China Standard CNC Machining Bar Turning Autobike Autocycle Bicycle Motorcycle Scooter Car Auto Stainless Steel 301 304 316 Shaft Sprocket

Product Description

Hi! dear,

We are HangZhou Hanryk Preicison Parts Co., LTD, with 16 years experience of manufacturing and exporting CNC machining precision parts, laser-cutting parts, stamping parts and so on.  Please provide 2D or 3D drawings of the spare parts you need and tell us your required quantities. We will give you a quote asap.

We can produce customized non-standard parts including bicycle parts, motorcycle parts, auto parts (sprockets, steering and transmission systems, engine parts, shock absorber parts, brakes, brackets, body parts), aircraft parts, agricultural machinery parts , Medical titanium alloy accessories, manipulator accessories, sensor accessories, instrumentation parts, instrument/device housings, motor parts, shafts, elevator accessories, gears, guide rails, ball screws, splines, screws and nuts, spacers, bearing accessories, Flanges, valves, etc.
 

Basic Info. of Our Customized CNC Machining Parts
Quotation According To Your Drawings or Samples. (Size, Material, Thickness, Processing Content And Required Technology, etc.)
Tolerance  +/-0.005 – 0.01mm (Customizable)
Surface Roughness Ra0.2 – Ra3.2 (Customizable)
Materials Available Aluminum, Copper, Brass, Stainless Steel, Titanium, Iron, Plastic, Acrylic, PE, PVC, ABS, POM, PTFE etc.
Surface Treatment Polishing, Surface Chamfering, Hardening and Tempering, Nickel plating, Chrome plating, zinc plating, Laser engraving, Sandblasting, Passivating, Clear Anodized, Color Anodized, Sandblast Anodized, Chemical Film, Brushing, etc.
Processing Hot/Cold forging, Heat treatment, CNC Turning, Milling, Drilling and Tapping, Surface Treatment, Laser Cutting, Stamping, Die Casting, Injection Molding, etc.
Testing Equipment Coordinate Measuring Machine (CMM) / Vernier Caliper/ / Automatic Height Gauge /Hardness Tester /Surface Roughness Teste/Run-out Instrument/Optical Projector, Micrometer/ Salt spray testing machine
Drawing Formats PRO/E, Auto CAD, CZPT Works , UG, CAD / CAM / CAE, PDF
Our Advantages 1.) 24 hours online service & quickly quote and delivery.
2.) 100% quality inspection (with Quality Inspection Report) before delivery. All our products are manufactured under ISO 9001:2015.
3.) A strong, professional and reliable technical team with 16+ years of manufacturing experience.
4.) We have stable supply chain partners, including raw material suppliers, bearing suppliers, forging plants, surface treatment plants, etc.
5.) We can provide customized assembly services for those customers who have assembly needs.

 

Available Material
Stainless Steel    SS201,SS301, SS303, SS304, SS316, SS416, etc.
Steel    mild steel, Carbon steel, 4140, 4340, Q235, Q345B, 20#, 45#, etc.
Brass    HPb63, HPb62, HPb61, HPb59, H59, H62, H68, H80, etc.
Copper     C11000, C12000,C12000, C36000 etc.
Aluminum     A380, AL2571, AL6061, Al6063, AL6082, AL7075, AL5052, etc.
Iron     A36, 45#, 1213, 12L14, 1215 etc.
Plastic     ABS, PC, PE, POM, Delrin, Nylon, PP, PEI, Peek etc.
Others     Various types of Titanium alloy, Rubber, Bronze, etc.

 

Available Surface Treatment
Stainless Steel Polishing, Passivating, Sandblasting, Laser engraving, etc.
Steel Zinc plating, Oxide black, Nickel plating, Chrome plating, Carburized, Powder Coated, etc.
Aluminum parts Clear Anodized, Color Anodized, Sandblast Anodized, Chemical Film, Brushing, Polishing, etc.
Plastic Plating gold(ABS), Painting, Brushing(Acylic), Laser engraving, etc.

