China manufacturer Steel Roller Chain Tooth Speed Bike Sprocket Chain Sprocket Wheel for Sale

Product Description

Product Description

Material: 45#Steel,20CrMnTi,40Cr,20CrNiMo,20MnCr5,GCR15SiMn,42CrMo,2Cr13stainless steel,Nylon,Bakelite,Copper,Aluminium.etc
Process: The main process is Gear Hobbing, Gear Shaping and Gear Grinding, Selecting production process according to the different products.
Heat Treatmente: Carburizing and quenching ,High-frequency quenching,Nitriding, Hardening and tempering, Selecting heat treatment according to the different materials.
Testing Equipment Rockwell hardness tester 500RA, 

Double mesh instrument HD-200B & 3102,

Gear measurement center instrument CNC3906T 

other High precision detection equipments

Certification 0.1-90 kg
Casting Size: Max linear size: 1200 mm, Max diameter size: 600 mm
Machining tolerace: GB/T19001-2016/ISO9001:2015
Machining surface roughness: Ra0.8 ~ 6.3 um
Material standard: GB, ASTM, AISI, DIN, BS, JIS, NF, AS, AAR
Usage: Used in printing machine, cleaning machine, medical equipment, garden machine, construction machine, electric car, valve, forklift, transportation equipment and various gear reducers.etc
Quality control: 100% inspection before packing
Manufacture Standard 5-8 Grade ISO1328-1997.

Company Profile

SIMIS CASTING, established in year of 2004, is a professional foundry, including integrating development and production together, specialized in producing various kinds of investment casting parts, and CZPT parts and forging parts. These casting and forging parts are widely used in automobile industry, railway vehicle, construction machine, municipal works, pipeline, petrochemical industry, mine, electric utility industry and so on.

SIMIS has 6 affiliated casting workshop and 2 professional CNC machining workshops. There are 500 staffs and 40 engineers now in our company. Its annual production capacity for all types of casting parts is about 3000 tons. Holding over 100 sets of advanced casting parts, machining and test equipments.

Gear including planetary gear, spiral gear, bevel gear, spiral bevel gear, helical gear, spur gear, helical spur gear, conical gear, CZPT pinion gear, conical CZPT and bevel gear, worm gear and shaft, we can make standard thickness gear 1 to 8 Module, 1M12, 2M20, 2.5M25, 3M30, 4M40, 5M50, 6M60, 8M80. Non-standard thickness 2 to 8 Module: 2M16, 2.5M20, 3M20, 4M30, 4M35, 5M40, 5M30, 6M40, 6M50, 8M60. We can also make customized gear according to your drawing or sample.

Sprocket including simplex sprocket, duplex sprocket, triplex sprocket, and has 45 steel finished hole sprocket, 06B 06C 08A 08B 08C 10A 12A 16A 24A  sprocket and so on.We can also make customized gear according to your drawing or sample too.

Welcome you come to visit us for customized various types of non-standard gear, sprocket synchronous wheel, helical gear, bevel gear, shaft, worm gear and other products with the lowest quality! 

Application Field

Testing Ability

 

Dimensional Non-Destructive Tests(N.D.T.) Chemical & Mechanical
Surface Roughness Test Dye Penetrant Chemical analysis
Microscopic Measurement Radiography (RT) Metallography
3D ScHangZhou Magnetic Particle (MT) Tensile Strength
CMM Ultra-Sonic (UT) Yield Strength
Impact Test Hardness Test Elongation Rate
    Shrinkage Rate

FAQ

Q1:Are you manufactory or trade company?

A1:We are an enterprise integrating manufacturer and trade for many years already in ZheJiang province, China. And we are AAA grade credit enterprise, and also we have cooperative plants to provide other services such as plating and coating .

 

Q2: How could I get a free quotation?

A2:Please send us your drawings by Alibaba or email. The file format is PDF / DWG / STP / STEP / IGS and etc. IF there are no drawings, we can make the drawings according to your samples!

