PRODUCT

Carbon brush for power tools 5×8×19 100A angle grinder

• Excellent Asphalt Graphite Material
• Low Sparking And High Friction
• Outstanding Braking Performance


Product Detail

Product Tags

Product Details

A carbon brush facilitates the transfer of electrical current between stationary and rotating elements via sliding contact. Given that the performance of carbon brushes significantly affects the efficiency of rotating machinery, selecting the correct carbon brush is vital. The motors used in power tools, as opposed to those in vacuum cleaners, require more abrasion-resistant carbon brushes. Thus, our company has developed the RB series of graphite materials based on the specific needs of power tool motors. The RB series graphite carbon blocks have outstanding abrasion-resistant properties, making them well-suited for various power tool carbon brushes. The RB series graphite materials are highly esteemed and professionally recognized in the industry, favored by both Chinese and international power tool companies.
At Huayu Carbon, we leverage cutting-edge technology and extensive experience in quality assurance to research, develop, and produce a diverse range of carbon brushes tailored to meet the specific needs and applications of our customers. Our commitment to environmental sustainability ensures that our products are eco-friendly, while their versatility makes them suitable for a wide array of uses. With a focus on innovation and customer satisfaction, we strive to deliver high-quality carbon brushes that not only meet but exceed the expectations of our clients, providing reliable and efficient solutions for their diverse requirements.

Power Tool (5)

Advantages

The carbon brushes in this series are characterized by their exceptional commutation performance, minimal sparking, high durability, resistance to electromagnetic interference, and outstanding braking capabilities. These brushes are extensively utilized in a variety of DIY and professional electric tools, with a particular emphasis on the safety brushes equipped with automatic shutdown, which have garnered a strong reputation in the market. Their superior commutation performance ensures efficient and reliable operation, while their low sparking and resistance to electromagnetic interference contribute to smooth and uninterrupted functionality. Additionally, their durability and exceptional braking performance further enhance their overall effectiveness and safety. Whether employed in DIY projects or professional applications, these carbon brushes are highly valued for their top-notch performance and reliability, making them an indispensable choice in the electric tool industry.

Usage

01

100A Angle grinder

02

This material is suitable for a wide range of angle grinders.

The Specification

Carbon Brush Performance Reference Table

Type Material name Electrical resistivity Shore hardness Bulk density Flexural strength Current density Allowable circular velocity Main Use
( μΩm) (g/cm3) (MPa) (A/c㎡) (m/s)
Electrochemical graphite RB101 35-68 40-90 1.6-1.8 23-48 20.0 50 120V power tools and other low-voltage motors
Bitumen RB102 160-330 28-42 1.61-1.71 23-48 18.0 45 120/230V Power tools/Garden tools/cleaning machines
RB103 200-500 28-42 1.61-1.71 23-48 18.0 45
RB104 350-700 28-42 1.65-1.75 22-28 18.0 45 120V/220V power tools/cleaning machines, etc
RB105 350-850 28-42 1.60-1.77 22-28 20.0 45
RB106 350-850 28-42 1.60-1.67 21.5-26.5 20.0 45 Power tools/garden tools/drum washing machine
RB301 600-1400 28-42 1.60-1.67 21.5-26.5 20.0 45
RB388 600-1400 28-42 1.60-1.67 21.5-26.5 20.0 45
RB389 500-1000 28-38 1.60-1.68 21.5-26.5 20.0 50
RB48 800-1200 28-42 1.60-1.71 21.5-26.5 20.0 45
RB46 200-500 28-42 1.60-1.67 21.5-26.5 20.0 45
RB716 600-1400 28-42 1.60-1.71 21.5-26.5 20.0 45 Power tools/drum washing machine
RB79 350-700 28-42 1.60-1.67 21.5-26.5 20.0 45 120V/220V power tools/cleaning machines, etc
RB810 1400-2800 28-42 1.60-1.67 21.5-26.5 20.0 45
RB916 700-1500 28-42 1.59-1.65 21.5-26.5 20.0 45 Electric circular saw, electric chain saw, gun drill

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