The sbr30 linear rail is a high-precision, high-rigidity cylindrical linear motion system designed for automation equipment, CNC machines, industrial robots, and more. With a four-row ball bearing structure, aluminum support rail, and chrome-plated carbon steel shaft, it ensures low friction, high load capacity, and long-lasting precise linear motion. The rail supports custom lengths (up to 6000mm) to meet diverse installation requirements.
product highlights
High Precision & Rigidity
Four-row ball bearing design with 45° contact angle evenly distributes loads, achieving ±0.002mm repeat positioning accuracy.
Chrome-plated carbon steel shaft with HRC62 hardness enhances wear resistance by over 300%.
Low Friction & Quiet Operation
Self-lubricating system reduces friction coefficient to 0.0015, with noise levels below 50dB.
Optimized ball circulation structure minimizes resistance and extends service life.
High Load Capacity
Single-axis dynamic load up to 3820N, static load 7920N, suitable for heavy-duty applications.
Supports multi-slider parallel installation to enhance system stability.
Dust-Proof & Corrosion-Resistant
Sealed end caps and labyrinth dust-proof design block debris effectively.
Chrome-plated surface ensures IP65 corrosion resistance.
Product Information
The technical specifications of the sbr30 linear rail manufactured by Lishui Hengyuan Bearing Manufacturing Co., Ltd.

Application Scenarios




Why SBR30 Leads in Global Linear Motion Solutions?
For over a decade, SBR30 has been the trusted choice for global manufacturers seeking reliability, efficiency, and cost-effectiveness. Here's what sets us apart in the international market:
1. Future-Ready for Automation Trends
Industry 4.0 Compatible: Low-noise operation (≤50dB) and high-speed capability (5m/s) make it perfect for smart factories, collaborative robots, and precision semiconductor equipment-key growth areas in global automation markets.
Sustainability Focus: Chrome-plated surfaces reduce lubricant consumption by 20%, aligning with EU RoHS/REACH regulations and carbon-neutral goals of international clients.
2. Engineered for Diverse Industrial Challenges
Heavy-Duty Readiness: Handles dynamic loads up to 3820N and static loads 7920N, ideal for harsh environments in automotive assembly lines, logistics automation, and offshore equipment-proven in 50+ countries' extreme temperature (-20°C~80°C) and high-dust applications.
Modular Flexibility: Customizable lengths (100mm~6000mm) and quick-swap sliders reduce downtime for multinational production lines. Pre-lubricated design meets international maintenance standards (NLGI 2 grease), minimizing global after-sales support costs.
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