Site encryption and secure transactions
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To mainland UK on orders of £100+
Site encryption and secure transactions
We accept PayPal, Mastercard, Visa and more
To mainland UK on orders of £100+
RO orange round belting
| Round Belts – Sizes & Properties | ||||||
|---|---|---|---|---|---|---|
| RFC | RL/RLC | RLW | RO | ROS | RLB | |
 |
 |
 |
 |
 |
 |
|
| Hardness | 76 A | 80 A | 80A | 83 A | 83 A | 80 A |
| USDA/FDA | Yes | Yes | Yes | Yes | Yes | Yes |
| Temp. range | -40/+50°C | -40/+55°C | -40 /+55°C | -40/+55°C | -40/+55°C | -40 /+55°C |
| Coeff. friction (Steel) |
0.65 | 0.55 | 0.55 | 0.55 | 0.55 | 0.55 |
| Diameter mm (inch) |
Min. pulley dia. ( mm) |
Pull force (1%) kg. |
Min. pulley dia. (mm) |
Pull force (1%) kg. |
Min. pulley dia. (mm) |
Pull force (0.5%) kg. |
Min. pulley dia. (mm) |
Pull force (1%) kg. |
Min. pulley dia. (mm) |
Pull force (0.3%) kg. |
Min. pulley dia. (mm) |
Pull force (1%) kg. |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 (5/64) | – | – | 15 | 0.06 | – | – | 15 | 0.06 | – | – | – | – |
| 3 (1/8) | – | – | 20 | 0.14 | – | – | 20 | 0.14 | – | – | 20 | 0.14 |
| 4 (5/32) | 20 | 0.2 | 30 | 0.25 | – | – | 30 | 0.25 | – | – | 30 | 0.25 |
| 5 (3/16) | 25 | 0.3 | 35 | 0.4 | – | – | 34 | 0.4 | – | – | 35 | 0.4 |
| 6 (15/64) | – | – | 38* | 0.55* | – | – | – | – | – | – | – | – |
| 6.3 (1/4) | – | – | 40 | 0.6 | – | – | 38 | 0.68 | 42 | 4.5 | 40 | 0.6 |
| 8 (5/16) | 40 | 0.75 | 55 | 1 | – | – | 48 | 1.06 | 54 | 5 | 55 | 1 |
| 9.5 (3/8) | – | – | 65 | 1.4 | – | – | 57 | 1.54 | 64 | 9.5 | 65 | 1.4 |
| 10 (25/64) | – | – | 70 | 1.55 | – | – | – | – | – | – | 70 | 1.55 |
| 12.5 (1/2) | – | – | 85 | 2.5 | 90 | 18 | 75 | 2.72 | 86 | 11.4 | 85 | 2.5 |
| 14 (9/16) | – | – | – | – | – | – | 84 | 3.43 | 95 | 12.3 | – | – |
| 15 (19/32) | – | – | 100 | 3.5 | – | – | – | – | – | – | 100 | 3.5 |
| 16 (5/8) | – | – | – | – | – | – | 95 | 4.25 | 108 | 13.6 | – | – |
| 18 (23/32) | – | – | 120 | 5.1 | 125 | 27 | – | – | – | – | – | – |
| 19 (3/4) | – | – | – | – | – | – | 115 | 6.11 | 127 | 15 | – | – |
| 25 (1) | – | – | – | – | – | – | 150 | 10.6 | – | – | – | – |
* RLC Only