China Professional Large Worm/Bevel Gear for Gearbox manufacturer

Product Description

Customize Forging Steel Alloy Steel Spiral Bevel Worm Wheel Worm Shaft Gear with CNC Machining

Material Stainless steel, steel, iron, aluminum, gray pig iron, nodular cast iron
malleable cast iron, brass, aluminium alloy
Process Sand casting, die casting, investment casting, precision casting, gravity casting, lost wax casting, ect
Weight Maximum 300 tons
Standard According to customers’ requirements
Surface Roughness Up to Ra1.6 ~ Ra6.3
Heat Treatment Anneal, quenching, normalizing, carburizing, polishing, plating, painting
Test report Dimension, chemical composition, UT, MT, Mechanical Property, according to class rules
Port of loading HangZhou or as customer’s required

1.How can I get the quotation?
Please give us your drawing,quantity,weight and material of the product.
2.If you don’t have the drawing,can you make drawing for me? Yes,we are able to make the drawing of your sample duplicate
the sample.

3.When can I get the sample and your main order time? Sample time: 35-40 days after start to make mold. Order time: 35-40 days,
the accurate time depends on product.

4.What is your payment method? Tooling:100% T/T advanced Order time:50% deposit,50%to be paid before shipment.
5.Which kind of file format you can read? PDF, IGS, DWG, STEP, MAX
 6.What is your surface treatment? Including: powder coating, sand blasting, painting, polishing, acid pickling, anodizing, enamel, zinc plating, hot-dip galvanizing, chrome plating.
7.What is your way of packing? Normally we pack goods according to customers’ requirements.

Application: Electric Cars, Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Customization:
Available

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Customized Request

gear pump

How does a gear pump handle variations in fluid viscosity?

A gear pump is capable of handling variations in fluid viscosity effectively. Here’s a detailed explanation:

1. Positive Displacement Operation:

One of the key features of a gear pump is its positive displacement operation. Regardless of the fluid’s viscosity, the pump delivers a consistent flow rate with each revolution of the gears. The pump traps and displaces a fixed volume of fluid with each rotation, ensuring that the same amount of fluid is moved regardless of changes in viscosity. This positive displacement action allows the gear pump to handle variations in fluid viscosity and maintain accurate and consistent fluid delivery.

2. Viscosity Range:

Gear pumps are designed to handle fluids with a wide range of viscosities. They can effectively handle low-viscosity liquids as well as highly viscous fluids. The pump’s positive displacement mechanism ensures that the fluid is moved at a consistent rate, regardless of its viscosity. This makes gear pumps versatile and suitable for various applications where fluids of different viscosities need to be pumped.

3. Self-Priming Capability:

Gear pumps have a self-priming capability, which means they can draw fluid into the pump without the need for additional priming mechanisms. This self-priming feature allows gear pumps to handle fluids of varying viscosities, including thicker or more viscous fluids that may be difficult to pump with other types of pumps. The gears create a vacuum effect that draws the fluid into the pump, enabling efficient operation even with varying viscosities.

4. Temperature Considerations:

Fluid viscosity can be affected by temperature variations. Gear pumps are designed to handle a wide range of temperatures, allowing them to accommodate changes in fluid viscosity due to temperature fluctuations. It’s important to consider the temperature limits specified by the pump manufacturer to ensure optimal performance and prevent any adverse effects on the pump or the pumped fluid.

5. Material Selection:

The choice of materials used in the construction of gear pumps can also contribute to their ability to handle variations in fluid viscosity. The materials should be selected based on the compatibility with the range of viscosities and potential chemical properties of the fluids being pumped. Proper material selection helps ensure that the pump can effectively handle the fluid without significant variations in flow rate or delivery accuracy.

In summary, gear pumps handle variations in fluid viscosity through their positive displacement operation, designed viscosity range, self-priming capability, consideration of temperature effects, and appropriate material selection. These features make gear pumps versatile and reliable for pumping fluids with different viscosities in various applications.

gear pump

What industries commonly rely on gear pumps for their processes?

Several industries rely on gear pumps for their fluid transfer processes. Here’s a detailed explanation:

1. Oil and Gas Industry:

The oil and gas industry extensively uses gear pumps for various applications. Gear pumps are employed in the upstream sector for transferring crude oil, natural gas liquids, and drilling mud. In the midstream sector, gear pumps are utilized in pipeline operations for boosting pressure and maintaining flow. They are also employed in downstream refining and petrochemical processes for transferring fuels, lubricants, and other petroleum-based products.

2. Chemical Industry:

Gear pumps play a vital role in the chemical industry. They are used for transferring a wide range of chemicals, including corrosive liquids, solvents, acids, and bases. Gear pumps are favored in chemical production processes due to their ability to handle different viscosities and provide accurate metering and dosing capabilities.

3. Food and Beverage Industry:

In the food and beverage industry, gear pumps are widely utilized for various applications. They are used for transferring food products such as oils, syrups, sauces, and chocolate. Gear pumps are also employed in beverage production for handling juices, concentrates, flavorings, and dairy products. The hygienic design options available for gear pumps make them suitable for maintaining product integrity and meeting sanitary standards.

