Load Classifications
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| GROUP A-UNIFORM OR STEADY LOAD | GROUP B-MODERATE SHOCK LOAD | GROUP C-HEAVY SHOCK LOAD |
| Conveyors - Uniformly loaded or fed (apron, assembly, belt,
flight, oven, screw) Machines - All types with uniform non-reversing loads Screens-Rotary (uniformly fed), traveling water intake Sewage disposal equipment-inside service (uniformly fed) |
Conveyors - Heavy duty and NOT uniformly loaded (apron,
assembly, belt, bucket, flight, oven, screw) Machines - All types with moderate shock and non-reversing loads. Screens - Rotary (stone or gravel) Elevators - All types |
Drag Conveyors Log Haul Conveyors Machines - All types with severe impact shock loads or speed variations, and reversing service Metal mills - Draw bench Mills - (rotary type) ball, cement kilns, rod mills, tumbling mills |