Top 12 Round Belts & O-Ring Belts

Round Belts are mechanical devices that are utilised to transmit power without causing phase shift. They are flexible material rings used to join numerous rotating propellers, which are usually parallel dynamically. One can use belts to transport power or movement as a transmission element efficiently. You'll need to recognise the kinds of section and the belt measurements to make the best decision. 

What to Request 

Extended-life belts, which are processed from virgin urethane, are durable and long-lasting. These belts are more durable under increasing voltage, with up to 20% stretch, thanks to the specialised cross-linking of long-chain molecules. In addition, strong weld connections increase the longevity of non-reinforced extruded belts: nearly all non-reinforced extruded belts are butt fused, and technical welding methods can render them virtually indestructible. Biased splices and overlapped welds can also be used to join round urethane belts, though these are more commonly utilised with polyester, iron, or Kevlar reinforced straps. Finally, ensure that no adhesives are used in the manufacturing process, as adhesive-affixed joints are weak.

Aim for a firm hold

Contrary to popular belief, coarse texturised surfaces grip pulleys better and slip less often than polished belts. In fact, with round urethane belting, the surface contact area is what matters: the more connection, the higher the friction coefficient. As a result, smooth belts have a superior grip. However, they are more likely to burn and expand or abrade if made to slip. Therefore, always look for specific rough belting that can assist in overcoming slippage issues.

Temperatures Considerations

The physical characteristics of urethane alter as the temperature increases since it is a thermoplastic. The high-temperature urethane belt can withstand temperatures up to 230°F, although it is costlier. Urethane belts get fragile in the cold. Although round urethane belt makers frequently claim that standard urethane can withstand temperatures as low as -10°F, this is usually not recommended. Hytrel belts are ideal for temperatures below 10°F. As a result, choose a belt that is suited for the surroundings.