-HangZhou Choho Industrial Co., Ltd. is a leading company in the domestic chain transmission industry. the first batch of natioal recognized enterprise technology center,national technology innovation demonstration enterprise, and the first A-share listed company in China’s chain drive industry. The stock code is 003033.
-Relying on industry-leading R&D technology, product quality and service, CHOHO has achieved plenty of high-quality customers. We supply vehicle chain system products for CZPT vehicle manufacturers such as Honda, Yamaha, Suzuki, DaHangZhouang, CF MOTOR, HangZhou Motorcycles, Knorr-Bremse etc.; Supply agricultural chain system products for CZPT agricultural machinery manufacturers at home and abroad, such as German CLASS and LOVOL; Supply industrial equipment chain system products for CZPT enterprises such as ZheJiang HangZhouan, HangZhou Logistics, HangZhou Kejie and Sinsong Robotics. The trademark has been registered in many countries, and the products are exported to a great number of countries and regions in Europe, America, Southeast Asia, South America, Africa etc., serving more than 3,000 after-sales customers.
Production Capacity Equipment
-By 2571,CHOHO has more than 2,700 sets of main production equipment and more than 600 sets of high-precision equipment,With the domestic advanced product laboratory and chain production assembly line, CHOHO has strong research and development and testing capabilities for high-end chain products.
1. Any inquiry you make will be answered professionally within 6~8 hours.
2. Attaches great importance to product quality and approved by many global quality system certification,such as France, Norway, Germany.
3. Focused on Chain since 1999, have rich experience in Production.
4. High-quality workers,First-class advanced equipment,good quality control,advanced technology.
5. Be Good at Custom-Made Products, provide customized services for customers.
6. Participated in the drafting of 24 national and industrial standards such as chains.As of 2571-Mar, CHOHO has 180 authorized patents.
7. With the responsibility of “Providing high quality chain system with the same service life for the global locomotive industry”, have established a strong R&D team.
HangZhou CHOHO possesses advanced manufacture equipments such as high precision machining center, hold-in program control broacher, Japan CNC lathe, South Korea CNC lathe, ZheJiang CNC hobbing machine, ZheJiang CNC gear shaping machine, unique spray cooling technology double station high frequency quenching furnace,honing machine tool, laser marking machine to develop large scale, high quality , professional and stable process. inspection instruments such as metallographic test machine, chemical analysis machine, fatigue test machine, projection and wearing test machine to make sure each sprocket we sold have reliable quality.
-CHOHO attaches great importance to product quality and approved by many global quality system certification, such as France, Norway, and Germany. Through the establishment of a sophisticated production management process and quality control system, the entire product process control is achieved. With the introduction of advanced production, processing, and testing equipment, CHOHO has internationally leading full-process quality control capabilities to provide customers with high-quality products.
Choho Provide Chain System Solutions for The Global Top 500 and The Enterprises in Various Fields Top 10!
Broad Customer Channels Market Continues to Develop!
CHOHO has been invited to participate in domestic & international agricultural machinery exhibitions, such as Hannover Messe, Bologna Fair, Canton Fair ,VIV ASIA and so on!
Packaging & Shipping
|Chain+Plastic Bag+Neutral Box+Wooden case+Big Carton+Steel Pallets or Customization
We are very close to the port of HangZhou, which saves a lot of logistics costs and transportation time!
We have our own logistics company and transportation department. If you need me to deliver goods to your warehouse or other ports in China, such as ZheJiang Port and ZheJiang Port, we can also do it!
1. Are you manufacturer or trade Company?
We are a factory focused on producing and exporting Chain over 23 years,have a professional international trade team.
2. What terms of payment you usually use?
T/T 30% deposit and 70% against document, L/C at sight
3. What is your lead time for your goods?
Normally 30~45 days.Stock can be shipped immediately.
4. Do you attend any Show?
We attend Hannover show in Germany, EIMA in Italy, CZPT in France, CIAME in China and many other Agricultural machinery shows.
5.Do you offer free samples?
Yes,we can.or you just bear the shipping cost.
6.Is OEM available?
Yes, OEM is available. We have professional designers to help you design.
Estimated freight per unit.
|To be negotiated
|CCC, ISO9001, CE, E-Mark, RoHS, TS16949, TUV/SGS/BV/CE
Best Lubrication Practices for wheel sprocket Systems
Proper lubrication is essential for maintaining the efficiency and longevity of wheel sprocket systems. The lubrication practices can vary depending on the specific application and the environment in which the system operates. Here are some best practices for lubricating wheel sprocket systems:
- Cleanliness: Before applying any lubricant, ensure that the wheel sprocket surfaces are clean and free from dirt, debris, and old lubricant residue. Cleaning the components helps prevent contaminants from mixing with the lubricant and causing additional wear.