 

Q3:How to control quality?

A3:First, all raw materials are inspected by the quality control department before they are put into storage. Second, during the casting process, 3 times of spectral analysis were performed at the front, middle and back respectively. Third, after the parts are cleaned, perform a first visual inspection to check whether the product has casting defects before sending it to the next process. Fourth, conduct a comprehensive QC inspection of each part before shipment, including chemical composition, mechanical properties and other specific tests. Transactions can be through Alibaba’s trade assurance.
 

Q4:Can we have our Logo or company name to be printed on your products or package?
A4:Sure. Your Logo could be printed on your products by Hot Stamping, Printing, Embossing, UV Coating, Silk-screen Printing or Sticker.

Shipping Cost:

Estimated freight per unit.



To be negotiated
Standard Or Nonstandard: Nonstandard
Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car, Rolling Sprocket
Hardness: Hardened Tooth Surface
Samples:
US$ 5/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

bike sprocket

What are the signs of wear and tear in bike sprockets and how do I identify them?

Bike sprockets, also known as cassette sprockets or cogs, are an essential part of the drivetrain that can experience wear and tear over time. Regular inspection can help you identify signs of sprocket wear and determine when replacement is necessary. Here are the common signs of wear and tear in bike sprockets:

  • Hooked Teeth: Inspect the teeth of the sprockets. If you notice that the teeth have a hooked or shark fin-like appearance, it indicates significant wear. This occurs due to the chain wearing down the metal over time.
  • Pointed Teeth: Pointed teeth are another sign of wear, where the tops of the teeth become sharp and pointed instead of having a flat profile.
  • Worn Teeth: Look for flattened or thinned-out teeth, especially in the middle of the sprockets. Worn teeth can affect the chain’s engagement and lead to poor shifting performance.
  • Missing Teeth: If any teeth are completely missing from the sprocket, it’s a clear sign of excessive wear and a replacement is necessary.
  • Chain Skipping: When riding, if the chain skips or jumps over the sprockets, it indicates that the sprockets’ teeth are worn and no longer providing a smooth engagement with the chain.
  • Noisy Shifting: If you notice unusual noise during shifting, it could be due to the chain not meshing properly with the worn sprocket teeth.
  • Chain Elongation: Excessive sprocket wear can accelerate chain elongation, leading to further wear on the sprockets. If you notice your chain has elongated significantly, it’s time to inspect the sprockets for wear.

To identify these signs of wear, you can visually inspect the sprockets. You may need to remove the rear wheel and carefully examine the cassette or freewheel sprockets. Look for any irregularities in the teeth, and run your fingers along the tops of the teeth to feel for sharp points or rough edges.

Regular maintenance and cleaning of your bike’s drivetrain can help identify sprocket wear early on. By keeping the drivetrain clean, properly lubricated, and regularly replacing the chain, you can extend the life of your sprockets and other drivetrain components.

If you notice any of these signs of wear, it’s best to replace the worn sprockets promptly. Replacing sprockets before they become excessively worn can help maintain smooth shifting performance and prolong the life of the entire drivetrain.

bike sprocket

Can bike sprockets be customized for specific riding styles or terrains?

Yes, bike sprockets can be customized to suit specific riding styles and terrains. The sprocket setup, also known as the gear ratio, plays a crucial role in determining the bike’s performance and suitability for different conditions. Here’s how sprockets can be customized:

1. Number of Teeth:

The number of teeth on the sprockets affects the gear ratio, which determines how easy or hard it is to pedal in different situations. Larger front chainrings (more teeth) offer higher gear ratios, providing more speed and efficiency on flat terrain and downhills. Smaller front chainrings (fewer teeth) create lower gear ratios, making it easier to pedal uphill or in challenging off-road conditions. Rear sprockets, or cassettes, also come in various sizes, offering further customization options.

