China Custom Stainless Steel Plate Wheel Engineer Class Agricultural Hub Finished Bore Idler Bushing Taper Lock Qd Sprocket

Product Description


1.Chain used

sprocketes are manufactured with a tooth profile and dimensional precision to bring out the maximum performance of the chain you will use.

2. Number of teeth

sprockets are available with small and large numbers of teeth to match your usage conditions.

Single pitch sprocket

Double pitch sprocket

*Chain matched:35(06C) /06BTeeth:from 9-120

*Chain matched:40(08A) /08BTeeth:from 9-120

*Chain matched:50(10A) /10BTeeth:from 9-120

*Chain matched:60(12A) /12BTeeth:from 9-120

*Chain matched:80(16A) /16B Teeth:from 9-120

*Chain matched:100(20A)/20B Teeth:from 9-120

*Chain matched:120(24A) /24B Teeth:from 9-120

*Chain matched:140(28A) /28B Teeth:from 9-120

*Chain matched:160(32A) /32B Teeth:from 9-120

*Chain matched:200(40A) /40B Teeth:from 9-120

*P=25.4mm Teeth:from 7-100


*P=31.8mm Teeth:from 7-100


*P=38.1mm Teeth:from 7-100


*P=50.8mm Teeth:from 7-100


*P=63.5mm Teeth:from 7-100

3. Consturction

4. Material

Carbon Steel, Stainless Steel,Aluminum, Nylon, POM, Copper, Brass,42CrMo,40Cr,A3 and so on.

5. Bore

Pilot bore, finished bore, taper bore, bearing hole and special bore

6. Treatment

Heat Treatment: Hardening and Tempering, High Frequency Quenching, Carburizing Quenching and so on.


Surface Treatment: Zinc Plating, Chrome plated, Black oxide Treatment, Spray Paint, Mirror Finish, Sand-blasting and so on.


1. Are you manufacturer or trade company ?
    We are a manufacturing factory founded in 1987 ,with trade team for international service.
2. What terms of payment you usually use ?
    T/T . 30%  deposit ,and 70% before finish production .Price :FOB ZheJiang .
3. Can you make products according to customer”s design ?
    Yes , we can make according to customer”s drawing and samples .OED and ODM are acceptable.
4.How long is your delivery time ?
   Genarally it is 5-15 days afte rthe deposit .It will take more days customized.
5. What do I need for offering a quote ?
   Please offer us 2D or 3D drawing (with material ,dimension,surface treatment and other technical  datas etc.), quantity ,or samples .
   Then we will quote the best price .

/* 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

Standard Or Nonstandard: Standard
Application: Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
US$ 1/Piece
1 Piece(Min.Order)


Order Sample



Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.
Payment Method:


Initial Payment

Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

qd sprocket

How do I properly install and remove QD sprockets from a shaft?

Proper installation and removal of QD (Quick Detachable) sprockets are crucial for ensuring smooth and efficient power transmission. Follow these steps for both installation and removal:


  1. Inspect the Shaft: Before installing a QD sprocket, ensure that the shaft is clean, free from any debris, and has the correct dimensions to match the sprocket’s bore size.
  2. Check the QD Bushing: Verify that the QD bushing is in good condition, and the tapered surfaces are clean and free from any damage. Lubricate the bushing if required.
  3. Position the Sprocket: Place the QD sprocket onto the bushing, ensuring that it fits snugly. Align the sprocket on the shaft according to the desired location.
  4. Hand-Tighten the Bolts: Hand-tighten the set screws on the sprocket to secure it in place on the bushing. Make sure the sprocket is aligned with other components in the drive system.
  5. Use a Torque Wrench: Using a torque wrench, tighten the set screws to the manufacturer’s recommended torque value. This ensures proper clamping force without damaging the components.
  6. Recheck Alignment: After tightening the set screws, recheck the alignment of the sprocket and other drive components. Adjust if necessary.


