Product Name:
Resin Injection Disc Brush - Equal Divide Type (Segmented Disc Brush)
Product Size:
Customizable according to customer requirements
Refference Drawing:
Standard Series:
| Dia A | Trim l. B | Shaft D. C | Shaft l. D | Total l. E | Devide F | Part No. | |
| SC 120# | Stainless 0.2 | ||||||
| 35 | 25 | ф8 | 46 | 90 | 10 | JS121035 | JG201035 |
| 45 | 25 | ф8 | 43 | 90 | 10 | JS121045 | JG201045 |
| 55 | 25 | ф8 | 43 | 90 | 12 | JS121055 | JG201055 |
| 65 | 25 | ф12 | 51 | 100 | 12 | JS121065 | JG201065 |
| 75 | 25 | ф12 | 51 | 100 | 14 | JS121075 | JG201075 |
| 85 | 25 | ф12 | 52 | 100 | 14 | JS121085 | JG201085 |
| 105 | 25 | ф16 | 56 | 110 | 16 | JS121105 | JG201105 |
| ·Available bristle types: copper-plated steel wire, stainless steel wire. Wire diameter specifications can be customized, including: ф0.15, ф0.22, ф0.3 ·Various specifications of abrasive brush wires can be selected as needed, usually 120#, 180#, 240#, 320# |
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Material Composition:
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Filament Material: High-density abrasive nylon filaments (silicon carbide or ceramic options) Brush filaments available: silicon carbide abrasive wire, alumina abrasive wire, diamond abrasive wire, stainless steel wire, copper-plated stainless steel wire and twisted stainless steel wire. Customized per customer requirements.
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Bonding Method: Specialized high-strength resin injection molding process
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Backing/Hub: Segmented equal divide disc construction
Product Features:
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Segmented equal divide design – specifically engineered to optimize performance on both flat and slightly contoured surfaces
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Unmatched filament stability – resin injection process securely bonds abrasive filaments at the base, preventing flaring or flying out during high-speed rotation for focused cutting action
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Extended service life – 3-5 times longer than traditional stapled brushes
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Optimized heat dissipation – equal divide segmented face allows superior airflow between brush segments, significantly reducing heat buildup on workpiece to prevent surface discoloration and filament melting
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High-density abrasive action – segments densely packed with premium abrasive nylon (silicon carbide or ceramic) providing uniform scratch pattern and consistent Ra values across large surface areas
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Controlled material removal – perfectly suited for weld seam blending and edge radiusing where burrs must be removed without altering part thickness
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No bristle loss & falling off – resin injection prevents filament shedding
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High precision grinding – maintains structure under most demanding industrial conditions
Applicable Scenarios:
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CNC machining centers – automated deburring and finishing of engine blocks, cylinder heads, and precision plates
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Metal fabrication – blending weld lines and preparing large metal sheets for coating or painting
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Aerospace components – uniform surface conditioning of aluminum skins and turbine structural parts
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Automotive repair – fast and effective removal of rust, old gaskets, and surface oxidation
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Flat surface finishing – large area surface conditioning and refinement
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Edge radiusing – controlled material removal on part edges
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Weld seam blending – smoothing weld transitions without reducing base material thickness
What Makes Resin Injection Segmented Disc Brushes Different?
Our Resin Injection Disc Brushes (Equal Divide Type) represent the next level of efficiency in flat-surface finishing. By integrating high-density abrasive nylon filaments with a specialized high-strength resin injection molding process, we have created a brush that maintains its structure even under the most demanding industrial conditions. The segmented equal divide design is specifically engineered to optimize performance on both flat and slightly contoured surfaces.
Why the Resin Injection Design Wins:
Unmatched Filament Stability: The resin injection process securely bonds the abrasive filaments at the base, preventing them from flaring or flying out during high-speed rotation. This results in a focused cutting action and a service life 3-5 times longer than traditional stapled brushes.
Optimized Heat Dissipation: The equal divide (segmented) face allows for superior airflow between the brush segments. This significantly reduces heat buildup on the workpiece, preventing surface discoloration and filament melting – ideal for continuous CNC operations.
High-Density Abrasive Action: Our segments are densely packed with premium abrasive nylon (Silicon Carbide or Ceramic), providing a uniform scratch pattern and consistent Ra values across large surface areas.
Controlled Material Removal: Perfectly suited for weld seam blending and edge radiusing, where you need to remove burrs without altering the part's overall thickness.
