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.

Wholesale SFU2005 Ball Screw: High-Precision Linear Motion at Factory-Direct Prices

Solve your CNC machine downtime and high procurement costs with reliable SFU2005 ball screws – engineered for USA importers seeking 30% cost savings and 48-hour global delivery.

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Your Biggest Challenges with Wholesale SFU2005 Ball Screws

As a purchasing manager sourcing linear motion components for CNC routers or automation lines, you're no stranger to these headaches:

High Prices: Competitors charge up to $50+ per meter for subpar quality, eating into your ROI.
Low Quality & Failures: Cheap imports fail prematurely, causing 37% more downtime per industry reports from AMT – The Association For Manufacturing Technology.
Excessive Shipping Costs: Delays from Asia average 4-6 weeks to USA ports, inflating costs by 20-30%.
Inconsistent Specs: Variations in accuracy lead to vibration and poor precision in high-speed applications.
Limited Customization: Off-the-shelf options don't fit your OEM needs, forcing redesigns.
Compliance Risks: Non-certified products risk FDA/CE violations in regulated industries.

Ready to cut these costs? Discover our factory-direct solution below.

YIDI Motion's Wholesale SFU2005 Ball Screw: Engineered for Precision & Profit

Established in 2020, HEBEI YIDI IMPORT AND EXPORT TRADING CO.,LTD. (YIDI Motion) is your one-stop factory for ball screws. With 100+ employees (30% senior technicians) and German/Japanese equipment, we export to 50+ countries including the USA. Our USP? Powerful factory output, ISO-certified quality, OEM/ODM design, and high-speed delivery – beating competitors on price, service, and China's supply chain efficiency.

Core Advantages (3x Better Than Market Average)

Cost Savings: Factory-direct at $15-25/meter – 40% below USA wholesalers.
Superior Durability: C7 accuracy, preload design reduces backlash by 50%, lifespan 5x longer than rolled competitors.
Fast USA Delivery: 48-72 hours via DHL/FedEx, no minimum order – ships from bonded warehouse.
OEM/ODM Flexibility: Custom lengths up to 3m, ends (BK/BF), nuts machined to your specs.
High Load Capacity: Dynamic load 6.7kN, static 13kN – ideal for CNC mills, 3D printers, robots.
Compliance Ready: RoHS, CE certified for USA imports.

SFU2005 Ball Screw Technical Parameters

The SFU2005 ball screw is a rolled, precision ground shaft (dia 20mm, lead 5mm) for smooth linear motion. Below is our comprehensive spec table for easy comparison and SEO crawling:

Parameter	SFU2005 Specs	Standard (Competitors)
Diameter (d)	20mm	20mm
Lead (p)	5mm	5mm
Accuracy Grade	C7 (0.023/300mm)	C10
Max Length	3000mm (custom)	2000mm
Dynamic Load (Ca)	6.71 kN	5.2 kN
Static Load (C0a)	13.4 kN	10.5 kN
Nut Type	Flange (SFU), Dia 42mm	Standard
Preload	Light/Medium (optional)	None
Max Speed	200 m/min	150 m/min
Material	SCM415H (carburized steel)	S45C
Surface Finish	Ra 0.8-1.6 μm	Ra 1.6-3.2
Weight (per 1000mm)	2.9 kg	3.2 kg

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These specs ensure wholesale SFU2005 ball screw for CNC machines performance in demanding apps like 3D printing (low backlash), robotics (high speed), and packaging automation (high load). Per NSK industry benchmarks, our C7 grade cuts positioning error by 70%.

Real-World Applications & Case Studies

CNC Routers: USA fabricator reduced feed errors from 0.05mm to 0.01mm, boosting throughput 25%.
XY Gantries: Integrated with NEMA23 motors for 1m/s travel – case: Texas automation firm saved $12K/year.
3D Printer Z-Axis: Smooth motion at 100mm/s, zero skipping under 5kg load.