Corrosion Resistant Electropolished Parts with High Dimensional Accuracy and Smooth Surface

Our electropolished parts combine precision CNC machining with advanced electrochemical surface finishing to achieve a smooth, clean, bright, and corrosion-resistant surface.

At JYH CNC Precision Machining Company, we manufacture custom electropolished components for applications where surface cleanliness, corrosion resistance, low surface roughness, and high dimensional accuracy are essential.

Electropolishing removes a controlled amount of material from the metal surface, helping eliminate microscopic burrs, contaminants, and surface imperfections. The process produces a smoother and more uniform surface that is particularly valuable for stainless steel precision components.

We support custom production from prototypes and small batches to mass production, based on customer drawings, CAD files, and technical specifications.

• Smooth and Bright Surface: Electropolishing creates a smooth, clean, and attractive metallic surface by selectively removing microscopic high points from the component.
• Improved Corrosion Resistance: The process helps produce a cleaner and more passive stainless steel surface, improving resistance to corrosion in demanding environments.
• Reduced Surface Roughness: Electropolishing can reduce microscopic surface irregularities, making the parts smoother and easier to clean.
• Excellent Cleanability: The smooth surface helps reduce areas where contaminants, particles, and residues can accumulate. This makes electropolished components particularly suitable for applications requiring high levels of cleanliness.
• Deburring and Edge Smoothing: Electropolishing can help remove microscopic burrs and smooth sharp surface irregularities, especially on complex machined components.
• Professional Appearance: The process provides a clean, bright, and uniform metallic appearance that is ideal for visible precision components and equipment.

A typical electropolishing process includes:

• Medical devices
• Pharmaceutical equipment
• Food processing equipment
• Semiconductor equipment
• Laboratory equipment
• Aerospace components
• Chemical processing equipment
• Stainless steel tubing and fittings
• Industrial machinery
• Precision mechanical assemblies

Electropolishing provides several advantages over conventional mechanical polishing:

• Smooth and uniform surface
• Improved corrosion resistance
• Reduced surface roughness
• Excellent cleanability
• Microscopic deburring
• Attractive metallic appearance
• Suitable for complex geometries
• Helps remove surface contaminants

This makes electropolishing an excellent choice for high-precision stainless steel parts used in hygienic, medical, chemical, and high-performance environments.

At JYH, we control both machining and surface finishing quality. Depending on project requirements, inspection can include:

• CMM dimensional inspection
• Critical feature measurement
• Surface roughness inspection
• Visual surface inspection
• Material certification
• Dimensional inspection reports
• First Article Inspection (FAI)

We manufacture according to customer drawings, specifications, and agreed quality standards.

JYH provides an integrated solution covering precision CNC machining and professional surface finishing. Our capabilities include:

• CNC milling and turning
• 3-axis, 4-axis and 5-axis machining
• Stainless steel precision machining
• Electropolishing
• Passivation
• Polishing and brushing
• Tight tolerance machining
• Prototype and mass production
• CMM inspection
• DFM engineering support

We help customers produce precision components with the required dimensions, surface quality, and functional performance.