Hangzhou Ocean Industry Co., Ltd. is one of the leading manufacturers and suppliers of qxg300 double guide overhead chain in China. Welcome to wholesale bulk durable industrial chains and power transmission parts made in China here from our factory. All customized products are with high quality and competitive price.
Hangzhou Ocean Industry Co., Ltd. is one of the most experienced manufacturers and suppliers of qxg300 double guide overhead chain in China. Welcome to wholesale customized qxg300 double guide overhead chain at competitive price from our factory. Good service and quality products are available.
High-Performance QXG300 Double Guide Overhead Chain for Precision Industrial Conveying
As a leading transmission parts expert since 2005, Hangzhou Ocean Industry introduces the QXG300 Double Guide Overhead Chain, a specialized solution engineered to redefine stability in complex industrial environments. Traditional single-guide chains often struggle with lateral oscillations and structural vibrations, especially when traversing vertical curves or high-speed sections in automated coating lines. Our QXG300 series addresses these critical pain points through its innovative "double guide" architecture.
Master complex trajectories with QXG300 Double Guide Overhead Chain. Engineered for centrifugal force absorption and operational precision, this system ensures zero-vibration transit and structural integrity for heavy-duty industrial lines.Instead of relying on a single point of contact, this system utilizes a sophisticated Bilateral Reinforcement architecture. By providing dual-axis support, the QXG300 creates a robust Anti-sway Mechanism that maintains absolute Equilibrium even under heavy lateral stress.
Product Features
Enhanced Double-Directional Guidance: Dual guide wheels eliminate lateral swaying and vertical vibration for maximum stability.
Superior Load Capacity: Engineered with high-strength alloy steel to support heavy-duty industrial workpieces without deformation.
Ultra-Smooth Articulation: Precision-machined links allow for seamless transitions through horizontal and vertical curves.
Extended Service Life: Heat-treated components and low-friction bearings ensure long-term durability in high-cycle environments.
Europe-Proven Quality: Manufactured by Hangzhou Ocean Industry following strict ISO 9001 standards for the international market.
Technical Specifications
| Specification Item | Details |
|---|---|
| Product Model | QXG300 Double Guide |
| Chain Pitch | 300 mm |
| Wheel Type | Double Guide / Auxiliary Rollers |
| Material | High-Grade Alloy Steel / Heat-Treated |
| Breaking Load | ≥ 55 kN (Customizable) |
| Max Working Temp | Up to 250°C (High-temp grease compatible) |
| Finish | Zinc Plated / Black Oxide / Natural |
Core Technical Advantages
Bilateral Reinforcement Architecture: Unlike single-guide variants, the double-guide design features symmetrical support plates that lock the chain into a fixed vertical axis, preventing tilting during heavy loading.
Centrifugal Force Absorption: Optimized for high-speed cornering, the dual-track interface dissipates lateral kinetic energy, ensuring the hanger remains centered through every curve.
Anti-sway Mechanism: The integrated guide rollers are positioned to neutralize pendulum effects, which is essential for precision-sensitive applications like automated spray painting or electronic assembly.
Enhanced Structural Integrity: Constructed from premium-grade forged steel with specialized heat treatment, the assembly maintains its Operational Precision under continuous 24/7 duty cycles.
Application Scenarios
Automotive Precision Coating: Ensures zero-sway movement during electrostatic painting, preventing uneven film thickness caused by vibration.
High-Load Furniture Assembly: Handles bulky, unbalanced payloads by utilizing bilateral support to prevent track deformation.
Heavy Component Heat Treatment: Maintains structural integrity in high-temperature zones where thermal expansion requires precise guidance.
Complex Logistics Sorting: Ideal for multi-level sorting systems with frequent elevation changes and sharp directional shifts.
Working Principle
The QXG300 Working Principle centers on its multi-axis guidance system. Unlike standard chains, the double-guide design features secondary rollers that engage with the internal flanges of the overhead track. This creates a "locking" effect that prevents the chain from tilting or oscillating when carrying unbalanced loads. As the drive unit powers the chain, the dual guide wheels absorb centrifugal forces on curves, maintaining a constant center line and ensuring the pitch remains precise, which reduces mechanical drag and energy consumption.
Why Partner with Hangzhou Ocean Industry?
Since 2005, Hangzhou Ocean Industry has been a trusted exporter to the European market, adhering strictly to ISO 9001:2015 quality management systems. Our core competitive advantage lies in our Bespoke Customization Capability. Whether you require specific hanger plate dimensions, unique material coatings for chemical resistance, or specialized pitch adjustments, our in-house engineering team can manufacture according to your technical drawings or physical samples.
We don't just sell chains; we provide the movement that drives your industry forward.
FAQ
Q1: Are you trading company or manufacturer ?
A:Hangzhou Ocean Industry is a factory-direct manufacturer with our own forging workshop, heat-treatment facility, and assembly lines located in Hangzhou, China since 2005.
Q2:Can the QXG300 chain be customized for specific track dimensions?
A: Yes, Hangzhou Ocean Industry provides full customization for pitch, wheel diameter, and attachment types to fit your existing conveyor infrastructure.
Q3.What is the typical lead time for international orders?
A: Standard orders usually ship within 25-35 days. We also maintain a stock of standard QXG300 components for urgent replacements.
Q4: Is this chain suitable for high-temperature drying ovens?
A: Absolutely. Our QXG300 chains can be equipped with high-temperature bearings and specialized lubricants designed to operate continuously at up to 250°C.
Q5. Is the chain suitable for high-temperature environments, such as curing ovens?
A: Yes. When specified with high-temperature grease and specialized heat-treated rollers, the QXG300 can reliably operate in powder coating ovens and heat treatment zones. Please consult our technical team for the specific lubricant grade required for your operating temperature.
Q6: Why should we trust Hangzhou Ocean Industry for our conveyor needs?
A: With deep industry roots dating back to 2005, Hangzhou Ocean Industry has accumulated over two decades of expertise in chain manufacturing. Our products are exported globally, backed by rigorous ISO-certified quality control and a commitment to engineering excellence.
Achieve Unmatched Operational Precision.
Contact Hangzhou Ocean Industry today for a technical consultation on our QXG300 Double Guide solutions. Let our engineers design a system that guarantees Equilibrium for your most demanding trajectories.

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