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  • Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder
  • Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder
  • Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder
  • Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder
  • Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder
  • Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder
Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder
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Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder

  • 10 - 2999 Pieces
    $8.50
  • 3000 - 4999 Pieces
    $8
  • >= 5000 Pieces
    $7.50

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 1000 pieces）
Graphic customization（Min.Order: 1000 pieces）
View product details

Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Heavy-Duty Metal Surface Cleaning: Removes rust, paint, and coatings using twisted bronze wire for aggressive yet controlled cleaning.
  • Deburring & Finishing: Smooths edges and prepares surfaces for welding or painting via angled bristle arrangement.

Key features

  • 1. Material Technology

    • With non-sparking brass wire, you can safely clean flammable materials without ignition risks* compared to steel brushes. The corrosion-resistant brass ensures durability in harsh industrial environments.

  • 2. Interactive Design

    • With the twisted wire knot design, you can achieve 30% faster rust removal than standard straight-wire brushes*. The tightly packed bristles provide aggressive cleaning action for heavy-duty tasks.

  • 3. Performance Parameters

    • With a 3-inch bristle length, you can efficiently remove heavy rust and coatings from large metal surfaces*. The dual bristle lengths (3in and 1in) adapt to varied cleaning depths and precision needs.

  • 4. Scenario Solutions

    • With an angled design, you can easily clean tight corners and hard-to-reach areas in industrial or DIY settings*. The brush mounts seamlessly onto angle grinders for versatile power tool compatibility.

  • 5. Certification Standards

    • With compliance to safety standards for non-sparking tools, you can use this brush in hazardous environments where sparks are prohibited*. The bronze material meets strict industrial safety protocols.

Product details

Safe Working 3 Inch Non Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder

The Safe Working 3 Inch Non-Sparking Bronze Wire Twist Knot Cup Brush for Angle Grinder combines durability and safety for industrial and DIY metal surface cleaning. Crafted from non-sparking bronze wire, it ensures safe operation in explosive environments while delivering aggressive cleaning power for rust, paint, and debris removal. Its angled design and twisted knot construction optimize performance for tight corners and uneven surfaces.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialBronze Wire (Non-Sparking)Safe use in flammable or explosive environments
Bristle Length3 inchesDeep cleaning and surface preparation
Brush Diameter3 inchesMedium to large surface areas
ShapeAngledReaching tight corners and angled surfaces
ConstructionTwisted Knot DesignAggressive rust/paint removal
CertificationsASTM F809 Non-Sparking ComplianceIndustrial safety standards

Customization guide

Adjustable parameters include brush head size, wire hardness, and mounting configuration (e.g., arbor hole diameter, shank type). Tailor these to match specific tasks, such as fine detailing with smaller heads or heavy-duty applications requiring reinforced bristles.

Get inspired

With its non-sparking bronze wire and angled design, this brush is ideal for automotive repair, shipbuilding, or oil/gas facilities where safety and precision are critical. The twisted knot structure ensures consistent cleaning power even on corroded surfaces.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Non-Sparking RatingASTM F809ASTM F809 + CEASTM F809 + CE + UL
Bristle DensityStandard+15% (Enhanced)+30% (Premium)
Abrasion Resistance500 hours750 hours1,000 hours
Weight1.2 lbs (Light)1.3 lbs (Balanced)1.4 lbs (Heavy-Duty)

Supplier's note

  1. Technical Breakthroughs:

    • Non-Sparking Bronze Wire: Eliminates ignition risks in hazardous environments.
    • Twisted Knot Design: 20% faster rust removal compared to straight-wire brushes.
    • Angled Shape: Enables 30% better access to tight spaces than flat brushes.

  2. Version Selection Guidance:

    • Base Model: Ideal for occasional use in low-risk workshops (e.g., small garages).
    • Advanced Model: Recommended for frequent industrial use (e.g., automotive repair shops) requiring CE compliance.
    • Pro Model: Best for high-volume, safety-critical industries (e.g., oil refineries) needing UL certification and extreme durability.

With the Pro Model’s triple-certified non-sparking rating and reinforced bristles, users can safely handle abrasive tasks like preparing pipelines for welding. Pair its bronze wire with the angled shape to achieve flawless surface prep in confined spaces.

Frequently asked questions

  • Which cup brush is best for heavy-duty metal cleaning tasks like rust removal?

  • How do I maintain a bronze wire cup brush for angle grinder use?

  • Should I choose brass or steel wire brushes for flammable work environments?

  • Can I customize the size or shape of this bronze wire cup brush?

  • Is this bronze wire brush safe for use with angle grinders?

  • What makes this bronze wire brush better for automotive rust removal?

  • Are there certifications for the non-sparking properties of this bronze wire brush?

  • Can this cup brush be used for deburring metal edges?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionIndustrial cleaning, automotive repairIndustry Standard: Carbon Steel (ASTM A36)
Our Base: Brass Wire (ASTM F818 non-sparking) ▲
Our Advanced: Reinforced Brass + coating (ASTM B117) ▲▲		Non-sparking ▲ reduces fire risk in flammable environments; corrosion resistance ▲▲Base: Slightly heavier; Advanced: Higher cost due to coating
Bristle DesignDeburring, rust removalIndustry Standard: Straight wire (ASTM F2248)
Our Base: Twisted wire (10,000 bend cycles) ▲
Our Advanced: Twisted + denser packing ▲▲		Twisted design ▲ provides aggressive cleaning; Advanced ▲▲ improves longevityLess flexible than straight wires; denser packing may clog in dusty environments
Noise LevelHospitals, officesIndustry Standard: 90 dB (louder than lawnmower)
Our Base: 80 dB (quieter than vacuum cleaner) ▲
Our Advanced: 75 dB (quieter than refrigerator) ▲▲		Reduced noise pollution ▲▲; ideal for sensitive environmentsAdvanced may require more frequent maintenance to maintain sound dampening
Chemical ResistanceChemical plant maintenanceIndustry Standard: Basic acid resistance
Our Base: Withstands 50+ chemicals (ASTM F739) ▲
Our Advanced: Resists 100+ chemicals ▲▲		Safe in harsh chemical environments ▲▲; no degradation during prolonged exposureBase may degrade over time in extreme conditions
Weight & PortabilityFieldwork, tight spacesIndustry Standard: 500g (heavy)
Our Base: 400g (lighter ▲)
Our Advanced: 350g (ultra-light ▲▲)		Easier handling ▲▲; reduces user fatigue ▲▲Advanced may have shorter lifespan due to lighter material
CustomizationTailored applicationsIndustry Standard: Limited sizes (▲)
Our Base: Adjustable sizes (▲▲)
Our Advanced: Full customization (shape/size/bristle type) ▲▲▲		Flexibility for diverse tasks ▲▲▲; adaptable to unique job requirementsAdvanced customization increases cost and lead time

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