AT20 PRO BRECOprotect® Open Length (M)/Joined (V)
Polyurethane, Steel reinforced, extruded open length & joined – High Power AT Profile in metric pitch with trapezoidal tooth form
| BRECOprotect® |
|---|
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| AT20 PRO |
| Belt widths b (mm) | |||
|---|---|---|---|
| 25 | 50 | 75 | 100 |
| AT20 PRO (M/V) | Available lengths and versions |
| Standard delivery lengths (M) | 50 m – roll |
| Cut to lengths/lengths > 100m | On request |
| Minimum length joined (V) | 1260mm |
| Standard material | TPUAU1 |
| Belt colour | Blue |
| Belt widths | Only belt widths listed in the table available |
Drive Type A
| Type A | M | V | ![]() |
|---|---|---|---|
| Zmin | 18 | 18 | |
| dmin | 120 | 120 |
Drive Type B
| Type B | M | V | ![]() |
|---|---|---|---|
| Zmin | 25 | 25 | |
| dmin | 180 | 180 |
Zmin = Minimum number of teeth.
dmin = Minimum diameter (mm)
Calculation as per specifications for BRECO® M and BRECO® V timing belts.
| AT20 PRO (M/V) | Admissible tension cord strength Fadm/Specific elasticity/Belt weight | |||||
| Belt widths | b (mm) | 25 | 50 | 75 | 100 | |
| M | Steel tension member | Fadm (N) | 5600 | 11200 | 16800 | 22400 |
| Specific elasticity | Cspec (N) | 1.4-106 | 2.8-106 | 4.2-106 | 5.6-106 | |
| V | Steel tension member | Fadm (N) | 2800 | 5600 | 8400 | 11200 |
| Belt weight | Standard | kg/m | 0.240 | 0.480 | 0.720 | 0.960 |