4. Pharmaceutical Industry:

Gear pumps find extensive use in the pharmaceutical industry for transferring liquids, creams, ointments, and other pharmaceutical products. They are employed in dosage and filling processes, as well as in the transfer of active ingredients and excipients. The precision and accuracy of gear pumps make them valuable in pharmaceutical manufacturing, where precise dosing and consistent flow rates are critical.

5. Automotive Industry:

In the automotive industry, gear pumps are utilized in various applications, including engine lubrication systems, transmission systems, and hydraulic systems. Gear pumps ensure the reliable transfer of lubricants, oils, and hydraulic fluids, providing essential lubrication and power transmission functions in vehicles and machinery.

6. Construction and Mining Industry:

Gear pumps are commonly used in the construction and mining industry for hydraulic power applications. They are employed in hydraulic systems for excavators, loaders, cranes, and other heavy machinery. Gear pumps provide the necessary fluid power to operate hydraulic cylinders, motors, and other components in these demanding applications.

7. Marine Industry:

The marine industry relies on gear pumps for various marine applications. They are used in fuel transfer systems, lubrication systems, hydraulic systems, and bilge pumping. Gear pumps are also employed in marine refrigeration and cooling systems, as well as in the transfer of various fluids on ships, boats, and offshore platforms.

8. Agriculture and Irrigation:

Gear pumps find application in the agricultural sector for irrigation systems, fertilization, and pesticide spraying. They are used for transferring water, fertilizers, chemicals, and other fluids required for crop cultivation. Gear pumps provide reliable fluid transfer in agricultural processes, ensuring proper distribution and application of essential substances.

9. Printing and Packaging Industry:

In the printing and packaging industry, gear pumps are utilized for ink transfer and circulation. They provide precise and consistent ink delivery to printing presses, ensuring high-quality printing results. Gear pumps also find application in packaging processes for transferring adhesives, coatings, and other fluids used in packaging materials and labels.

These are just a few examples, and gear pumps are employed in many other industries such as power generation, wastewater treatment, pulp and paper, textiles, and more. The versatility, reliability, and wide range of fluid handling capabilities make gear pumps a preferred choice in numerous industrial processes.

gear pump

How does a gear pump differ from other types of pumps?

A gear pump differs from other types of pumps in several ways. Here’s a detailed explanation of the differences:

1. Operating Principle:

A gear pump operates based on the principle of positive displacement. It uses rotating gears to trap and transfer fluid, delivering a fixed volume of fluid for each revolution of the gears. In contrast, other types of pumps, such as centrifugal pumps, operate based on dynamic principles, using impellers or rotors to impart velocity and convert it into pressure to move the fluid.

2. Flow Characteristics:

Gear pumps provide a relatively constant and uniform flow rate, thanks to their positive displacement nature. The flow rate is directly proportional to the speed of the gears, making it easier to control and measure. In contrast, centrifugal pumps typically exhibit a nonlinear flow rate that varies with the pump’s head (pressure) and system resistance.

3. Pressure Capability:

Gear pumps generally have lower pressure capabilities compared to centrifugal pumps. They are more suitable for applications with moderate pressure requirements. Centrifugal pumps, on the other hand, can handle higher pressures by efficiently converting velocity into pressure using the impeller.

4. Viscosity Range:

Gear pumps are well-suited for a wide range of fluid viscosities, making them versatile for handling both low-viscosity and higher-viscosity fluids. They can handle fluids with viscosities ranging from thin liquids to thicker oils. Centrifugal pumps are generally more effective at moving low-viscosity fluids efficiently.

5. Efficiency:

Gear pumps tend to have higher efficiencies at lower flow rates and higher pressures. They are more efficient in applications where there is a need for precise flow control. Centrifugal pumps, on the other hand, are more efficient at higher flow rates and lower pressures.

6. Size and Compactness:

Gear pumps are relatively compact and have a simple design, consisting of fewer components compared to centrifugal pumps. This makes them suitable for applications with space constraints or where portability is important. Centrifugal pumps tend to be larger and more complex due to the impeller design and the need for additional components like volutes or diffusers.

7. Noise and Vibration:

Gear pumps can generate more noise and vibration compared to centrifugal pumps. The meshing action of the gears can produce sound and mechanical vibrations. Centrifugal pumps, especially those with well-balanced impellers, generally operate with less noise and vibration.

8. Applications:

Due to their positive displacement nature and ability to handle a wide range of viscosities, gear pumps are commonly used in applications such as hydraulic systems, lubrication systems, fuel transfer, chemical processing, and metering applications. Centrifugal pumps find extensive use in applications like water supply, irrigation, HVAC systems, wastewater treatment, and industrial processes.

It’s important to consider these differences when selecting a pump for a specific application, as each pump type has its strengths and limitations. Factors such as desired flow rate, pressure requirements, fluid characteristics, and system design considerations play a significant role in determining the most suitable pump type.

China Professional Large Worm/Bevel Gear for Gearbox manufacturer China Professional Large Worm/Bevel Gear for Gearbox manufacturer
editor by CX 2023-11-13

gear pump

As one of leading gear pump manufacturers, suppliers and exporters of products, We offer gear pump and many other products.

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