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Help CenterJDX Ball Mill Gearbox MBY400, 550kW, 4.5-6.3 Ratio, Parallel Shaft, Hardened Gears
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Jiangsu Manqi Machinery Co., Ltd. takes pride in presenting the MBY400 NGC Ball Mill Gearbox, a robust parallel shaft drive solution engineered for heavy-duty ball mill applications. With a power rating of 550 kW and a speed ratio range of 4.5 to 6.3, this gearbox delivers reliable torque transmission and long service life. Manufactured in our 10,000–30,000 m² facility in Suzhou since 2017, each unit undergoes strict quality control to ensure consistent performance in demanding environments.
Key Features & Specifications
Parallel shaft design – compact and efficient for direct coupling to ball mill pinions.
Case-hardened and ground gears – high surface durability, low noise, and improved load capacity.
Heavy-duty bearings – selected for high radial/axial loads and extended maintenance intervals.
Integrated lubrication system – splash lubrication standard; forced lubrication optional for severe conditions.
Rugged housing – available in cast iron or welded steel, customizable for specific mounting needs.
| Parameter | Value |
| Model | MBY400 |
| Rated Power | 550 kW |
| Speed Ratio Range | 4.5 – 6.3 |
| Input Speed (max) | 1500 rpm |
| Output Torque (approx.) | Up to 100,000 Nm (depends on ratio) |
| Gear Hardness | HRC 58-62 |
| Lubrication Type | Splash / Forced (optional) |
| Weight (approx.) | 4,500 kg (reference) |
Benefits for Customer
Reduced downtime – hardened gears and robust bearings withstand continuous operation.
Energy efficiency – optimized gear geometry minimizes power loss.
Easy integration – parallel shaft allows direct connection to standard mill pinions.
Flexible customization – housing, shaft extensions, and accessories can be tailored.
Our company Jiangsu Manqi Machinery Co., Ltd. has been serving customers in Eastern Europe, Southeast Asia, Africa, and South Asia since 2017. With a team of 11–50 experienced engineers and workers, we maintain strict quality standards and offer competitive lead times. All gearboxes are shipped from Port of Shanghai with proper packaging. We welcome OEM/ODM inquiries and provide technical support throughout the project.
Choose the MBY400 NGC Ball Mill Gearbox for reliable, long-lasting performance in your mineral processing or cement grinding lines. Contact us today for a quote or to discuss your specific requirements.
Frequently Asked Questions (FAQ)
Q: What is the maximum input speed for this gearbox?
A: The recommended maximum input speed is 1500 rpm. For higher speeds, please consult our engineering team.Q: Can this gearbox be used for other applications besides ball mills?
A: Yes, the parallel shaft design with hardened gears is suitable for various heavy-duty drives, such as conveyors, crushers, and kilns, provided power and torque requirements are met.Q: What lubrication oil should I use?
A: We recommend ISO VG 320 or 460 mineral gear oil with EP additives. For forced lubrication systems, a suitable pump and filter unit can be supplied.Q: Is a cooling system required?
A: For standard operating conditions, splash lubrication is sufficient. In high ambient temperature or continuous heavy load, an optional oil cooler can be integrated.Q: What is the warranty period?
A: We offer a 12-month warranty from the date of shipment, covering manufacturing defects. Extended warranty is available upon request.Q: Can the ratio be customized outside the 4.5-6.3 range?
A: Yes, we can design custom ratios by modifying gear sets. Please provide your required output speed for a tailored solution.Q: How long is the delivery time?
A: Typical lead time is 45–60 days after order confirmation, depending on quantity and customization. Urgent orders can be discussed.Q: Do you provide installation supervision or on-site service?
A: We can arrange technical support via video call or dispatch engineers for commissioning. Please contact our sales team for details.
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