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Hollow Chrome Bar manufacturer & supplier

Through more than 23 years development, now BOS Hydraulic have 3 factories,1 research center and 1 sales center. More than 100 customers from 40 countries and regions have established long-term business relationships with us. Products are certificated by national and international authority.
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Linear Hollow Shafts

Linear hollow shafts are precision-engineered tubular components designed for motion transmission systems. These specialized shafts feature a hollow construction that reduces weight while maintaining torsional rigidity. They provide internal space for wiring, sensors, or other mechanical elements in automated machinery, robotics, and linear guide applications. Their optimized design offers excellent strength-to-weight ratios and simplifies system integration by concealing components within the shaft structure.

Bos Linear Hollow Shafts Series

Advantages of Bos Hollow Chrome Bar

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Leading technical expertise
Exquisite craftsmanship guarantees the long-lasting and stable quality of products
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Strict quality management system
BOS promise to manufacture and deliver strictly according to the drawing specifications
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Complete customization capabilities
BOS provides a full range of customized services
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Technical Support
Professional engineers with more than 20 years of experience always serving you.

Bos hollow chrome strip preferred

With years of experience in manufacturing the Hollow Chrome Bar, we provide customer satisfaction through manufacturing and customization.

At Bos, we care about you and your company. We specialize in customizing, material selection, and manufacturing the Hollow Chrome Bar, and provide excellent service according to your needs.

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Linear Hollow Shafts:
Precision Engineering for Advanced Motion

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Linear Hollow Shafts represent a significant engineering advancement in motion transmission systems, offering distinctive advantages over their solid counterparts. These specialized components feature a tubular design that maintains exceptional structural integrity while providing internal space for various functional applications. As manufacturers with extensive expertise in precision-engineered components, we produce Linear Hollow Shafts that meet rigorous standards for performance, reliability, and innovation. Unlike conventional solid shafts, our Linear Hollow Shafts undergo specialized manufacturing processes and stringent quality controls to ensure optimal performance in applications where weight reduction, space utilization, and multifunctional capabilities are critical considerations.
Linear Hollow Shafts constitute a specialized category of motion transmission components characterized by their tubular construction and precision-engineered geometry. These shafts serve as critical elements in linear motion systems where they provide guidance and power transmission while offering internal channels for various functional requirements. The fundamental distinction of Linear Hollow Shafts lies in their ability to reduce overall system weight while simultaneously creating passageways for hydraulic fluid, electrical wiring, pneumatic lines, or sensor integration. This innovative approach to shaft design represents a sophisticated departure from traditional solid shafts, offering engineers and designers enhanced flexibility in system layout and functionality.
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Varieties of Linear Hollow Shafts

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Standard Linear Hollow Shafts feature a consistent internal diameter throughout their length and represent the most common configuration for general linear motion applications. These shafts provide the fundamental benefits of weight reduction and internal passage capability while maintaining the strength and durability expected from high-quality motion components. The manufacturing process for these standard Linear Hollow Shafts ensures excellent concentricity between internal and external diameters, contributing to balanced operation and extended service life.

Through-Hole Linear Hollow Shafts are characterized by internal passages that extend completely through the shaft, creating continuous channels for hydraulic fluid, electrical wiring, or mechanical linkages. This configuration enables innovative system designs where components can be positioned at both ends of the assembly or where through-shaft fluid transfer is required. The through-hole design represents a sophisticated approach to Linear Hollow Shafts that expands their functionality beyond simple weight reduction.

Hard Chrome Plated Linear Hollow Shafts feature an electroplated chromium layer that provides exceptional corrosion resistance, reduced friction characteristics, and enhanced surface durability. This variant is particularly valuable in applications where the shafts are exposed to corrosive environments, require extended service life without maintenance, or must maintain precise dimensions under abrasive conditions. The combination of hollow construction and advanced surface treatment makes these Linear Hollow Shafts suitable for the most demanding applications.

Precision Ground Linear Hollow Shafts undergo an additional external finishing process that achieves superior surface quality and exact dimensional tolerances. This refinement process ensures optimal performance with bearing systems, reduces friction, and extends component life in precision motion systems. The precision grinding process applied to these Linear Hollow Shafts creates an ideal surface structure for retaining lubricants, further enhancing performance in reciprocating applications.

Noteworthy Performance Advantages

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Significant Weight Reduction: The tubular construction of Linear Hollow Shafts typically provides substantial weight savings compared to solid shafts of equivalent diameter, reducing system inertia and enabling higher acceleration rates in dynamic applications. This weight reduction translates directly to reduced energy consumption, smaller supporting structures, and improved system responsiveness across various operating conditions.

Integrated Functional Passageways: The internal void within Linear Hollow Shafts creates natural conduits for hydraulic fluid transfer, electrical cabling, sensor connections, or mechanical linkages. This integrated approach eliminates the need for external routing in many applications, resulting in cleaner system designs, reduced potential leak points, and enhanced protection for sensitive components.

Optimized Structural Efficiency: The strategic distribution of material in Linear Hollow Shafts creates an optimal balance between bending resistance and weight, resulting in components with superior strength-to-weight ratios. This engineering advantage allows for longer shaft lengths without intermediate support or larger diameter shafts without proportional weight increases, providing designers with enhanced flexibility in system architecture.

Details and Applications of Hollow Chromium Bars

Hollow Chrome Bar
Reduce unsprung mass, improve vehicle handling and comfort.

Hollow Chrome Bar China's Best Manufacturer

Bos Hydraulic, with its leading technical expertise, strict quality management system, continuous R&D investment, and efficient service team, has won widespread recognition and trust in domestic and international markets, becoming an outstanding brand in the Hollow Chrome Bar industry.
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Production Process

Hollow Chrome Bar – The Ultimate FAQ Guide

The Hollow Chrome Bar is a precision-engineered steel tube featuring a hard chrome-plated surface. Its hollow structure provides significant weight reduction while maintaining high strength, excellent wear and corrosion resistance. Ideal for hydraulic cylinders and automation systems, it enables internal media passage or cable routing, ensuring superior performance and design efficiency.
What materials are used?

The base material is typically high-quality carbon steel (e.g., 45#) or alloy steel. The surface is electroplated with a thick, hard chromium layer to achieve its signature properties.

What is the lead time for orders?

Lead times vary based on order quantity and specifications. Standard products have shorter lead times, while custom-engineered solutions require additional time for manufacturing and quality assurance.

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