FAQ:

Q1: Are you a trading company or a factory?
A1: We are a factory

Q2: How long is your delivery time?
A2: Samples are generally 3-7 days; bulk orders are 10-25 days, depending on the quantity and parts requirements.

Q3: Do you provide samples? Is it free or extra?
A3: Yes, we can provide samples, and we will charge you based on sample processing. The sample fee can be refunded after placing an order in batches.

Q4: Do you provide design drawings service?
A4: We mainly customize according to the drawings or samples provided by customers. For customers who don’t know much about drawing, we also   provide design and drawing services. You need to provide samples or sketches.

Q5: What about drawing confidentiality?
A5: The processed samples and drawings are strictly confidential and will not be disclosed to anyone else.

Q6: How do you guarantee the quality of your products?
A6: We have set up multiple inspection procedures and can provide quality inspection report before delivery. And we can also provide samples for you to test before mass production. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Type: Steering Bearing
Material: Aluminium Alloy/Aluminum
Certification: ISO9001:2001, CCC, SONCAP, CE
Surface Treatment: Zinc Plated, Chrom Plated, Sand Blasting, Dull Polish, Polishing, Gold Coated, Copper Coated
Transport Package: as Required
Specification: Customized
Samples:
US$ 1/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

bike sprocket

Can I mix and match bike sprockets from different brands and models?

When it comes to bike sprockets, it’s generally not recommended to mix and match sprockets from different brands and models. Bike drivetrain components, including sprockets, are designed and engineered as part of a system that works together for optimal performance and smooth shifting. Here are some reasons why mixing and matching sprockets may not be ideal:

  • Compatibility: Different brands and models may have variations in the spacing between sprockets, tooth profiles, and even the number of sprockets in the cassette. Using incompatible sprockets can lead to poor shifting performance and may cause the chain to skip or shift improperly.
  • Wear Patterns: Sprockets from different brands and models may have different wear patterns due to variations in materials and manufacturing processes. Mixing sprockets with different wear patterns can accelerate the wear of the chain and sprockets, reducing their overall lifespan.
  • Shifting Precision: Bike drivetrain systems are engineered to work together to provide precise and reliable shifting. Mixing sprockets can introduce inconsistencies in shifting performance and lead to frustrating riding experiences.
  • Durability and Longevity: Using sprockets from different brands and models may result in uneven wear and premature failure of certain sprockets. It’s essential to have a consistent and well-matched set of sprockets to ensure the overall longevity and durability of the drivetrain.

For these reasons, it’s generally best to stick with sprockets that are designed and intended for use together as a set. If you need to replace a worn-out sprocket, it’s recommended to replace it with a compatible sprocket from the same brand and model as the rest of the drivetrain.

Additionally, when replacing sprockets, it’s a good practice to replace the chain at the same time. A new chain paired with new sprockets will help ensure optimal performance and prevent premature wear on the drivetrain components.

Overall, maintaining a well-matched and properly maintained drivetrain will contribute to smoother shifting, improved performance, and a longer lifespan for your bike’s sprockets and other drivetrain components.

bike sprocket

What are the best practices for adjusting bike sprockets and ensuring smooth shifting?

Properly adjusting bike sprockets and ensuring smooth shifting are essential for a comfortable and efficient cycling experience. Here are the best practices to follow:

1. Check Chain Condition:

Before adjusting the sprockets, inspect the chain for wear and damage. A worn-out chain can cause poor shifting performance and premature wear on the sprockets. Replace the chain if it shows significant elongation or signs of damage.

2. Set Limit Screws:

Start by setting the limit screws on the front and rear derailleurs. The limit screws control the range of movement of the derailleur, preventing the chain from falling off the sprockets. Follow the manufacturer’s instructions to adjust the limit screws properly.

3. Index the Gears:

Indexing ensures precise shifting between gears. Use the barrel adjusters on the shifters or derailleurs to fine-tune the indexing. Shift the gears while turning the pedals to check for smooth and accurate shifting. Make adjustments as needed until all gears shift cleanly and without hesitation.

