Complete Surface Finishing and Secondary Processing Solutions
GCNOV provides comprehensive post processing services for CNC machined parts, sheet metal components, castings, molded parts, PCB components, composite parts, and precision manufactured assemblies. Our post processing capabilities improve appearance, durability, corrosion resistance, wear resistance, conductivity, surface texture, cleanliness, and product performance.
From aluminum anodizing and metal plating to polishing, coating, heat treatment, laser processing, and custom surface finishing, GCNOV supports prototype, low-volume, and mass production projects across aerospace, automotive, medical, electronics, industrial, robotics, telecommunications, energy, and consumer product industries.
Anodizing
Anodizing improves corrosion resistance, surface hardness, wear performance, and appearance for aluminum components.
Available Anodizing Services
| Type II Anodizing | Hardcoat Anodizing Type III | PTFE Hard Anodizing | Sealed Hard Anodizing | |
Plating
Metal plating enhances corrosion resistance, conductivity, solderability, wear resistance, and decorative appearance.
Available Plating Services
| Zinc Plating | Nickel Plating | Electroless Nickel | Chemical Nickel | Chrome Plating |
|---|---|---|---|---|
| Decorative Chrome | Hard Chrome Plating | Copper Plating | Gold Plating | Silver Plating |
| Palladium Plating | Tin Plating |
Coating
Coating processes provide protective, decorative, low-friction, wear-resistant, and chemical-resistant surfaces.
Available Coating Services
| Powder Coating | Painting | PVD Coating | DLC Coating | Teflon Coating |
|---|---|---|---|---|
| Thermal Spray | Corrosion Protection |
Surface Preparation
Surface preparation improves adhesion, removes contaminants, refines texture, and prepares components for secondary finishing.
Available Surface Preparation Services
| Sandblasting | Mechanical Polishing | Electropolishing | Tumbling Polishing | Brushing |
|---|---|---|---|---|
| Passivation | Deburring | Welding Finishing |
Conversion Coatings
Conversion coatings provide corrosion protection, conductivity, and paint adhesion with minimal dimensional change.
Available Conversion Coating Services
| Chromate Conversion | Alodine | Chem Film | Black Oxide | |
Laser and Marking Processes
Laser and marking processes create permanent identification, decorative graphics, surface patterns, and precision features.
Available Laser and Marking Services
| Laser Processing | Printing | Etching | Surface Texturing | |
Heat Treatment
Heat treatment improves strength, hardness, toughness, wear resistance, fatigue resistance, and dimensional stability.
Available Heat Treatment Services
| Heat Treatment | Annealing | Quenching | Tempering | Stress Relieving |
Post Processing for Different Materials
Aluminum
Recommended finishes include anodizing, hardcoat anodizing, chromate conversion, Alodine, Chem Film, powder coating, painting, sandblasting, brushing, and polishing.
Stainless Steel
Recommended finishes include passivation, electropolishing, mechanical polishing, brushing, PVD coating, DLC coating, laser marking, and etching.
Carbon Steel and Alloy Steel
Recommended finishes include zinc plating, nickel plating, black oxide, hard chrome plating, powder coating, painting, heat treatment, and corrosion protection.
Copper and Brass
Recommended finishes include copper plating, nickel plating, gold plating, silver plating, tin plating, polishing, brushing, and clear protective coatings.
Titanium
Recommended finishes include passivation, PVD coating, DLC coating, polishing, sandblasting, laser marking, and heat treatment.
Plastics
Recommended finishes include painting, printing, laser marking, polishing, surface texturing, and coating.
Composites
Recommended finishes include painting, sanding, polishing, coating, surface texturing, and laser marking.
Post Processing Applications
GCNOV post processing services are widely used for:
- CNC Machined Parts
- Sheet Metal Fabrications
- Aluminum Enclosures
- Stainless Steel Components
- Aerospace Hardware
- Automotive Parts
- Medical Devices
- Electronic Housings
- Industrial Equipment
- Consumer Products
- Mold and Tooling Components
- Precision Mechanical Assemblies
Benefits of Post Processing
Improved Appearance
Creates professional, decorative, matte, brushed, polished, colored, or premium cosmetic finishes.
Enhanced Corrosion Resistance
Protects parts from rust, oxidation, moisture, salt spray, chemicals, and outdoor environments.
Better Wear Resistance
Improves surface hardness, abrasion resistance, friction performance, and service life.
Functional Surface Performance
Supports conductivity, insulation, solderability, low friction, non-stick behavior, and EMI shielding.
Production-Ready Quality
Removes burrs, improves edges, prepares surfaces, and ensures parts are ready for assembly or final use.
Quality Control
GCNOV provides strict quality inspection for post processing projects, including:
- Coating Thickness Inspection
- Surface Roughness Measurement
- Visual Appearance Inspection
- Color Verification
- Adhesion Testing
- Hardness Testing
- Corrosion Resistance Testing
- Dimensional Inspection
- Process Documentation
Why Choose GCNOV for Post Processing?
GCNOV combines manufacturing and finishing services under one supplier, helping customers reduce lead times, simplify supply chains, and improve production consistency.
We provide:
- CNC Machining and Surface Finishing
- Sheet Metal Fabrication and Coating
- Prototype to Mass Production Support
- Material-Specific Finishing Recommendations
- Custom Surface Treatment Solutions
- Consistent Quality Control
- Fast Turnaround Manufacturing
Frequently Asked Questions
What is post processing?
Post processing refers to secondary operations performed after manufacturing to improve appearance, durability, surface quality, corrosion resistance, wear resistance, or functional performance.
What post processing services does GCNOV offer?
GCNOV offers anodizing, plating, powder coating, painting, polishing, sandblasting, passivation, heat treatment, laser processing, etching, printing, surface texturing, and corrosion protection.
Can post processing be applied to CNC machined parts?
Yes. Most CNC machined components require deburring, polishing, anodizing, plating, coating, or other finishing processes before final use.
Which finish is best for aluminum parts?
Common aluminum finishes include Type II anodizing, hardcoat anodizing, Alodine, Chem Film, powder coating, painting, brushing, and sandblasting.
Which finish is best for stainless steel parts?
Common stainless steel finishes include passivation, electropolishing, mechanical polishing, brushing, PVD coating, DLC coating, and laser marking.
Can GCNOV provide custom surface finishes?
Yes. GCNOV provides custom finishing solutions based on material, appearance, performance, environment, and production requirements.