category | Parameter | Details / Specification |
|---|---|---|
| Base Material | Material | AISI 304 Stainless Steel (UNS S30400) – Bar, Plate, Block |
| Standard Forms | Round Bar, Hex Bar, Flat Bar, Plate, Custom Forgings. | |
| Properties | Good corrosion resistance, tensile strength ~515 MPa, yield strength ~205 MPa, good ductility and machinability. | |
| Machining Capabilities | Primary Processes | 3-Axis, 4-Axis, & 5-Axis CNC Milling; CNC Turning; Swiss Machining. |
| Secondary Processes | Drilling, Tapping, Boring, Thread Milling, Knurling, Engraving. | |
| Maximum Part Size (Milling) | Up to 600 x 400 x 300 mm (approx. 24" x 16" x 12") – machine dependent. | |
| Maximum Part Size (Turning) | Up to Ø150 mm x 300 mm length. | |
| Precision & Tolerances | Standard Machining Tolerance | ±0.025 mm (±0.001") on linear dimensions. |
| High-Precision Tolerance | ±0.0125 mm (±0.0005") achievable for critical features. | |
| Geometric Tolerances | Flatness, Parallelism, Perpendicularity, True Position typically held within 0.05 mm. | |
| Surface Finish (As-Machined) | Ra 1.6 µm (63 µin) standard. Finer finishes down to Ra 0.4 µm (16 µin) achievable. | |
| Design Features | Complex Geometries | Pockets, ribs, thin walls (>1mm), undercuts, complex 3D contours, deep cavities. |
| Hole & Thread Machining | Precision holes from Ø0.5 mm. Tapped threads from M2. Blind and through holes. | |
| Finishing & Post-Processing | Standard Finish | Deburred and cleaned. |
| Optional Finishes | Mechanical Polishing, Electropolishing, Bead/Sand Blasting, Passivation, Powder Coating, Silk Screening. | |
| Quality Assurance | Inspection Equipment | CMM (Coordinate Measuring Machine), Optical Comparator, Height Gauges, Calipers, Micrometers, Thread Gauges. |
| Documentation | First Article Inspection Report (FAIR), Certificate of Conformance (CoC), Material Test Certificate. Dimensional reports with CMM data available. | |
| Quality System | Manufacturing performed under a ISO 9001:2015 compliant quality management system. |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.