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High-Precision Linear Transmission Components

Since 2007, ZHEJIANG JIANZHUANG TRANSMISSION TECHNOLOGY CO., LTD. has been delivering reliable, high-performance linear motion solutions to industries worldwide — from automation and CNC machinery to photovoltaics and lithium battery production.

About SHAC

Committed to quality, innovation, and customer satisfaction in every component we manufacture.

Quality First, Service First

SHAC enterprises adhere to the principle of "Quality first, The credibility of service first, Quality is the mission entrusted by the market." To ensure the highest standards, we have introduced and independently developed advanced testing equipment including:

  • • Slider Finished Product Testing Line
  • • Screw Lead Tester
  • • Rockwell Hardness Tester
  • • Contourgraph & Projector
  • • Metallographic Microscope

These tools allow us to maintain strict quality control across all production stages, ensuring durability, precision, and performance in every product.

400+
Export Countries
50K+
Monthly Guide Production
200K+
Monthly Slider Production
16+
Years of Experience

Our Product Categories

Engineered for precision, durability, and seamless integration in industrial automation and high-tech manufacturing.

Linear Guideway

High-load capacity, low friction, and long service life. Ideal for CNC machines, automation systems, and precision instruments.

Precision ground rails | Multiple preload options | Corrosion-resistant coating

Linear Module

Integrated linear motion units with motor compatibility. Perfect for pick-and-place, conveyor, and robotic applications.

Compact design | High-speed operation | Easy installation

Ball Screws

High-efficiency power transmission with minimal backlash. Used in CNC lathes, milling machines, and processing centers.

Grinding-grade accuracy | Preloaded nuts | High rigidity

Ball Screw Support

Robust bearing supports for ball screws. Ensures alignment and reduces vibration in high-speed applications.

Angular contact bearings | Rigid housing | Easy mounting

Coupling

Flexible shaft connectors that accommodate misalignment while transmitting torque efficiently.

Zero backlash | High torsional stiffness | Maintenance-free

Linear Shaft

Hardened and ground shafts for smooth linear motion. Compatible with linear bearings and sliders.

High surface finish | Wear-resistant | Precision straightness

Cylinder Linear Guide

Compact guides designed for pneumatic and hydraulic cylinder integration in automation systems.

Integrated design | Space-saving | High load capacity

Linear Bearing

Recirculating ball bearings for smooth, low-friction linear motion on shafts.

Sealed options | Low noise | Long stroke capability

Aluminum Sliding Unit

Lightweight, corrosion-resistant sliding units ideal for cleanroom and light-duty automation.

Anodized aluminum | Low maintenance | Easy mounting

Rod End Bearing

Spherical plain bearings for angular motion in linkages and control systems.

Self-lubricating | High misalignment tolerance | Durable steel housing

Cam Follower Bearing

Roller followers for cam mechanisms and track systems requiring high load capacity.

Heavy-duty rollers | Sealed for life | External stud mount

Double Axis Roller Guide

Dual-axis linear guides offering high rigidity and precision in compact spaces.

Integrated dual rails | High moment load capacity | Minimal deflection

Why Choose SHAC?

Our commitment to excellence, innovation, and global service sets us apart.

Quality Assured

Rigorous testing and inspection ensure every component meets international standards.

High Technology

Advanced R&D and precision manufacturing for cutting-edge linear motion solutions.

Global Reach

Products exported to over 400 countries with responsive multilingual support.

Customer First

Dedicated support, fast response, and customized solutions tailored to your needs.

Applications Across Industries

Our components are trusted in high-demand environments worldwide.

3C Electronics Manufacturing
Lithium Battery Production
Photovoltaic & Solar Energy
CNC Lathes & Milling Machines
Packaging Machinery
Textile & Metallurgical Machinery
Automation & Robotics
Precision Instruments
Electric Discharge Machining

Get in Touch

For inquiries, technical support, or custom solutions, reach out to our team.

+86-15925734339
Factory No.2: No.106, Tongji Street, Lishui City, Zhejiang, China

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