Long working life slip rings 18 loops
Technical Parameters
| Electrical specifications |
| Design loop | ≤18 |
| Insulation resistance | 250MΩ/250V/DC |
| Rated voltage/current | 80VDC /1A |
| Dielectric strength | >300VAC/50Hz/60s |
| Dynamic resistance change value | ≤20mΩ |
| Wire length | Standard 400mm (adjustable according to requirements) |
| Mechanical specifications |
| Rated speed | 0-10000 rpm |
| Working life | 10 million rpm |
| Operating temperature | -50℃ ~ 80℃ |
| Operating humidity | ≤80% |
| Contact material | Gold-gold |
| Shell material | 304 stainless steel |
| Maximum starting torque | 0.5N.cm |
SP013018 Series High-Speed Slip Rings
The SP013018 series encompasses precision-engineered slip rings designed for high-speed, continuous-operation environments. Standard configurations include SP013018-009, SP013018-012, and SP013018-018, each offering:
- Ultra-High Speed: Capable of sustained operation at 10,000 RPM with minimal signal degradation
- Extended Lifespan: Engineered for 10 million revolutions (MTBF ≥20,000 hours) under rated conditions
- Stable Performance: Gold-gold alloy contacts ensure <20mΩ resistance fluctuation, even at maximum speed
Key Technology Advantages:
Leveraging proprietary materials science and precision manufacturing, our slip rings have been rigorously validated in:
- Aerospace: Integrated into aircraft engine test stands for real-time strain gauge and thermocouple data transmission
- Rail Transit: Deployed in high-speed rail bogie testing systems, supporting 350+ km/h simulations
- Automotive: Used in wheel hub dynamic testing rigs, enabling precise torque and temperature monitoring
Why Choose SP013018?
- Field-Proven Reliability: Successfully installed in over 500+ industrial systems
- Customizable Configurations: Tailored solutions available for channel count, voltage, and environmental specifications
- Comprehensive Testing: Each unit undergoes 72-hour burn-in at 120% rated speed before shipment
Ideal for applications requiring uninterrupted data and power transfer in high-speed rotating systems. Contact our engineering team for technical specifications or custom design inquiries.
- Gold-on-gold contact interface with 99.99% pure gold plating (thickness ≥5μm)
- Minimizes electrical resistance fluctuation to ≤20mΩ over 10 million rotational cycles
- Outperforms silver-graphite contacts with 200% longer service life
- Five-axis CNC machining ensures concentricity between ring grooves and bearings ≤0.01mm
- Laser-calibrated alignment eliminates rotational runout for ultra-stable signal transmission
- Electrolytic polishing achieves Ra0.02 surface roughness (equivalent to optical mirror quality)
- Reduces friction coefficient by 40% and minimizes wear debris accumulation
- Dimensional tolerances controlled within <0.01mm (ISO 2768-1 H grade)
- Aerospace-grade machining for thermal stability across -50℃~80℃ operating range
- Near-zero pressure brush design with adaptive spring-loaded mechanism
- Extends operational life by 33% through reduced mechanical wear
- Self-lubricating PTFE composite brushes require no maintenance
- Diameter ≤25.4mm with modular channel configurations (≤18 circuits)
- Ideal for space-constrained applications like robotic joints and UAV components
- IP65-rated hermetic sealing resists dust, moisture, and corrosive environments
- Salt fog test certified (ASTM B117) for offshore and marine applications
- Maximum rotational speed up to 20,000 RPM (verified via dynamic balancing tests)
- Maintains <0.1% signal loss at full speed, surpassing industry standards
As the core manufacturing hub for slip ring conductor structural components, the Precision Manufacturing Laboratory specializes in systematic research on ring surface/axis machining processes and precision electrical component fabrication. Its cutting-edge achievement lies in the mirror cutting technology for slip ring conductor contact surfaces, which has reached an internationally leading level.
Specializing in tribological research for slip ring components, this laboratory serves as the core R&D hub for selecting brush wire and conductive ring materials. Our current technological portfolio includes 12 proprietary friction pair systems optimized for:
- High-speed rotation (up to 20,000 RPM)
- Ultra-long service life (10+ million cycles)
- Harsh environments (corrosive, high-temperature)
- High-bandwidth data transmission applications
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Material Science Expertise
- Develops gold-gold, silver-graphite, and composite metal alloy friction pairs
- Performs tribological testing under dynamic loads (ASTM G99 standard)
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Application-Specific Solutions
| Environment | Friction Pair Technology | Performance Metric |
| High-speed | Electroplated gold-on-gold interface | <20mΩ resistance fluctuation |
| High-temperature | Ceramic-reinforced metal composites | Operation up to 300℃ |
| Corrosive | PTFE-coated silver alloy contacts | 1000+ hours salt fog resistance |
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Performance Optimization
- Friction coefficient modeling for minimal wear
- Electrical conductivity enhancement through surface nano-texturing
- Dynamic contact resistance monitoring during rotational testing
Optimized friction pair configurations have demonstrated:
- 33% extension in service life for wind turbine slip rings
- 50% reduction in signal loss for high-speed data transmission systems
- 80% improvement in corrosion resistance for marine applications
The laboratory collaborates with material scientists and industry partners to advance next-generation friction technologies, ensuring slip ring performance remains at the cutting edge of rotational connectivity solutions.
Specializing in dynamic performance evaluation for high-speed slip ring current collectors, this laboratory operates under the auspices of China's Ministry of Science and Technology Torch Program. Equipped with five custom-engineered test benches featuring variable speed and torque configurations, the facility enables comprehensive analysis of rotational electrical interfaces.
The facility's capabilities have been validated in:
- National key R&D projects (e.g., high-speed rail bogie testing)
- Collaborative initiatives with Fortune 500 aerospace manufacturers
- Academic studies on triboelectrification in ultra-rapid rotation systems
All testing protocols comply with international standards (ISO 14253, ASTM D5961), and detailed certification reports are available upon request for product qualification and regulatory compliance.
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