Hangzhou Ocean Industry Co., Ltd. is one of the leading manufacturers and suppliers of qxg300 double guide overhead chain with open hanger plate 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 with open hanger plate in China. Welcome to wholesale customized qxg300 double guide overhead chain with open hanger plate at competitive price from our factory. Good service and quality products are available.
Why the QXG300 Double Guide Overhead Chain is the Ultimate Choice for Modern Assembly Lines
In the high-stakes environment of modern industrial manufacturing, the reliability of your conveyor system determines your uptime, safety, and bottom line. Hangzhou Ocean Industry, a premier manufacturer with a legacy of excellence since 2005, presents theQXG300 Double Guide Overhead Chain with Open Hanger Plate-a precision-engineered solution designed to meet the rigorous standards of European and global markets.
In the world of industrial automation, the difference between a high-efficiency production line and a maintenance nightmare often hinges on a single component: the conveyor chain. For engineers managing painting lines, powder coating ovens, or heavy-duty assembly plants, stability isn't just a preference-it's a requirement.
Structural Engineering: The Physics of Friction Reduction
The "Double Guide" design is not merely an incremental upgrade; it is a fundamental shift in how overhead loads are managed. Conventional overhead chains often struggle with lateral oscillation and increased friction during horizontal and vertical turns.
The QXG300's dual-guide mechanism utilizes two sets of precision-aligned rollers that track within the conveyor rail. This configuration provides:
Enhanced Lateral Stability: By bracing against both sides of the track, the double guide eliminates "crabbing" and vibration.
Reduced Cornering Friction: The rollers ensure that the chain remains perfectly centered during curves, significantly lowering the torque required from the drive unit and extending the lifespan of both the chain and the track.
Smooth Load Transition: The open hanger plate is strategically integrated to allow for rapid attachment and detachment of workpieces, minimizing downtime in high-velocity production environments.
Material Excellence and Durability
At Hangzhou Ocean Industry, we understand that a chain is only as strong as its weakest link. Our QXG300 chains are manufactured using high-grade Alloy Steel (20CrMnTi or 40Cr), selected for its superior fatigue resistance.
Advanced Heat Treatment: Every component undergoes a multi-stage heat treatment process, including carburizing and quenching, to achieve a surface hardness of HRC 58-62 while maintaining a ductile core. This prevents brittle fractures under shock loads.
Temperature & Corrosion Resistance: Designed to operate in environments ranging from -20°C to +250°C, the QXG300 is ideal for high-heat curing ovens. Optional galvanization or black-oxide coating is available to provide a robust barrier against chemical humidity and oxidation in pretreatment stages.
Technical Specifications
To assist your engineering team in system integration, the following parameters define the performance envelope of our standard QXG300 model:
| Parameter | Specification | Note |
|---|---|---|
| Product Model | QXG-300 | Double Guide Series |
| Pitch (PP) | 300 mm | Industry Standard Accuracy |
| Ultimate Breaking Load | ≥≥ 55.0 KN | High-Strength Alloy Steel |
| Chain Weight | 4.85 kg/m | Balanced for Load Efficiency |
| Guide Wheel Type | Precision Ball Bearing | Hardened Steel Surface |
| Hanger Plate Style | Open Type | Rapid-Hook Compatibility |
| Hanger Plate Opening Size | 18 mm - 22 mm | Customizable upon request |
| Max Working Temp | 250 °C | Suitable for Powder Coating |
| Material | 20CrMnTi / 40Cr | ISO 9001 Certified Sourcing |
Typical Application Scenarios
The versatility of the QXG300 makes it the backbone of several key industries:
Automotive Painting Lines: The stability of the double guide prevents swaying, ensuring a flawless, uniform finish during electrostatic painting and high-temperature baking cycles.
Furniture & Woodwork Drying: Capable of handling heavy, bulky furniture pieces through long drying tunnels without the risk of chain fatigue or lubricant contamination.
Home Appliance Assembly: Provides the precision required for the automated assembly of refrigerators, washing machines, and air conditioners, where consistent spacing and timing are critical.
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 Hangzhou Ocean Industry manufacture non-standard chains based on our specific drawings?
A:Absolutely. With over 20 years of expertise in transmission components, customization is our core strength. Whether you require specific modifications to the open hanger plate, unique pitch adjustments, or specialized material coatings, we can produce high-precision chains based on your technical drawings or physical samples. Our engineering team will review your specifications to ensure full compatibility with your existing conveyor systems.
Q3.How does the QXG300 chain perform in high-temperature environments, such as powder coating or curing ovens?
A: The QXG300 is specifically engineered for reliability in demanding industrial environments. For spray-drying and baking lines, we utilize high-grade carbon steel with heat-treatment processes that ensure structural integrity at elevated temperatures. For extreme heat applications, we can provide chains with specialized high-temperature lubricants and clearances to prevent seizing, ensuring smooth motion even in continuous heating cycles.
Q4: Can you customize the chain?
A:To ensure peak performance, we recommend regular inspection of the double guides and a consistent lubrication schedule. For the QXG300, a high-quality industrial lubricant should be applied to the roller pins and link plates to reduce friction and wear. Depending on your environment (e.g., dusty or humid), we can advise on specific dry-film or automatic lubrication systems. Proper tensioning and periodic cleaning of the guide rails will also significantly extend the chain's lifespan.
Q5. What are the recommended maintenance and lubrication procedures to maximize the chain's service life?
A: Yes. All three bracket types and spring clips are stocked as independent spare parts, available in pack quantities of 50/100/500 pieces. We recommend maintaining 10% spare clip inventory relative to total hanger count on your loop-clips experience the highest per-unit replacement rate among all chain components.
Q6: What is the typical lead time for a bulk order of QXG300 chains?
A:For standard specifications, our typical production lead time is 15–25 days, depending on the order volume. For highly customized non-standard orders involving new tooling, the lead time may extend to 30–40 days. As a long-term exporter to Europe since 2005, we have optimized our logistics and production workflows to ensure timely delivery via major shipping ports like Ningbo or Shanghai.
Q7:Does Hangzhou Ocean Industry provide installation guidance or technical support for new conveyor projects?
A:Yes. We provide comprehensive technical documentation, including assembly diagrams and installation manuals, for every shipment. While we do not provide on-site installation labor, our technical team is available for remote consultations to help your engineers optimize the chain layout and integration. We aim to ensure that your QXG300 system is commissioned efficiently and operates at maximum capacity from day one.
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