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Help CenterHigh Efficiency DBY450 Bevel Cylindrical Gear Reducer Large Capacity Ore Mill Gear Unit
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Jiangsu Manqi Machinery Co., Ltd. proudly presents the High Efficiency DBY450 Bevel Cylindrical Gear Reducer – a robust large-capacity ore mill gear unit engineered for the most demanding mining and cement applications. As a manufacturer established in 2017 with a modern factory spanning 10,000–30,000 square meters, we combine years of industry expertise with precision manufacturing to deliver reliable and long-lasting power transmission solutions. Our DBY450 gear reducer is designed to enhance productivity and reduce downtime in heavy-duty grinding mills.
This gear unit features a unique combination of bevel and cylindrical gearing, ensuring smooth power transfer and high torque output while maintaining exceptional efficiency. Whether you are processing ores, minerals, or other bulk materials, the DBY450 delivers the performance you need for continuous operation.
Key Features & Technical Specifications
- High Efficiency: Up to 94% or higher, reducing energy consumption and operational costs.
- Heavy-Duty Design: Built with high-strength alloy steel gears and a rigid cast iron housing to withstand extreme loads.
- Large Capacity: Output torque capability up to 500,000 Nm (customizable to your specific requirements).
- Precision Gears: Case-hardened and ground gears ensure low noise, low vibration, and long service life.
- Versatile Mounting: Available in horizontal or vertical configurations, with optional flange or foot mounting.
- Sealed for Harsh Environments: High-quality oil seals and breathers prevent dust and moisture ingress.
- Easy Maintenance: Modular design allows quick access to internal components for inspection and servicing.
- Customizable Options: Input/output shaft orientations, backstop, cooling fans, and more.
| Parameter | Value |
| Rated Input Power | 200 – 600 kW (depending on ratio) |
| Input Speed (max) | 1500 rpm |
| Reduction Ratios | 5:1 to 100:1 (multi-stage) |
| Output Torque (max) | 500,000 Nm |
| Efficiency | ≥ 94% |
| Gear Hardness | 58–62 HRC |
| Lubrication Method | Splash / Forced circulation (optional) |
| Noise Level | < 85 dB (A) |
Why Choose the DBY450 for Your Ore Mill?
In mining operations, continuous uptime is critical. The DBY450 gear reducer is engineered to deliver reliable performance even under heavy shock loads and high ambient temperatures. Its optimized gear tooth profile minimizes heat generation, and the advanced sealing system protects against dust and slurry contamination, making it ideal for ore mill applications.
- Benefit to customers: Reduced energy bills thanks to high efficiency; decreased maintenance costs due to robust construction; improved mill availability and throughput.
- Customization: We can tailor the input/output shaft dimensions, mounting base, and torque rating to match your existing equipment.
- Global compatibility: Designed to IEC/NEMA standards, with interchangeable parts for ease of replacement.
Trusted Manufacturer – Jiangsu Manqi Machinery Co., Ltd.
Since 2017, Jiangsu Manqi Machinery has been serving clients in Eastern Europe, Southeast Asia, Africa, and South Asia. Our factory of 10,000–30,000 sqm is equipped with advanced gear cutting, heat treatment, and quality inspection facilities. Each DBY450 gear reducer undergoes rigorous testing – including no-load run, load run, vibration and noise checks – before shipment. We maintain strict quality control from raw material procurement to final assembly.
With an annual export value below US$1 million, we are a focused manufacturer dedicated to delivering cost-effective yet high-quality power transmission solutions. Our team of 11–50 experienced professionals ensures every order is handled with care. We ship from the Port of Shanghai, offering reliable logistics to worldwide destinations.
Backed by our commitment to customer satisfaction, we provide comprehensive after-sales support: technical documentation, installation guidance, and spare parts availability. Choose the DBY450 gear reducer for superior performance and peace of mind.
Frequently Asked Questions
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Q: What is the typical lead time for the DBY450 gear reducer?
A: Standard models can be delivered within 30–45 days. Custom orders may require 50–60 days, depending on specifications. -
Q: Can the gear reducer be used with a motor speed other than 1500 rpm?
A: Yes, our design can accommodate input speeds from 750 to 1800 rpm. Please provide your motor details for optimization. -
Q: Is cooling required for continuous operation at high torque?
A: For heavy loads and high ambient temperatures, we recommend forced lubrication with an optional cooling fan or oil cooler. -
Q: Do you offer spare parts packages?
A: Yes, we provide a recommended spare parts set including seals, bearings, and gaskets for routine maintenance. -
Q: What mounting options are available?
A: Horizontal foot-mounted, vertical flange-mounted, and shaft-mounted versions are available. We also offer custom adaptors. -
Q: What warranty do you provide?
A: We offer a 12-month warranty from shipment date against manufacturing defects. Extended warranty is available upon request. -
Q: Can the gear reducer handle reverse rotation?
A: Yes, the DBY450 supports bidirectional rotation. For backstop applications, a separate backstop device can be added. -
Q: How do I determine the correct ratio for my ore mill?
A: Our technical team can calculate the optimal ratio based on your mill speed, motor power, and required output torque. Please contact us with your parameters.
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