Menu
When a single V-belt isn’t enough and multiple belts keep flipping or vibrating, banded V-belts solve the problem. They’re essentially multiple V-belts joined together by a common backing — same power transmission, but with the stability of a single unit. No more belt turnover, no more uneven wear from misaligned individual belts, no more hunting for matched sets.
We manufacture banded V-belts for heavy-duty industrial applications where drive stability is critical. Our IATF 16949 certified facility produces these belts to the same quality standards as our automotive lines.
| Parameter | Specification |
|---|---|
| Belt Types | Banded Classical (A, B, C, D), Banded Narrow (3V, 5V, 8V) |
| Band Count | 2 to 8 belts per band (application-specific) |
| Length Range | 1000mm to 5000mm+ |
| Construction | Wrapped or raw edge with tie-band backing |
| Materials | CR, EPDM, NR |
| Cord Reinforcement | Polyester, Aramid |
| Temperature Range | -30°C to +80°C |
| Standards | ISO 4184, RMA IP-22 |
| Certifications | IATF 16949, ISO 9001 |
Individual V-belts can flip or roll in the pulley groove, especially under shock loads or pulsating torque. The tie-band backing prevents this by keeping all belts aligned and oriented correctly.
Applications with sudden torque changes — crushers, compressors, punch presses — put tremendous stress on belt drives. Banded belts distribute shock loads across all belts simultaneously, preventing individual belt failure.
The common backing dampens vibration that can occur when individual belts resonate at different frequencies. Smoother operation, less noise, longer bearing life.
One banded belt replaces multiple individual belts. No need to match belt lengths, no risk of installing belts with different stretch characteristics. Install once, tension once, done.
When individual belts in a multi-belt drive have slightly different lengths or tensions, some belts carry more load than others. They wear unevenly, and the overloaded belts fail first. Banded belts ensure equal load sharing.
Banded V-belts are specified for demanding applications where standard multi-belt drives struggle:
Banded belts are designated by the number of belts and the cross-section:
| Designation | Meaning | Example Application |
|---|---|---|
| 2/A | 2 A-section belts banded | Light industrial |
| 3/B | 3 B-section belts banded | Medium industrial |
| 4/C | 4 C-section belts banded | Heavy industrial |
| 5/5V | 5 narrow 5V belts banded | High-power compact drives |
| Factor | Individual Belts | Banded Belts |
|---|---|---|
| Belt Turnover Risk | Possible | Eliminated |
| Shock Load Handling | Moderate | Excellent |
| Installation | Multiple belts to align | Single unit |
| Length Matching | Required | Built-in |
| Replacement | Can replace individual belts | Replace entire band |
| Cost | Lower per belt | Higher but fewer failures |
| Best For | Standard drives | Shock loads, pulsating torque |
Banded belts must have consistent belt-to-belt dimensions within the band. Our IATF 16949 certified quality system ensures:
We work with industrial distributors and OEMs on supply programs:
When you’re experiencing belt turnover, uneven wear, or premature failure on multi-belt drives. Also for new installations with shock loads, pulsating torque, or vertical shaft orientations where belt stability is critical.
Yes, if the pulley grooves match. Banded belts use the same groove profiles as individual belts. You may need to adjust tensioning procedures since you’re now tensioning a single unit.
Standard configurations: 200 pieces. Custom configurations: 300 pieces. Contact us to discuss your requirements.
Need banded V-belts? Contact LYBELT today:
📧 Email: luxin@www.lybelt.com
📞 Phone/WhatsApp: +86 137 2291 3530
