certific at e - NOC international
certific at e - NOC international
certific at e - NOC international
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Extended modified service life<br />
Transmissions in general machine engineering<br />
Universal transmissions 5.000 - 20.000 h<br />
Gear motors 5.000 - 20.000 h<br />
Large transmissions, st<strong>at</strong>ionary 20.000 - 80.000 h<br />
Conveying machines and equipment<br />
Conveyor belt drives in open pits 10.000 - 30.000 h<br />
Conveyor belt roller carriers in open pits 10.000 - 30.000 h<br />
Conveyor belt roller carriers in general 10.000 - 30.000 h<br />
Discharge pulleys, tail drums 10.000 - 30.000 h<br />
Bucket wheel excav<strong>at</strong>ors /crawler unit 5.000 - 15.000 h<br />
Bucket wheel excav<strong>at</strong>ors /bucket wheel 30.000 - 50.000 h<br />
Tunnel driving machines:<br />
Drilling head main bearings 5.000 - 10.000 h<br />
Bucket wheel excav<strong>at</strong>or /bucket wheel drive 30.000 - 50.000 h<br />
Hoisting cable pulleys 50.000 - 80.000 h<br />
Cable pulleys, depending on applic<strong>at</strong>ion 8.000 - 30.000 h<br />
Pumps, fans, compressors<br />
Ventil<strong>at</strong>ors, fans 20.000 - 100.000 h<br />
Air prehe<strong>at</strong>ers > 100.000 h<br />
Radial piston pumps, centrifugal pumps 1.000 - 20.000 h<br />
Gear pumps 1.000 - 20.000 h<br />
Compressors 30.000 - 80.000 h<br />
Centrifuges, agit<strong>at</strong>ors<br />
Centrifuges 40.000 - 60.000 h<br />
Large agit<strong>at</strong>ors 40.000 - 50.000 h<br />
Crushers, grinding mills, classifiers etc.<br />
Jaw crushers, cone crushers, double roll mills 25.000 - 40.000 h<br />
Be<strong>at</strong>er mills, hammer crushers, impact crushers 40.000 h<br />
Tube mills 100.000 h<br />
Swing mills 30.000 - 60.000 h<br />
Breaking plant mills 60.000 - 100.000 h<br />
Roller presses 40.000 h<br />
Swinging sieves, imbalance motors 10.000 - 30.000 h<br />
Briquetting presses 40.000 h<br />
Revolving furnace rollers > 100.000 h<br />
Paper processing and printing machines<br />
Paper machines/wet process 50.000 - 100.000 h<br />
Paper machines/dry process h<br />
Guiding rollers 50.000 - 120.000 h<br />
Drying cylinders 50.000 - 150.000 h<br />
Glazing cylinder 50.000 - 200.000 h<br />
Paper machines/refiners,<br />
Pulpers, flo<strong>at</strong>ing rollers 50.000 - 100.000 h<br />
Calender rollers, tambour rollers 50.000 - 100.000 h<br />
Printing presses 30.000 - 60.000 h<br />
Textile machines 10.000 - 50.000 h<br />
Plastics processing<br />
Plastics screw extruders, rubber and<br />
plastics calenders 20.000 - 100.000 h<br />
Source: Brändlein et al., Die Wälzlagerpraxis, Mainz 1998<br />
KRW 115
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