Polishing

Basic surface finishing process.

Capatibilities

Parameter	Mechanical Polishing	Electropolishing	Chemical Polishing
Ra	0.1-0.8μm	0.05-0.2μm	0.2-1.0μm
Reflectance	60-85%	75-90%	50-70%
Thickness	0.5-50mm	0.3-10mm	0.5-20mm
Min Hole	Φ3mm	Φ1mm	Φ5mm
Standards	ASTM A480	ASTM B912	ISO 15730

Stainless Steel Polishing Services

Three methods for surface refinement

Mechanical Polishing:

Multi-step abrasive belts achieve No.4 to No.8 finish
Your Gain: 60-70% reflectivity for architectural panels

Electropolishing:

Electrochemical leveling to Ra 0.05μm
Your Gain: FDA-compliant sterile surfaces

Chemical Polishing:

Acid-based uniform treatment
Your Gain: Complex geometries with consistent finish

Quality Control

White light interferometer for Ra measurement
Process sheets with grit/pressure/RPM details

Need more details on stainless steel products? Feel free to contact Walmay anytime.

Walmay will help match the right stainless product form and specification for your application, confirm quantities and packing needs, and provide requested documents based on order requirements.

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