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Help CenterZD40 Ball Mill Gearbox for Cement Clinker Grinding 55kW Input Power
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Jiangsu Manqi Machinery Co., Ltd. is proud to present our ZD40 Ball Mill Gearbox, engineered specifically for cement clinker grinding applications with an input power of 55kW. As a dedicated manufacturer based in Suzhou, Jiangsu, China, we understand the demanding conditions of cement production. This gearbox combines robust construction, high-efficiency gearing, and reliable performance to ensure your ball mill operates smoothly and continuously. With years of experience serving markets in Eastern Europe, Southeast Asia, Africa, and South Asia, our ZD40 gearbox is designed to reduce downtime and maintenance costs while maximizing grinding output.
The ZD40 gearbox is built with precision helical gears made from high-strength alloy steel, ensuring excellent load capacity and long service life. It is equipped with heavy-duty bearings and a sealed housing to withstand dust, high temperatures, and shock loads typical in cement plants. The gearbox is available in multiple reduction ratios to match your specific mill speed requirements, and both horizontal and vertical mounting configurations can be accommodated.
Key Features & Technical Specifications
- Input Power: 55 kW (73.5 HP) – ideal for medium to large cement grinding mills.
- Gear Type: Helical gears case-hardened and ground for quiet operation and high torque transmission.
- Housing: Cast iron or fabricated steel, stress-relieved and machined for precise alignment.
- Sealing: Double lip seals or labyrinth seals to prevent oil leakage and contamination.
- Lubrication System: Splash lubrication standard; forced circulation lubrication optional for heavy loads.
- Bearings: Premium roller bearings from reputable brands (SKF, FAG or equivalent upon request).
- Cooling: Optional fan cooling or water cooling for high-temperature environments.
- Mounting: Horizontal base plate or vertical flange mounting available.
- Output Speed: Customized to match your ball mill rotational speed (e.g., 17–25 rpm typical).
| Parameter | Value |
|---|---|
| Rated Input Power | 55 kW |
| Max. Input Speed | 1500 rpm |
| Gear Hardness | HRC 58–62 (case-hardened) |
| Efficiency | ≥ 95% |
| Noise Level | |
| Operating Temperature | -10°C to +60°C (wider range available) |
Advantages for Your Cement Plant
- Increased Mill Uptime: Robust construction reduces unexpected failures; only routine maintenance needed.
- Energy Saving: High-efficiency gearing (≥95%) minimizes power loss, lowering your electricity bill.
- Reliable in Harsh Conditions: Sealed housing and heavy-duty bearings protect against cement dust and high temperatures.
- Customizable: Reduction ratio, mounting orientation, and auxiliary cooling can be tailored to your mill design.
- Easy Installation: Precisely machined mounting surfaces and keyed shafts simplify alignment and coupling.
- Global Compatibility: Designed to meet international standards; interchangeable with many common gearbox brands.
Manufacturing Excellence & Trust
At Jiangsu Manqi Machinery Co., Ltd., we operate a factory spanning 10,000–30,000 square meters with a dedicated team of 11–50 skilled employees. Since our establishment in 2017, we have focused on producing reliable gearboxes for the cement and mining industries. Our annual export value reaches up to US$1 million, and we regularly ship our products from the Port of Shanghai to clients across Eastern Europe, Southeast Asia, Africa, and South Asia.
Each ZD40 gearbox undergoes rigorous quality checks — from material analysis to final load testing — ensuring it meets your exact performance requirements. We offer a comprehensive warranty and responsive after-sales support. Whether you need a single unit or multiple gearboxes for a plant expansion, our team provides technical guidance for selection and installation.
We invite you to experience the quality and durability of Manqi Machinery gearboxes. Contact us today for a competitive quote, detailed drawing, or to discuss custom options for your cement clinker grinding application.
Frequently Asked Questions
- What types of ball mill can the ZD40 gearbox be used with? It is suitable for cement clinker grinding ball mills with a required input power of 55kW. The output speed can be customized to match mill diameters ranging from around 2 to 4 meters.
- Can the gearbox be mounted vertically? Yes, both horizontal and vertical mounting configurations are available. Please specify your requirement when ordering so we can provide the correct oil seals and lubrication setup.
- What is the typical lubrication method? Standard is splash lubrication using mineral or synthetic gear oil. For high-load or extreme temperature conditions, a forced circulation lubrication system is optional.
- Does the gearbox come with a coupling or motor? The gearbox is supplied with an input shaft and output shaft (with keyways). Motor and coupling are not included but we can recommend compatible components upon request.
- What is the lead time for the ZD40 gearbox? For standard configurations, lead time is typically 30–45 days after order confirmation. Custom versions may require 45–60 days.
- Is there a warranty? Yes, we offer a standard 12-month warranty against manufacturing defects. Extended warranty options are available upon request.
- Can I get a technical drawing before purchasing? Certainly. We can provide a 2D outline drawing and dimensional specifications after a brief discussion of your mounting and connection requirements.
- How do I place an order from Africa or Southeast Asia? You can contact us via email or our B2B platform. We ship FOB from the Port of Shanghai and accept T/T or L/C payment terms.
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