2. Single-Speed vs. Multi-Speed:

Single-speed bikes have one front chainring and one rear sprocket. They are simple, low-maintenance options suitable for flat terrain or city commuting. On the other hand, multi-speed bikes (commonly with 7 to 12 speeds) provide a wide range of gear ratios, allowing riders to tackle different terrains effectively. Mountain bikes and road bikes often have multi-speed drivetrains for versatility.

3. Gear Range:

The gear range refers to the difference in gear ratios between the highest and lowest gears. Bikes intended for off-road or hilly terrain typically have a wide gear range, allowing riders to handle steep climbs and fast descents. Road bikes designed for speed may have a narrower gear range to focus on high-speed efficiency.

4. Aftermarket Upgrades:

Cyclists can customize their sprockets by purchasing aftermarket chainrings and cassettes. These upgrades may offer different tooth configurations, materials, and weight savings. However, it’s essential to ensure compatibility with the bike’s drivetrain and consider any adjustments required to maintain smooth shifting.

5. Bike Intended Use:

The choice of sprockets also depends on the intended use of the bike. For example, downhill mountain bikes benefit from lower gear ratios for steep descents, while gravel bikes might have a wider gear range to handle both off-road and paved surfaces.

6. Personal Preference:

Ultimately, the customization of sprockets depends on the rider’s preferences and riding style. Some cyclists may prioritize speed and power on flat roads, while others may prefer easier gearing for tackling rough terrains and long climbs.

When customizing sprockets, it’s essential to consider the overall compatibility with the bike’s drivetrain, as well as the potential impact on shifting performance. Consulting a knowledgeable bike mechanic or specialist can help you choose the ideal sprocket setup that best suits your specific riding needs and enhances your cycling experience.

bike sprocket

What is a bike sprocket, and what is its role in a bicycle’s drivetrain?

A bike sprocket, also known as a bicycle sprocket or chainring, is an essential component of a bicycle’s drivetrain system. It plays a crucial role in transferring power from the cyclist’s pedaling to the wheels, propelling the bike forward. The sprocket is mounted on the crankset, which is attached to the bicycle’s pedals.

Construction and Function:

A bike sprocket is typically a flat, circular disc with teeth around its outer edge. These teeth mesh with the links of the bicycle chain. The number of teeth on the sprocket determines its gear ratio, affecting how much rotational force is transferred to the bike’s rear wheel.

Role in the Drivetrain:

When a cyclist pedals, the chain moves along the sprocket’s teeth, creating a rotational force. This force is transmitted to the rear sprockets (cassette) through the bicycle chain. As a result, the rear wheel’s rotation is controlled, and the bike moves forward. The different-sized sprockets on the front crankset and the rear cassette provide multiple gear options, allowing the rider to adjust the bike’s mechanical advantage according to the terrain and riding conditions.

Smaller sprockets with fewer teeth are used for easier pedaling and climbing hills, providing more mechanical advantage. On the other hand, larger sprockets with more teeth are used for higher speeds and flats, enabling the bike to cover more ground with each pedal stroke.

Gearing and Gear Ratios:

Bicycles may have single-speed drivetrains with only one front sprocket or multiple speeds with multiple front and rear sprockets. The combination of the front sprocket and the selected rear sprocket determines the gear ratio, affecting the bike’s speed and torque. Cyclists can switch between gears using the bicycle’s shifters to find the most efficient gear for their pedaling cadence and the terrain they are riding on.

The bike sprocket is a fundamental part of the bicycle’s drivetrain, providing the mechanical advantage necessary for efficient and comfortable riding. Proper maintenance, such as regular chain lubrication and periodic sprocket inspection, is essential to ensure smooth gear changes and extend the sprocket’s lifespan.

China manufacturer Steel Roller Chain Tooth Speed Bike Sprocket Chain Sprocket Wheel for Sale  China manufacturer Steel Roller Chain Tooth Speed Bike Sprocket Chain Sprocket Wheel for Sale
editor by CX 2023-08-04