QJS-D560 High Torque QJS-D Gear Reducer Steel Plant Lifting Equipment Gear Unit
Product Spotlights
Welcome to Jiangsu Manqi Machinery Co., Ltd. – a professional manufacturer of heavy-duty gear reducers established in 2017. Our QJS-D560 High Torque QJS-D Gear Reducer is specifically engineered for steel plant lifting equipment, where reliability, strength, and precision are non-negotiable. With a 10,000–30,000 square meter factory and a dedicated team of 11–50 skilled employees, we deliver robust gear units that meet the demanding requirements of continuous operation in harsh environments. This gear reducer combines advanced helical bevel gear design with high torque output, ensuring smooth and efficient power transmission for your critical lifting applications.
Product Features & Technical Specifications
- High Torque Capacity: Designed to handle extreme loads in steel mill lifting mechanisms, the QJS-D560 offers exceptional torque density without compromising service life.
- Durable Construction: Housing made from high-strength cast iron, with precision-ground gears and hardened shafts to resist wear and shock loads.
- Efficient Helical Bevel Gearing: Provides smooth, quiet operation with high efficiency (up to 94%–97% depending on ratio), reducing energy consumption.
- Modular Design: Allows for multiple mounting configurations and input options (motor flange, IEC standard, etc.), making integration into existing systems easy.
- Robust Lubrication System: Suitable for continuous heavy-duty operation; oil bath or forced lubrication available upon request.
- Sealing & Protection: High-quality oil seals and optional dust covers protect against contaminants common in steel plants.
Key Parameters (indicative values, customizable as per application)
| Parameter | Value / Range |
| Model | QJS-D560 |
| Gear Type | Helical Bevel |
| Output Torque Range | Up to 500,000 Nm (customizable) |
| Input Speed Range | 500 – 3000 rpm |
| Gear Ratio Options | 5:1 to 500:1 (multiple stages) |
| Mounting | Foot mounted, flange mounted optional |
Benefits for Your Operation
- Reduced Downtime: Heavy-duty components and robust sealing minimize failures, keeping your lifting equipment running.
- Energy Savings: High-efficiency gear design lowers power consumption, contributing to lower operational costs.
- Easy Maintenance: Modular construction allows quick access for inspection and replacement of parts.
- Customization Available: We can adapt the gear reducer to match your specific motor, mounting, and environmental requirements.
Why Choose Jiangsu Manqi Machinery?
Since 2017, we have grown from a small workshop to a 10,000–30,000 sqm facility with a professional team of 11–50 employees. Our annual export value exceeds US$1 million, and we ship mainly to Eastern Europe, Southeast Asia, Africa, and South Asia through the Port of Shanghai. Every QJS-D560 gear reducer undergoes strict quality control, including material testing, gear inspection, and load testing before delivery. We are committed to providing reliable, cost-effective solutions for steel plant lifting equipment. Contact us today for a custom quotation or technical consultation.
Frequently Asked Questions (FAQ)
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Q: What is the expected service life of the QJS-D560 gear reducer?
A: With proper lubrication and maintenance, the gear reducer can operate for over 10 years in continuous heavy-duty steel plant environments. Actual life depends on load, speed, and maintenance schedule. -
Q: Can this gear reducer be used for other lifting applications besides steel plants?
A: Yes, the high torque design is suitable for various heavy lifting equipment such as cranes, hoists, and conveyors in mining, port, and construction industries. -
Q: What is the input shaft diameter and keyway size?
A: These dimensions are customizable based on your motor specifications. Please provide your motor details for a tailor-made solution. -
Q: Do you provide thermal ratings or cooling options?
A: Yes, for high ambient temperature applications, we can equip the gear reducer with forced oil cooling or a cooling fan. Please discuss your requirements. -
Q: What is the lead time for a standard QJS-D560?
A: Typical lead time is 30–45 days for standard configurations. Custom orders may require 45–60 days. We can expedite based on order volume. -
Q: How do I choose the correct gear ratio for my lifting equipment?
A: We recommend providing your motor speed, desired output speed, and torque requirement. Our engineering team will calculate the optimal ratio for your application. -
Q: Do you offer after-sales support or spare parts?
A: Yes, we provide a 12-month warranty and have a stock of common spare parts. Our technical team is available for remote support and field service.
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