To ensure optimal performance and longevity of retractable soot blowers:
| Parameter | Value Range | |-----------|--------------| | Stroke length | 3 – 15 m (10 – 50 ft) | | Lance tube OD | 76 – 102 mm (3 – 4 in) | | Rotation speed | 0.5 – 5 rpm (helical pitch: ~100–300 mm per revolution) | | Travel speed | 0.5 – 1.5 m/min | | Medium | Saturated or superheated steam (10–20 bar), compressed air, or water | | Nozzle type | Forward-jet (impact) or backward-jet (convection cleaning) | retractable soot blower