4. Check Cable Tension:

Ensure the cables are properly tensioned. Loose cables can lead to slow or incomplete shifting. Use the barrel adjusters to adjust the tension until the shifting is crisp and responsive.

5. Check Chainline:

Ensure the chain runs straight from the front chainring to the rear sprockets. Misalignment can cause chain rub and poor shifting. Adjust the front derailleur position and spacers as necessary to achieve a straight chainline.

6. Lubrication:

Keep the sprockets and chain well-lubricated to reduce friction and wear. Use a bicycle-specific chain lubricant and apply it regularly, especially after riding in wet or muddy conditions.

7. Maintain Components:

Keep all drivetrain components, including the chain, derailleurs, and shifters, clean and free from dirt and debris. Regularly inspect these components for signs of wear and damage.

8. Professional Tune-Up:

If you are unsure about adjusting the sprockets and drivetrain yourself, consider taking your bike to a professional bike mechanic for a tune-up. They can perform a thorough inspection, make necessary adjustments, and ensure your bike’s shifting is optimized.

By following these best practices, you can achieve smooth and reliable shifting, extending the lifespan of your sprockets and drivetrain components while enhancing your overall cycling experience.

bike sprocket

Can you explain the function of front and rear bike sprockets?

In a bicycle’s drivetrain, both front and rear sprockets play crucial roles in determining the bike’s gear ratios and overall performance. Let’s look at the functions of each:

1. Front Sprockets (Chainrings):

Front sprockets, also known as chainrings, are located at the crankset, which is attached to the bicycle’s pedals. They come in various sizes, commonly referred to by the number of teeth they have. The main function of the front sprockets is to transfer the rider’s pedaling power to the rear wheel through the chain. Here’s how they work:

  • Gear Ratio Selection: Bicycles often have multiple chainrings with different tooth counts. By shifting the chain between these chainrings using the front derailleur, the rider can choose different gear ratios. Smaller chainrings are typically used for easier climbing and lower speeds, while larger chainrings provide higher speeds on flat terrain or descents.
  • Change in Gear Ratios: When the chain moves between different-sized chainrings, the effective gear ratio changes. Moving to a larger chainring provides a higher gear, requiring more effort but enabling faster speeds. Conversely, shifting to a smaller chainring gives a lower gear, requiring less effort but offering easier pedaling, especially on inclines.

2. Rear Sprockets (Cassette):

The rear sprockets are part of the cassette, which is mounted on the rear wheel’s hub. Like the front sprockets, the rear sprockets also come in different sizes, with each sprocket having a specific number of teeth. The functions of the rear sprockets are as follows:

  • Gear Ratio Fine-Tuning: The cassette offers more gear ratio options, providing finer adjustments to the bike’s gearing. By shifting the chain between different sprockets using the rear derailleur, the rider can fine-tune their gear ratio to match the terrain and riding conditions more precisely.
  • Combination with Front Sprockets: The interaction between the front and rear sprockets allows for a wide range of gear ratios. By selecting an appropriate combination of front and rear sprockets, cyclists can optimize their pedaling efficiency, maintain a consistent cadence, and achieve comfortable speeds for different situations.

Together, the front and rear sprockets form the bicycle’s gear system, enabling riders to tackle various terrains and adapt their pedaling effort to different riding conditions. By understanding how to use the sprockets effectively, cyclists can make the most out of their bike’s capabilities and enjoy a smoother, more efficient, and enjoyable riding experience.

China Standard CNC Machining Bar Turning Autobike Autocycle Bicycle Motorcycle Scooter Car Auto Stainless Steel 301 304 316 Shaft Sprocket  China Standard CNC Machining Bar Turning Autobike Autocycle Bicycle Motorcycle Scooter Car Auto Stainless Steel 301 304 316 Shaft Sprocket
editor by CX 2024-03-30