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 Rack Gears: Achieve 99.5% Accuracy in Linear Motion Control – Custom OEM from Factory, Free Sample Ships in 48 Hours

As a purchasing manager in automation or CNC manufacturing, you're facing skyrocketing costs and unreliable suppliers. YIDI Motion's precision rack gears eliminate wear issues, cut downtime by 40%, and deliver direct from our 100-employee factory.

Get Free Quote in 24h – Risk-Free Sample Available

Exported to USA, Germany, Japan – Compliant with RoHS, CE, ISO 9001

Why Precision Rack Gear Sourcing is a Headache for US Manufacturers

In 2026, with Industry 4.0 demands rising, your operations can't afford subpar components. Here's what corporate buyers like you deal with daily:

High Prices Eating into ROI: Competitors charge 30-50% premiums for imported racks, squeezing your margins in a competitive US market.
Low Quality Leading to Failures: Cheap racks from unreliable Chinese supply chains fail at rates up to 25% higher (per AGMA studies), causing $50K+ in unplanned downtime per incident.
Sky-High Shipping Costs & Delays: Ocean freight from Asia averages 6-8 weeks and $2K per pallet, disrupting your just-in-time inventory.
Inconsistent Tolerances: Off-spec modules cause misalignment in rack and pinion systems, reducing precision to <98% accuracy.
Lack of Customization: No OEM/ODM options force redesigns, adding 20% to project timelines.
Regulatory Headaches: Non-compliant gears risk FDA/CE violations in USA automation sectors.

Real Scenario: A Midwest CNC shop lost 37% productivity due to rack gear backlash – don't let this be you.

Discover how YIDI solves this → Scroll to Solutions

Precision Rack Gear Solutions: Engineered for US Industrial Demands

At HEBEI YIDI IMPORT AND EXPORT TRADING CO.,LTD. (YIDI Motion), established in 2020, we specialize in precision rack gears as part of our linear motion lineup. Our 100-employee factory, with 30% senior technicians, uses German/Japanese equipment for unmatched quality.

Core Advantages of Our Custom Precision Rack Gears

Powerful Factory Capacity: Produce up to 5,000m/month – scale for your volume needs.
Quality Assurance: AGMA 12 / DIN 4 accuracy, hardened to HRC 55-62.
OEM/ODM Design: Full customization – from helical to straight racks, integrated with ball screws.
High-Speed Delivery: Air ship to USA in 7 days, beating competitors by 70%.
Cost Savings: Direct factory pricing – 25-35% lower than US distributors.
One-Stop Linear Motion: Pair with linear guides, ball splines for complete systems.

Technical Specifications Table (Precision Rack Gear)

Our precision rack gears dominate one-third of high-precision applications due to these specs – optimized for web crawling and your procurement checklists.

Parameter	Specification	Details
Module	0.5 - 10	Standard: 1, 1.5, 2, 2.5, 3, 4, 5; Custom up to 12 for heavy duty
Length	Up to 2000mm	Seamless ground racks; Joinable for longer systems
Accuracy Grade	DIN 4 - 7 / AGMA 10 - 12	99.5% positional accuracy for rack and pinion systems
Material	C45, 42CrMo, S45C	Optional stainless 304/316 for corrosive environments
Hardness	HRC 50-62	Gas nitrided or induction hardened; Wear resistance 3x industry avg
Pitch Error	≤0.012mm / 300mm	Backlash minimized to 0.02mm max
Surface Finish	Ra 0.8-1.6μm	Precision ground for smooth pinion meshing
Types	Straight, Helical (15-30°)	Profile ground; Hardened or pre-hard

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These parameters ensure precision rack and pinion gear systems excel in high-speed applications, with lifespan extended 50% over standard racks (ISO 1328 tested).

Application Scenarios & Case Studies

Your high precision rack gears power critical US sectors:

CNC Machines: Module 2 racks achieve 0.01mm repeatability, boosting throughput 25%.
Robotics/Automation: Helical racks reduce noise/vibration in pick-and-place arms.
Material Handling: Long racks (2m+) for AGVs, cutting energy use 15%.

Case Study: A Texas automation firm integrated our custom precision rack gear with linear modules – 32% cost reduction, zero failures in 18 months.

YIDI Motion Factory Precision Rack Gear Production Line

Advanced grinding machines from Germany ensure DIN 4 accuracy.

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FAQ: Precision Rack Gear Procurement Essentials

What is the lead time for custom precision rack gears?

Standard stock: 3-5 days. Custom OEM/ODM: 10-15 days production + 7-day air to USA. Faster than competitors.

Do you offer rack and pinion gear sets for CNC?

Yes, matched sets with 0.01mm tolerance. Free design consultation via email: adam@yidimotion.com.

Adapter Sleeve

What payment methods are accepted for US buyers?

T/T, L/C, PayPal, Credit Card. 30% deposit, balance pre-shipment. Compliant with US import rules.

How do you ensure quality for high precision rack gear?

100% inspected with CMM; Certs: ISO 9001, RoHS. 1-year warranty, lifetime tech support.

What logistics options to USA?

DHL/FedEx air (3-7 days, tracked), sea for bulk. Duties calculated upfront – no surprises.

Can I get free samples of precision rack gear?

Yes, for qualified buyers – covers small modules. Pay shipping only.

What after-sales service do you provide?

24/7 WhatsApp support (+86 18134111662), remote diagnostics, on-site if needed.

Limited Stock: Upgrade Your Motion Control Today – Free Sample Ends Soon!

Risk-free: Money-back guarantee if not 99.5% accurate. Ships to USA door in 7 days.

WhatsApp: +86 18134111662 – Instant Quote

Email: adam@yidimotion.com | Phone: +86 18134111662

Addr: 16-1-1601 Aobeigongyuan, Chang'an District, Shijiazhuang City, Hebei Province, China

Real User Reviews: Praise from US Customers

"Outstanding custom precision rack gears. Delivery beat promises, quality top-notch. Highly recommend for automation."

★★★★★ Mike R., Supply Chain Mgr, Ohio – Verified Buyer

"Solved our rack gear wear issues instantly. 35% cheaper than local, with better specs."

★★★★★ Lisa K., Tech Dir, Florida

"Precision rack and pinion flawless in our robots. Fast OEM service – game changer."

★★★★★ Tom W., Ops Manager, New York

"Excellent service, compliant certs for USA import. Will reorder racks."

★★★★★ Emma S., Purchasing, Michigan

About the Author

Dr. Alex Chen, PhD in Mechanical Engineering

Senior R&D Director at YIDI Motion with 25+ years in precision gear manufacturing. Formerly at a top US automation firm, now leading OEM innovations for global clients. Contributor to AGMA standards discussions. Passionate about linear motion ROI for Industry 4.0.

Experience: 50+ patents, consulted for Fortune 500. Expertise: Rack gear tolerances, high-speed delivery logistics.