What Is a Ball Screw and How Does It Work?

A ball screw is a mechanical linear actuator that converts rotary motion into linear motion using ball bearings to minimize friction and increase efficiency and accuracy.

What Types of Ball Screws Do You Offer?

We offer a variety of ball screws including ground ball screws, rolled ball screws, miniature ball screws, and high-lead ball screws to meet different precision and load requirements.

How Do I Choose the Right Ball Screw for My Application?

Selection depends on factors like load capacity, lead accuracy, speed, stroke length, and whether the application demands high positioning precision or heavy-duty performance.

What Is the Difference Between Ground and Rolled Ball Screws?

Ground ball screws offer higher precision and smoother motion, ideal for high-accuracy applications. Rolled ball screws are more cost-effective and suitable for general-purpose use.

What Maintenance Is Required for a Ball Screw?

Regular lubrication is essential. Also, keep the screw clean from debris and inspect for wear, preload loss, or unusual noise to ensure optimal performance and service life.

Precision Directional Bearings: Cut Machinery Downtime by 40% in 90 Days – Free Sample & Quote

Struggling with unreliable bearings causing production halts? YIDI Motion delivers OEM directional bearings engineered for high-load USA industrial applications, ensuring seamless linear motion.

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Your Biggest Challenges with Directional Bearings

As a purchasing manager in USA manufacturing, you face relentless pressure to optimize operations. But directional bearings – critical for guiding loads in linear motion systems – often fail you.

High Prices: Competitors charge premiums, inflating your BOM by 25-35% without proportional quality gains.
Low Quality: Inferior bearings from fragmented China's supply chain lead to premature wear, causing 37% more downtime per industry reports from McKinsey.
High Shipping Costs: Slow ocean freight adds $5,000+ per order and weeks of delay for USA deliveries.
Inconsistent Service: Poor OEM/ODM support means redesigns take months, disrupting your timelines.
Load Failures: Bearings buckling under directional thrust, risking $50K+ equipment damage in automation lines.
Regulatory Hurdles: Non-compliant products fail USA standards like RoHS, stalling imports.

These issues erode ROI. Imagine reclaiming those losses. Discover how below.

YIDI Motion: Your OEM Directional Bearings Powerhouse

Founded in 2020, HEBEI YIDI IMPORT AND EXPORT TRADING CO.,LTD. (YIDI Motion) leverages a 100-employee factory with 30% senior technicians. We import German/Japanese precision equipment for unmatched directional bearings.

Our USP? Powerful Factory + Quality Assurance + OEM/ODM Design + High-Speed Delivery. Exported to 50+ countries including USA, we solve your pains head-on.

Core Advantages

37% Cost Reduction: Direct factory pricing beats competitors by integrating China's efficient supply chain with USA-compliant quality.
Zero-Defect Reliability: Advanced heat treatment ensures 99.9% uptime under high directional loads.
Custom OEM/ODM: Tailor sizes, materials (e.g., chrome steel, stainless), and tolerances in 2-4 weeks.
Lightning Delivery: Air/sea options with DHL for USA – 7-15 days vs. industry 30+.
Versatile Applications: Robotics, CNC machines, automation conveyors, aerospace actuators.
ROI Boost: Customers report 40% less downtime, per internal case studies.

Technical Specifications Table

Our precision directional bearings excel in thrust and radial loads. Designed per ISO 9001 standards for buy directional bearings USA markets.

Model	Bore Dia (mm)	OD (mm)	Dynamic Load (kN)	Static Load (kN)	Max Speed (RPM)	Material
YDB-10	10	26	5.8	2.65	18000	GCr15 Steel
YDB-15	15	32	7.8	4.1	16000	Stainless Steel
YDB-20	20	42	12.5	7.2	14000	GCr15 + Heat Treated
YDB-25	25	52	20.4	12.8	12000	Custom OEM
YDB-30	30	62	28.1	18.5	11000	High-Load Alloy

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Key Features: Low friction coefficient (0.001-0.003), precision class P4/P5, temperature range -40°C to 150°C, RoHS compliant. Ideal for directional bearings for industrial machinery.

Real-World Applications & Case Studies

In a USA CNC firm, our YDB-20 directional bearings handled 15kN thrust loads, reducing vibration by 45% and boosting throughput 28%. Another automation client cut shipping costs 60% via our high-speed delivery.