- Choose the Right Lubricant: Select a lubricant specifically designed for the wheel sprocket system. Consider factors such as load, speed, temperature, and environmental conditions when choosing the appropriate lubricant. Some systems may require grease, while others may need oil-based lubricants.
- Apply Adequate Amount: Apply the lubricant in the right quantity to ensure proper coverage of the contacting surfaces. Too little lubricant may not provide sufficient protection, while too much can lead to excess heat and waste.
- Regular Lubrication Schedule: Establish a maintenance schedule for lubrication based on the operating conditions of the system. In high-demand applications, more frequent lubrication may be necessary to prevent premature wear.
- Monitor and Reapply: Regularly monitor the condition of the wheel sprocket system and observe any signs of inadequate lubrication, such as increased friction or unusual noise. Reapply lubricant as needed to maintain optimal performance.
- Re-lubrication After Cleaning: If the wheel sprocket system is cleaned, ensure that fresh lubricant is applied after cleaning to restore the protective layer.
- Consider Lubrication Type: Depending on the application, consider using dry lubricants or solid lubricants for environments where dust and dirt accumulation may be a concern.
It’s essential to follow the manufacturer’s recommendations and guidelines for lubrication. Additionally, consult with lubrication experts or equipment suppliers for specific recommendations based on your wheel sprocket system’s unique requirements.
Temperature Limits for wheel sprocket System’s Operation
The temperature limits for a wheel sprocket system’s operation depend on the materials used in the construction of the components. Different materials have varying temperature tolerances, and exceeding these limits can lead to reduced performance, premature wear, and even system failure.
Here are some common materials used in wheel sprocket systems and their general temperature limits:
- Steel: Steel sprockets and wheels, which are widely used in many applications, typically have a temperature limit ranging from -40°C to 500°C (-40°F to 932°F). However, the specific temperature range may vary based on the grade of steel and any coatings or treatments applied.
- Stainless Steel: Stainless steel sprockets and wheels offer improved corrosion resistance and can withstand higher temperatures than regular steel. Their temperature limit is typically between -100°C to 600°C (-148°F to 1112°F).
- Plastics: Plastic sprockets and wheels are commonly used in low-load and low-speed applications. The temperature limit for plastic components varies widely depending on the type of plastic used. In general, it can range from -40°C to 150°C (-40°F to 302°F).
- Aluminum: Aluminum sprockets and wheels have a temperature limit of approximately -40°C to 250°C (-40°F to 482°F). They are often used in applications where weight reduction is critical.
It’s essential to consult the manufacturer’s specifications and material data sheets for the specific components used in the wheel sprocket system to determine their temperature limits accurately. Factors such as load, speed, and environmental conditions can also influence the actual temperature tolerance of the system.
When operating a wheel sprocket system near its temperature limits, regular monitoring and maintenance are necessary to ensure the components’ integrity and overall system performance. If the application involves extreme temperatures beyond the typical limits of the materials, specialized high-temperature materials or cooling measures may be required to maintain reliable operation.
Calculating Gear Ratio for a wheel sprocket Setup
In a wheel sprocket system, the gear ratio represents the relationship between the number of teeth on the sprocket and the number of teeth on the wheel. The gear ratio determines the speed and torque relationship between the two components. To calculate the gear ratio, use the following formula:
Gear Ratio = Number of Teeth on Sprocket ÷ Number of Teeth on Wheel
For example, if the sprocket has 20 teeth and the wheel has 60 teeth, the gear ratio would be:
Gear Ratio = 20 ÷ 60 = 1/3
The gear ratio can also be expressed as a decimal or percentage. In the above example, the gear ratio can be expressed as 0.3333 or 33.33%.
It’s important to note that the gear ratio affects the rotational speed and torque of the wheel sprocket. A gear ratio greater than 1 indicates that the sprocket’s speed is higher than the wheel’s speed, resulting in increased rotational speed and reduced torque at the wheel. Conversely, a gear ratio less than 1 indicates that the sprocket’s speed is lower than the wheel’s speed, resulting in decreased rotational speed and increased torque at the wheel.
The gear ratio is crucial in various applications where precise control of speed and torque is required, such as bicycles, automobiles, and industrial machinery.
editor by CX 2023-08-09