High Torque Bevel Cylindrical DBY280 Ball Mill Reducer Hardened Tooth Industrial Gearbox
Product Spotlights
Welcome to Jiangsu Manqi Machinery Co., Ltd. Since our establishment in 2017, we have been dedicated to manufacturing high-quality industrial gearboxes for global clients. Our High Torque Bevel Cylindrical DBY280 Ball Mill Reducer is engineered to deliver exceptional performance in demanding mineral processing and grinding applications. With hardened tooth surfaces and a robust bevel-cylindrical gear design, this gearbox ensures reliable power transmission, low noise, and extended service life. Whether you are upgrading an existing ball mill or designing a new plant, the DBY280 reducer offers the torque and durability your operation requires.
Key Features & Technical Specifications
- High Torque Capacity: Designed for heavy-duty ball mill drives, capable of handling peak loads without failure.
- Hardened Tooth Gears: Case-hardened alloy steel (20CrMnTi) with carburizing and quenching to HRC 55-62, ensuring wear resistance and long life.
- Bevel-Cylindrical Gear Configuration: Combines the benefits of spiral bevel gears for right-angle drive and helical gears for high efficiency and smooth operation.
- Compact & Robust Structure: The DBY280 housing is made from high-strength cast iron, with reinforced ribs to withstand vibrations and shock loads in ball mill environments.
- Precision Machining: All gears are ground to DIN 6-7 quality grade, achieving low noise (<75 dB) and minimal vibration.
- Flexible Input/Output Options: Available with various motor flanges (IEC/NEMA) and shaft configurations (solid or hollow).
- Reliable Sealing System: Dual oil seals and labyrinth seals prevent leakage and contamination even in dusty conditions.
| Parameter | Value / Range |
|---|---|
| Rated Output Torque | Up to 250,000 Nm (customizable) |
| Gearbox Ratio | 16:1 – 560:1 (multiple stages) |
| Input Speed (max) | 1500 rpm |
| Efficiency | ≥94% per stage |
| Lubrication Type | Oil bath / forced circulation (optional) |
| Weight (approx.) | 2,800 – 4,500 kg (depending on ratio) |
| Operating Temperature | -10°C to 60°C |
Benefits to Your Operation
- Reduced Downtime: Hardened gears and rugged construction minimize maintenance interruptions – proven in continuous 24/7 operations.
- Energy Savings: High efficiency (≥94% per stage) lowers power consumption, leading to lower operational costs over the lifetime.
- Smooth & Quiet Performance: Ground gears and precision assembly keep noise levels low, improving working conditions for your team.
- Easy Installation & Retrofit: Standard mounting dimensions (as per industry norms) allow simple replacement of existing reducers on ball mills.
- Global Compatibility: Input/output flanges adaptable to major motor brands; hollow shaft option fits directly on mill pinion shafts.
Why Trust Jiangsu Manqi Machinery?
Located in Suzhou, Jiangsu, China, our factory spans 10,000–30,000 square meters and is equipped with advanced CNC gear hobbing machines, heat treatment lines, and inspection facilities. With a team of 11–50 skilled professionals, we have exported our gearboxes to Eastern Europe, Southeast Asia, Africa, and South Asia since 2017. Our annual export value is steadily growing, reflecting the trust of international clients. Every DBY280 reducer undergoes a rigorous 4-hour load test before shipment, ensuring flawless operation upon arrival. We offer responsive after-sales support and customized solutions (e.g., special ratios, anti-corrosion coatings) upon request.
Frequently Asked Questions (FAQ)
-
Q: Can the DBY280 be used for applications other than ball mills?
A: Yes, although designed for ball mills, it is suitable for other heavy-duty drives such as rotary kilns, crushers, and conveyor systems. Please consult our technical team for specific torque and speed verification. -
Q: What is the typical lead time for the DBY280 reducer?
A: Standard lead time is 8–12 weeks from order confirmation. Custom orders may require 12–16 weeks depending on ratio and options. -
Q: Do you provide installation and commissioning guidance?
A: Yes, we offer detailed installation manuals, and remote technical support is available. On-site commissioning can be arranged at extra cost. -
Q: Is the gearbox suitable for outdoor use in tropical climates?
A: The standard model is painted with anti-corrosion paint and fitted with IP55 protection. For high-humidity or dusty environments, we recommend additional sealing and a forced lubrication system. -
Q: What is the warranty period?
A: We offer a 12-month warranty from the date of shipment, covering defects in materials and workmanship. Extended warranty is available upon request. -
Q: Can the ratio be customized to match my existing motor speed?
A: Absolutely. The DBY280 family supports a wide range of ratios. Provide your required output speed and motor power, and we will propose a suitable gearbox configuration. -
Q: Are spare parts readily available?
A: Yes, we maintain a stock of common spare parts (seals, bearings, gaskets). For custom parts such as gear sets, the lead time is 4–6 weeks.
Contact us today to discuss your ball mill gearbox requirements. Our team is ready to provide a quotation, technical drawing, or sample for testing.
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