




LONGGUANG currently has more than 3,000 industrial brush products, covering all industries such as auto parts, mechanical parts, hydraulic parts, etc. Our products are widely used in the polishing, de-rusting, and deburring of metal parts processing; metal sheet, strip cleaning, grinding, descaling; finishing of textile, printing, and dyeing leather products, sanding; dust removal, grinding and coating of paper and artificial boards Glue; cleaning, polishing, deburring of circuit boards; cleaning of glass and LCD substrates; cleaning and descaling of pipes; sealing and dust proofing of furniture, storage, and machinery.
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Copper Plated Crimped Wire End Brush – Non-Contaminating Surface Preparation for Soft Metals
Customizable according to customer requirements – brush diameter, trim length, and shank size fully tailored. Standard and custom dimensions available to match your specific application.
Refference Drawing:


Standard Series:
| Dia A | Trim B | Shaft D. C | Shaft l. D | Total l. E | Part No. |
| 0.22 copper plated | |||||
| 10 | 20 | 6 | 18 | 58 | BT222010 |
| 12 | 25 | 6 | 21 | 66.5 | BT222512 |
| 14 | 25 | 6 | 17 | 67 | BT222514 |
| 16 | 25 | 6 | 23 | 75 | BT222516 |
| 18 | 25 | 6 | 23 | 71 | BT222518 |
| 20 | 30 | 6 | 22 | 75 | BT223020 |
| 25 | 30 | 6 | 20 | 77 | BT223025 |
| 29 | 30 | 6 | 18 | 78 | BT223029 |
| • Available brush filament types include: copper-plated steel wire, stainless steel wire, and multi-strand twisted wire. • Customizable wire diameter specifications are available, with standard options including: ф0.15, ф0.22, and ф0.3. |
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Filament Material: Crimped carbon steel wire with copper plating (copper plated steel wire) – pure brass wire (copper wire) also available upon request for non-ferrous applications
Shank Material: Steel shank for secure mounting in power tools, drill chucks, and CNC tool holders
Our Copper Plated Crimped Wire End Brush features wave-shaped (crimped) steel wire filaments with a protective copper coating. This unique construction provides flexible yet effective cleaning action while preventing iron contamination on non-ferrous workpieces. The copper plating acts as a barrier, isolating iron ions from contact with sensitive metals.
Key Features:
Iron Contamination Prevention – copper plating isolates iron ions, preventing rust contamination when processing aluminum, copper, brass, and other soft metals
Flexible Crimped Wire Action – wave-shaped filaments conform to irregular surfaces and contours for consistent contact and effective cleaning
Enhanced Corrosion Protection – copper layer provides mild rust resistance, offering significant cost savings compared to stainless steel alternatives for general applications
Pure Copper Wire Option – pure brass (copper) crimped wire available for applications requiring absolute non-ferrous contact and spark-free operation
Versatile Cleaning Action – effective for light to moderate rust removal, paint stripping, degreasing, and general surface preparation
Cost-Effective Solution – significantly lower cost than stainless steel wire brushes while providing adequate corrosion resistance for most industrial applications
Customizable Dimensions – brush diameter, trim length, and shank specifications tailored to your equipment and workpiece requirements
Application Fields:
Soft Metal Processing – cleaning, deburring, and surface preparation on aluminum, brass, copper, and other non-ferrous alloys without iron contamination
Rust and Paint Removal – removing light to moderate rust, old paint, and surface coatings from steel and metal surfaces
Degreasing and Oil Cleaning – effective removal of oil, grease, and industrial contaminants
Weld Cleaning – post-weld cleaning and surface preparation on mild steel and stainless steel components
Automotive Manufacturing and Repair – cleaning and surface preparation for automotive parts, engine components, and body panels
Mold and Die Maintenance – cleaning and polishing mold surfaces without contamination
Hardware and Stamping Operations – finishing and cleaning on stamped metal parts and hardware components
General Surface Preparation – preparing surfaces for welding, painting, coating, or adhesive bonding
Wood, Stone, and Metal Artwork – surface conditioning and finishing for creative and craft applications
Gas and Pipeline Maintenance – cleaning pipe interiors and external surfaces in small-diameter lines
Limitations – Do Not Use For:
Strong acid or alkaline chemical environments (copper plating may degrade)
Food-grade or pharmaceutical applications (copper layer may flake and cause contamination)
High-temperature operations exceeding 150°C (copper coating may oxidize)
Material Selection Guide:
| Filament Material | Best For | Advantages | Limitations |
|---|---|---|---|
| Copper Plated Steel Wire | General soft metal cleaning, light rust removal | Cost-effective, prevents iron contamination | Mild corrosion resistance only |
| Pure Brass/Copper Wire | Spark-free applications, absolute non-ferrous contact | Non-sparking, no iron contamination risk | Lower mechanical strength |

Q1: What is the advantage of copper plating on steel wire brushes?
Copper plating creates a protective barrier that isolates iron ions, preventing rust contamination when processing non-ferrous metals like aluminum, brass, and copper . This makes copper plated brushes the preferred choice for soft metal finishing where carbon steel brushes would cause cross-contamination and pitting.
Q2: When should I choose copper plated steel wire vs. pure brass/copper wire?
Choose copper plated steel wire for cost-effective cleaning and surface preparation where mild corrosion resistance and iron contamination prevention are required. Choose pure brass/copper wire for spark-sensitive environments, absolute non-ferrous contact requirements, or applications where the copper coating might wear through.
Q3: Can this brush be used on stainless steel workpieces?
Yes, this brush can be used on stainless steel workpieces for cleaning and surface preparation. However, for applications requiring maximum corrosion resistance and zero contamination risk, we recommend our stainless steel wire end brushes (304 or 316) instead.
Q4: What should I avoid when using copper plated wire brushes?
Avoid using this brush in strong acid or alkaline chemical environments, as the copper plating may degrade . Also avoid food-grade or pharmaceutical applications where the copper coating could flake and cause contamination. For these applications, use our stainless steel wire brushes.
Q5: How do copper plated brushes compare to stainless steel brushes?
Copper plated steel wire brushes offer a cost-effective alternative to stainless steel brushes while providing adequate corrosion protection and iron contamination prevention. However, stainless steel offers superior corrosion resistance and is suitable for wet environments, food processing, and medical applications . Choose copper plated for cost-sensitive general applications; choose stainless steel for demanding conditions.
Our copper plated crimped wire end brushes are available with customizable diameters, trim lengths, and shank configurations. Pure brass/copper wire options also available for spark-free and absolute non-ferrous applications.
Contact us for technical recommendations, custom sizing, and bulk order quotes. Provide your application details, workpiece material, and equipment specifications for a prompt engineering review.
Browse our full End Brush Series for additional deburring and finishing solutions, or explore our custom industrial brushes for other specialized requirements.
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