  1. Loosen the Set Screws: To remove the QD sprocket, first, loosen the set screws using the appropriate tools or wrench. Loosen them gradually and evenly to avoid any sudden movements.
  2. Use a Puller (Optional): Depending on the tightness of the fit, you may need a sprocket puller or a jaw puller to aid in the removal process.
  3. Tap the Sprocket: Gently tap the backside of the sprocket using a soft-faced hammer to disengage it from the bushing.
  4. Slide the Sprocket Off: Slowly slide the sprocket off the QD bushing while supporting the sprocket’s weight with your other hand.
  5. Inspect Components: Inspect both the sprocket and the QD bushing for any signs of wear, damage, or deformation. Replace any damaged components before reinstallation.

By following these steps, you can ensure proper installation and removal of QD sprockets, which will help maintain the efficiency and reliability of your power transmission system.

qd sprocket

How do I identify signs of wear, fatigue, or damage in QD sprockets, and when should they be replaced?

Identifying signs of wear, fatigue, or damage in QD sprockets is crucial for maintaining the efficiency and safety of your machinery. Here are some indicators to look for:

  • Visible Tooth Wear: Check the sprocket teeth for signs of wear, such as uneven tooth surfaces or teeth that appear shorter than others. Excessive tooth wear can cause chain slippage and affect the overall performance of the conveyor system.
  • Chipped or Broken Teeth: Inspect the sprocket teeth for any chips or fractures. Chipped or broken teeth can lead to chain jamming and should be replaced promptly to avoid further damage.
  • Deformation: Check for any signs of deformation or bending in the sprocket body. Deformed sprockets can cause misalignment and premature wear on both the sprocket and the chain.
  • Corrosion or Rust: If your sprockets are exposed to harsh environments, look for signs of corrosion or rust. Corrosion can weaken the sprocket material and compromise its structural integrity.
  • Excessive Chain Stretch: Measure the chain’s pitch over multiple sprocket teeth. If you notice significant chain stretch, it may be time to replace both the chain and sprockets together to maintain proper engagement.
  • Noise and Vibration: Unusual noise or increased vibration during operation can be indicative of sprocket wear or misalignment. Addressing these issues promptly can prevent further damage.
  • Regular Maintenance: Implement a regular maintenance schedule and inspect the sprockets at specified intervals. This proactive approach can help detect wear or damage early and avoid costly breakdowns.

Once you identify signs of wear, fatigue, or damage in QD sprockets, it is essential to replace them promptly to prevent further deterioration and potential system failures. Regular inspections and timely replacements are key to extending the lifespan of your sprockets and ensuring the reliability of your conveyor system.

qd sprocket

Are there different types of QD sprockets available, and how do they vary in design?

Yes, there are different types of QD (Quick Detachable) sprockets available, each varying in design to cater to specific applications and requirements. Some common types of QD sprockets include:

  • Plain Bore QD Sprockets: These sprockets have a simple bore without any specific attachment method. They are designed to be mounted on a shaft using a QD bushing that clamps the sprocket in place.
  • Weld-On QD Sprockets: These sprockets have a weld-on hub that can be permanently attached to a shaft through welding. They offer a secure connection and are often used in heavy-duty applications.
  • Taper-Lock QD Sprockets: These sprockets combine the benefits of both QD and Taper-Lock technologies. They feature a taper-lock bushing system that provides easy mounting and dismounting along with a secure grip on the shaft.
  • QD Double Single Sprockets: These sprockets have two single-row sprockets joined together by a center plate. They are used in applications where multiple chain strands run parallel to each other.
  • Idler QD Sprockets: Idler sprockets do not transmit power but guide the chain and help maintain proper tension in the system. They are commonly used in tensioning systems and reverse bends in conveyor applications.

The design variation allows QD sprockets to be used in diverse applications, offering flexibility in mounting, increased convenience for installation, and facilitating quick replacement without the need for extensive disassembly.

China Custom Stainless Steel Plate Wheel Engineer Class Agricultural Hub Finished Bore Idler Bushing Taper Lock Qd Sprocket  China Custom Stainless Steel Plate Wheel Engineer Class Agricultural Hub Finished Bore Idler Bushing Taper Lock Qd Sprocket
editor by Dream 2024-04-23

QD sprockets

As one of leading QD sprockets manufacturers, suppliers and exporters of mechanical products, We offer QD sprockets and many other products.

Please contact us for details.

Mail:[email protected]

Manufacturer supplier exporter of QD sprockets

Recent Posts