SP013018 Stainless Steel Electrical Slip Ring - 10,000 RPM Speed, 10 Million Rotation Lifespan, Gold-Gold Contacts
Price:
200~800 USD
MOQ:
1 piece
Delivery Time:
1~3 weeks
Brand:
SPR-ing
Product Description
Product Overview
The SP013018 series miniature high-speed slip ring is a precision electrical connection component engineered for demanding high-speed and long-life applications. Featuring advanced gold-gold contact technology and durable 304 stainless steel housing, it delivers stable performance across extreme temperature ranges from -50℃ to 80℃, making it ideal for harsh industrial environments including aerospace, rail transit, and automation systems.
Standard models include SP013018-009, SP013018-012, and SP013018-018, all extensively validated by major industrial units to ensure reliable operation.
Technical Specifications
Electrical Parameters
| Parameter | Specification |
|---|---|
| Design Loop | ≤18 |
| Insulation Resistance | 250MΩ/250V/DC |
| Rated Voltage/Current | 80VDC / 1A |
| Dielectric Strength | >300VAC/50Hz/60s |
| Dynamic Resistance Change | ≤20mΩ |
| Wire Length | Standard 400mm (customizable) |
Mechanical Parameters
| Parameter | Specification |
|---|---|
| Rated Speed | 0-10,000 rpm |
| Working Life | 10 million rotations |
| Operating Temperature | -50℃ to 80℃ |
| Operating Humidity | ≤80% |
| Contact Material | Gold-gold |
| Shell Material | 304 Stainless Steel |
| Maximum Starting Torque | 0.5N.cm |
Core Manufacturing Processes
Precision Fabrication
Advanced manufacturing ensures exceptional quality and performance:
- Material Selection: 304 stainless steel housing forged to HV200+ hardness with superior corrosion resistance
- Gold Contacts: 99.99% pure gold plating with thickness ≥5μm
- Five-Axis CNC Machining: Concentricity control within ≤0.01mm
- Mirror Polishing: Contact surface roughness Ra0.02 minimizes friction loss
- Vacuum Plating: Gold coating uniformity error
Integrated Assembly
Fully automated dust-free workshop assembly with laser positioning calibrates brush-to-conductive ring gap (≤0.05mm). Near-zero pressure brush design extends service life by 33%.
Quality Assurance Testing
Electrical Performance Testing
- Insulation withstand voltage: 300VAC power frequency voltage for 60 seconds with leakage current
- Dynamic resistance monitoring: Real-time recording of resistance fluctuations ≤20mΩ at 10,000 rpm
Mechanical Reliability Testing
- Life cycle test: Continuous operation at 8,000 rpm for 1,250 hours (equivalent to 10 million rotations) with brush wear
- Environmental adaptability: 100 cycles in -50℃~80℃ range with no performance degradation
Application Scenarios
- Aerospace: Aircraft engine testing - collects strain signals from compressor blades at 18,000 rpm in turbofan engine test rigs
- Rail Transit: High-speed rail wheel set testing - transmits wheel-rail force sensor signals supporting 350km/h simulation
- Industrial Automation: Robot joint connection - integrated into six-axis robotic arm joints for servo motor control and encoder data transmission
- New Energy Equipment: Wind turbines - connects nacelle and hub, transmitting pitch control signals in high-salt fog offshore environments
Technical Advantages
- Gold-gold contact technology reduces resistance fluctuation and extends life by 200% compared to silver-graphite materials
- 304 stainless steel housing with IP65 certification resists dust and liquid intrusion
- Extended 10 million rotation lifespan ensures reduced maintenance and downtime
Manufacturing Capabilities
- 10,000㎡ dust-free production facility with 20 CNC machining centers
- ISO9001:2015 certified quality management system
- Each slip ring undergoes 12 comprehensive quality inspection procedures
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen SPRing Technology Co.,Ltd
Location
Shenzhen baoan shajing rongtai industry part building1 2901
Contact Person
Payne