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Precision Linear Shafts & Mechanical Components

High-performance linear shafts, ball screws, rollers, and guides engineered for durability, precision, and reliability. Trusted by industries worldwide since 1995.

About Ningbo Anda

Founded in 1995, Ningbo Anda Precise Machinery Co., Ltd. is a leading manufacturer of high-precision mechanical components located in Ningbo, China — a coastal city known for its beautiful scenery and advanced industrial economy. Just 5 kilometers from Ningbo Lishe International Airport, our strategic location supports efficient global logistics.

We specialize in the research, development, production, and sales of linear motion components including linear shafts, ball screws, rollers, linear guides, and bearings. With over 10,000 square meters of workshop space and more than 1,500 square meters of office area, we operate a fully integrated manufacturing facility equipped with advanced CNC and grinding technologies.

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1995
Founded
10,000+
Factory Area (m²)
1500+
Office Area (m²)
Global
Market Reach

Our Products

We offer a comprehensive range of precision-engineered mechanical components designed for high performance, durability, and smooth linear motion across industrial applications.

SUJ2 Linear Shaft

SUJ2 Linear Shaft

High-hardness linear shaft made from SUJ2 bearing steel, ideal for applications requiring wear resistance and dimensional stability.

  • Material: SUJ2 (equivalent to GCr15)
  • Hardness: HRC 60-65
  • Surface Finish: Ra ≤ 0.1 μm
  • Applications: Linear guides, automation equipment
SUS440C Linear Shaft

SUS440C Stainless Steel Shaft

Corrosion-resistant shaft ideal for humid or chemically aggressive environments.

  • Material: SUS440C (1.4125)
  • Hardness: HRC 58-62
  • Features: High wear & corrosion resistance
  • Applications: Food processing, medical devices

S45C Linear Shaft

Medium carbon steel shaft with excellent machinability and strength for general industrial use.

  • Material: S45C (AISI 1045)
  • Hardness: HRC 50-55 (after heat treatment)
  • Surface: Ground & polished
  • Applications: Machinery, conveyors, actuators

Hollow Linear Shaft

Lightweight shaft with internal bore for wiring, cooling, or pneumatic lines.

  • Material: SUJ2 or Stainless Steel
  • Outer Diameter: 6mm to 50mm
  • Bore Options: Customizable
  • Applications: Robotics, automation, medical systems

Ball Screw

High-efficiency transmission component converting rotary to linear motion with minimal friction.

  • Lead Accuracy: C7 to C3 class
  • Diameter Range: 12mm to 80mm
  • Preload Options: Adjustable
  • Applications: CNC machines, industrial robots

Printing Roller

Precision-engineered roller for consistent ink transfer and high-resolution printing.

  • Material: Chrome-plated steel or aluminum
  • Surface Finish: Mirror polish
  • Diameter: Custom sizes available
  • Applications: Offset, flexo, gravure printing

Linear Bearing

Smooth, low-friction linear motion support for shafts and guides.

  • Type: Flanged & non-flanged
  • Material: High-carbon steel or stainless
  • Load Capacity: High radial & axial
  • Applications: Automation, packaging, robotics

Linear Guide

Precision linear motion system with high rigidity and load capacity.

  • Rail Type: Square & round
  • Accuracy Class: High precision (P0-P5)
  • Lubrication: Grease or oil channels
  • Applications: CNC, semiconductor, automation

Why Choose ADLinearShaft?

High Precision

Tight tolerances and superior surface finishes ensure smooth, reliable motion in every application.

Durable Materials

We use premium-grade steels including SUJ2, SUS440C, and S45C for long service life.

In-House Manufacturing

Full control over R&D, production, and quality assurance ensures consistent excellence.

Global Reach

Trusted by clients across Asia, Europe, and North America with fast international shipping.

Latest News

January 31, 2023

Congratulations! All Products Passed RoHS Certification

We are proud to announce that all our products now meet RoHS environmental standards, ensuring safer materials and sustainable manufacturing.

Read More
July 13, 2021

Transmission Shafts: A Complete Guide

Learn about the evolution, types, and applications of transmission shafts in modern industrial systems.

Read More
May 26, 2021

Acrylic Machining: A Complete Guide

Discover best practices for machining acrylic materials with precision tools and techniques.

Read More

Contact Us

For more details about our company and products, please feel free to reach out. We are ready to support your industrial motion needs.

9 Dongbei Road, Dongqiao Industrial Zone, Haishu District, Ningbo City, China
+86-574-88159598 | +86-18968312317 (WhatsApp)

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