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Shenzhen Perfect Precision Product Co., Ltd.

  • China,Shenzhen ,Guangdong
  • Verified Supplier
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China Custom High Precision Corrosion Resistant CNC Machined Parts and CNC Turning
China Custom High Precision Corrosion Resistant CNC Machined Parts and CNC Turning

  1. China Custom High Precision Corrosion Resistant CNC Machined Parts and CNC Turning
  2. China Custom High Precision Corrosion Resistant CNC Machined Parts and CNC Turning

Custom High Precision Corrosion Resistant CNC Machined Parts and CNC Turning

  1. MOQ: 1pcs
  2. Price: $0.15-2.99
  3. Get Latest Price
Payment Terms L/C,D/A,D/P,T/T,Western Union
Delivery Time 5-15 day
Factory Visit Welcome Anytime
Type Of Machining Precision CNC TURNING CNC LATHING
Application Automotive, Aerospace, Medical, Electronics
Keyword Cnc Machining Stainless Steel Parts
Surface Finishing Anodizing, Plating, Polishing, Etc
Odm We Supply ODM Service
Colour silver, black ,gold,grey etc
High Precision +/-0.005mm Tolerance
Shipment DHL, UPS, FedEx or as Your Request
Test Equipment Japan Keyence IM7000
Quality Control 100% Inspection
Trademark BY
Oem Available,Offered,Accept
Service OEM ODM,OEM/ODM
Equipment CNC Turning Machine
Brand Name PFT
Certification ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,RoSH,CE etc.
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,D/A,D/P,T/T,Western Union Delivery Time 5-15 day
Factory Visit Welcome Anytime Type Of Machining Precision CNC TURNING CNC LATHING
Application Automotive, Aerospace, Medical, Electronics Keyword Cnc Machining Stainless Steel Parts
Surface Finishing Anodizing, Plating, Polishing, Etc Odm We Supply ODM Service
Colour silver, black ,gold,grey etc High Precision +/-0.005mm Tolerance
Shipment DHL, UPS, FedEx or as Your Request Test Equipment Japan Keyence IM7000
Quality Control 100% Inspection Trademark BY
Oem Available,Offered,Accept Service OEM ODM,OEM/ODM
Equipment CNC Turning Machine Brand Name PFT
Certification ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,RoSH,CE etc. Place of Origin China
High Light Custom CNC Machined PartsHigh Precision CNC Turning PartsCorrosion Resistant Precision Stainless Steel Parts
CNC Machined Custom Precision Stainless Steel Parts
Product Overview

Custom precision stainless steel parts are CNC machined or turned components manufactured from stainless steel grades including 303, 304, 316, or 17-4PH. These parts are widely utilized across multiple industries:

  • Medical devices
  • Food processing equipment
  • Automotive systems
  • Industrial machinery

Key advantage: Excellent corrosion resistance combined with dimensional stability under tight tolerances.

Real Machining Case Study

Project: Food-grade valve component

Material: SUS316

Process: CNC turning + milling + polishing

Challenges
  • Surface roughness requirement: Ra ≤ 0.8 μm
  • Tight tolerance: ±0.01 mm
Solution
  • Reduced cutting speed by 18%
  • Used carbide tools with TiAlN coating
  • Applied multi-stage polishing
Results
  • Surface finish improved from Ra 1.6 to 0.6 μm
  • Scrap rate reduced by 27%
  • Delivery stability improved (on-time rate 98%)

Technical Insight: Stainless steel is prone to work hardening—tool selection and cutting strategy are critical for successful machining.

CNC machined stainless steel precision parts for industrial applications
Stainless Steel Grade Selection Guide
Grade Best For Key Feature
303 High-speed machining Easy to machine
304 General industrial use Balanced performance
316 Marine / food / medical Superior corrosion resistance
17-4PH Aerospace / high strength parts Heat-treatable, high strength

Buyer Tip: If your part is exposed to chemicals or moisture, 316 stainless steel is often worth the extra cost.

Step-by-Step Selection Process
1. Define Tolerance Requirements
  • Standard CNC: ±0.05 mm
  • Precision parts: ±0.01 mm or tighter

Common Issue: Over-specifying tolerance increases cost by 20-50% unnecessarily.

2. Surface Finish Requirements
Finish Type Roughness (Ra) Application
As-machined 1.6-3.2 μm Internal components
Fine machining 0.8-1.6 μm General visible parts
Polishing ≤0.8 μm Medical / food-grade
3. Processing Capabilities to Verify

Before choosing a supplier, confirm they offer:

  • 3/4/5-axis CNC machining
  • CNC turning (for shafts & round parts)
  • Surface treatment (polishing, passivation)
  • Inspection equipment (CMM, projector)

Real Issue: 40% of quality disputes come from insufficient inspection capability, not machining errors.

4. Heat Treatment & Post-Processing
  • Solution annealing (for corrosion resistance)
  • Passivation (removes free iron)
  • Electropolishing (ultra-smooth surface)

Pain Point Solved: Rust spots on stainless parts are often due to missing passivation, not poor material quality.

Material Comparison: Stainless Steel vs Aluminum
Factor Stainless Steel Aluminum
Strength Higher Medium
Corrosion Resistance Excellent Good
Machinability Lower High
Cost Higher Lower

Conclusion: Choose stainless steel for durability and corrosion resistance, aluminum for lightweight applications and cost efficiency.

Buyer Checklist

Before placing an order, request the following documentation:

  • Material certificate (Mill Test Report)
  • Dimensional inspection report
  • Surface roughness data
  • Real application case or samples
  • Production photos or videos

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2012

  • Total Annual:

    10000000-10000000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

   We are CNC Machining manufacturer, customized high precision parts, Tolerance: +/-0.01 mm, Special area: +/-0.002 mm.   Certificate    ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,ROSH,CE etc. We can produce mechanica...    We are CNC Machining manufacturer, customized high precision parts, Tolerance: +/-0.01 mm, Special area: +/-0.002 mm.   Certificate    ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,ROSH,CE etc. We can produce mechanica...

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Get in touch with us

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  • Shenzhen Perfect Precision Product Co., Ltd.
  • Building 49, Fumin Industrial Park, Pinghu village, Pinghu town, Longgang District, Shenzhen City, Guangdong Province, China
  • https://www.parts-cnc.com/

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