■ Manufacturing process: casting, heat treatment, machining, non-destructive testing;
■ Casting: resin sand modeling, intermediate frequency furnace smelting, refining outside the furnace;
■ Heat treatment: normalizing + tempering, normalizing adopts spray cooling;
■ Matrix structure: martensite + carbide;
■ Hardness: HRC≥58
■ Service life: more than 8500 hours;
■ Brand and model of cement vertical mill
 
| 
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 | 
 | 
| 
 | HRM1300 | UM46.4SN | 
| 
 | HRM1500 | UM50.4 | 
| 
 | HRM1700 | UM35.3 | 
| 
 | HRM1900 | UM56.4 | 
| 
 | HRM2200 | UM46.4SN | 
| 
 | HRM2400 | UM38.4 | 
| 
 | HRM2800 | UM14.20D×2 | 
| 
 | HRM3400 | UM46.4×2 | 
| 
 | HRM3700 | UM50.470×2 | 
| 
 | 
 | UM46.4SN X 2 | 
| 
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