Equal Divide Segmented vs. Full Face Disc Brush
| Feature | Equal Divide (This Product) | Full Face Disc Brush |
|---|---|---|
| Face configuration | Segmented with airflow gaps | Continuous solid face |
| Heat dissipation | Superior (airflow between segments) | Moderate |
| Filament density | High-density packing in segments | Carefully calibrated |
| Service life | 3-5x longer than stapled brushes | Extended |
| Best for | Continuous CNC operations, contoured surfaces | Large flat surfaces, general purpose |
| Scratch pattern | Uniform across segments | Continuous |
| Contour following | Excellent (segments flex independently) | Good |
Abrasive Options
| Abrasive Type | Best For |
|---|---|
| Silicon Carbide (SiC) | Non-ferrous metals, aluminum, brass, aggressive cutting |
| Ceramic | Hard alloys, stainless steel, high material removal |
Key Applications in Detail
CNC Machining Centers
Automated deburring and finishing of engine blocks, cylinder heads, and precision plates require consistent performance and predictable tool life. The resin injection design provides 3-5x longer service life than traditional stapled brushes, reducing tool change downtime in high-volume production.
Metal Fabrication
Blending weld lines and preparing large metal sheets for coating or painting demands controlled material removal that smooths transitions without reducing base material thickness. The segmented design provides uniform action across flat and slightly contoured surfaces.
Aerospace Components
Uniform surface conditioning of aluminum skins and turbine structural parts requires consistent Ra values and scratch patterns. The high-density abrasive nylon segments deliver repeatable results meeting aerospace quality standards.
Automotive Repair
Fast and effective removal of rust, old gaskets, and surface oxidation benefits from the aggressive cutting action of SiC abrasive combined with the cool-running segmented design that prevents heat damage to surrounding surfaces.
For Related Disc Brush Products
For full-face economical disc brushes for general-purpose finishing, see our Resin Injection Disc Brush - Full Face Type.
For ceramic fiber premium disc brushes for superalloy finishing, explore Resin Injection Ceramic Fiber Disc Brush.
Related Products You May Need:
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For full-face economical finishing, see Resin Injection Disc Brush - Full Face Type
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For ceramic fiber premium finishing, explore Resin Injection Ceramic Fiber Disc Brush
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For sleeve-type adjustable exposure, check Ceramic Fiber Disc Brush - Sleeve Type
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Browse the full Disc Brush Series
Why Choose Resin Injection Segmented Disc Brushes?
For CNC and industrial finishing where heat management, extended tool life, and consistent surface quality are critical, our resin injection equal divide disc brush delivers:
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3-5x longer service life – compared to traditional stapled brushes
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Superior heat dissipation – segmented design for continuous CNC operations
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High-density abrasive action – uniform scratch pattern and consistent Ra values
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No filament flaring or flying out – resin injection security at high speeds
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Controlled material removal – perfect for weld blending and edge radiusing
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Flat and contoured surface capability – segments conform to slight contours
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Premium abrasive options – silicon carbide or ceramic for your material
Customization Available
We offer custom disc diameters, abrasive types (silicon carbide or ceramic), grit sizes, segment configuration, and arbor mounting options to match your specific surface finishing requirements. Contact us for technical recommendations.
Frequently Asked Questions (FAQ)
Q1: What is the benefit of "Equal Divide" (Segmented) type over a solid face disc brush?
A: The segmented design serves two main purposes: Cooling and Debris Removal. The gaps between segments act as cooling channels, preventing the brush from overheating during high-speed use. They also help to eject dust and swarf, keeping the abrasive filaments sharp and effective for longer.
Q2: Can these brushes be used on automated machinery?
A: Yes. These brushes are specifically designed for automated production lines and CNC centers. Their balanced construction and predictable wear rate make them easy to integrate into programmed finishing cycles.
Q3: Is the resin injection safe for heavy-duty grinding?
A: Absolutely. The resin we use is a high-performance industrial polymer designed to withstand high centrifugal forces and chemical exposure. It provides a much more secure bond than standard tufted or stapled brush designs.
Q4: Which abrasive filament should I choose for aluminum surfaces?
A: For aluminum, we typically recommend Silicon Carbide (SiC) filaments. They provide a clean, fast cut without loading. If you require a high-luster finish, a finer grit (#240-#320) is ideal; for heavy deburring, a coarser grit (#120) is preferred.
Q5: Can these brushes work on uneven or contoured surfaces?
A: While designed primarily for flat surfaces, the segmented design offers a degree of flexibility. The filaments can conform to slight contours and surface variations, making them effective for blending edges and radiusing corners on complex parts.
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