Collector ring carbon brush CE Certification Pricelist | Premium
We supply the Collector ring carbon brush that keeps your motors running smoothly in harsh industrial environments. With tight tolerances and proven composition, it delivers stable current collection, low sparking, and extended service life. Our brushes are compatible with DC and AC motors and can be customized to fit your rotor geometries, conductor paths, and load profiles. We understand OEM needs for reliability and traceability, so every batch carries documentation and CE Certification to meet international standards. Want pricing? I can share a competitive Pricelist and volume discounts tailored to your project. We also provide rapid samples, technical support, and help with validation tests to shorten your qualification cycle. Whether you run conveyors, machine tools, or energy equipment, this solution minimizes downtime and maintenance costs. Reach out with your motor type, voltage, and current, and I’ll guide you to the best sizing and lead-time options.
Collector ring carbon brush Industry Leaders Where Service Meets Innovation
As leaders in collector ring and carbon brush solutions, we combine deep materials expertise with continuous innovation to deliver components that reduce wear, improve conductivity, and extend equipment life across wind turbines, generators, motors, and industrial machinery. Our engineering-led approach optimizes graphite and metal-graphite formulations, precision machining, and surface treatments to meet demanding electrical and mechanical performance requirements. Global buyers gain flexible OEM support, fast prototyping, and scalable production backed by rigorous quality control and performance testing. With a focus on timely delivery, competitive pricing, and responsive after-sales service, we turn complex specifications into reliable, long-life products that keep your machines running efficiently in every market.
| Material Type | Typical Composition | Typical Operating Current (A) | Contact Ring Diameter (mm) | Brush Dimensions (mm L×W×H) | Typical Service Life (hours) | Recommended Maintenance Interval (months) | Max Operating Temp (°C) | Typical Applications | Compliance / Standards |
|---|---|---|---|---|---|---|---|---|---|
| Copper-Graphite (High copper) | Graphite matrix with 40–60% copper by weight | 50–1500 A (depending on brush size) | 20–300 mm | 25×12×10 to 150×40×40 | 1,000–7,000 | 1–6 | 120–200 | Slip rings for medium/high-current motors, industrial generators | IEC 60494, ISO 9001, RoHS |
| Copper-Graphite (Low copper) | Graphite with 5–25% copper, lower hardness | 10–600 A | 15–200 mm | 20×8×8 to 120×30×30 | 2,000–9,000 | 2–12 | 100–180 | General industrial slip rings, small alternators | IEC 60494, RoHS |
| Electrographite | Heat-treated graphite with high density and conductivity | 20–2000 A | 30–350 mm | 30×12×10 to 200×50×50 | 3,000–20,000 | 6–24 | 180–260 | High-speed alternators, turbo-generators, high-temperature environments | IEC 60494, ISO 9001 |
| Silver-Graphite | Graphite matrix with a few percent silver for conductivity | 1–500 A (optimized for low-voltage circuits) | 10–120 mm | 10×6×6 to 90×25×25 | 800–6,000 | 1–6 | 90–160 | Control circuits, signal slip rings, low-noise commutation | IEC 60494, RoHS |
| Resinoid / Resin-bonded Graphite | Graphite with phenolic resin binder for commutator use | 0.5–200 A | 10–180 mm | 15×8×8 to 110×35×35 | 600–6,000 | 1–4 | 80–140 | DC motors with commutators, traction control systems | IEC 60494, ISO 9001 |
| Hard Graphite | High-hardness graphitized material, low embedment | 30–2000 A | 40–400 mm | 35×15×12 to 220×60×60 | 2,500–18,000 | 6–18 | 200–300 | Heavy-duty generators, large alternators, high-slip applications | IEC 60494, ISO 9001 |
| Soft Graphite | Lower hardness, higher lubricity, graphitic powders | 0.5–300 A | 10–160 mm | 12×6×6 to 100×28×28 | 700–8,000 | 1–8 | 80–150 | Low-noise applications, precision slip rings, instrumentation | IEC 60494, RoHS |
| Metal-impregnated Graphite (Bronze/Other) | Graphite porous body impregnated with metal (bronze, brass) | 100–3000 A | 60–500 mm | 50×18×15 to 300×80×80 | 1,200–12,000 | 3–12 | 150–240 | Heavy industrial slip rings, mining, marine propulsion | IEC 60494, ISO 9001 |
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