YK

Shenyang Metallurgical Mining

Manufacturer of Heavy-Duty Grinding Machinery

MLK3250MLK Vertical Roller Mill

Nominal Grinding Track Diameter:3250mm | Output:75t/h

MLK3250

Product Features

  • • Designed for slag grinding in steel mills; also suitable for cement clinker and other chemical raw material grinding.
  • • Overcomes the key technology of "stable bed formation to prevent vibration," ensuring stable and reliable operation.
  • • Iron removal technology inside the mill effectively separates ferrous impurities
  • • Wear-resistant design for rollers and grinding table for extended service life
  • • High-efficiency classifier for uniform final particle size

Key Technical Specifications

Mill SpecificationsMLK3250
Output (t/h)75
Power (kW)2800
Nominal Grinding Track Diameter (mm)3250
Separator Power (kW)200
Rolling pressure (kN/m²)1200
External circulation volume20%
Allow Raw Material Moisture≤18%

How it works

The MLK vertical roller mill is an externally loaded disc-type mill. The electric motor drives the grinding table via a main reducer, causing the table to rotate and three grinding rollers to spin. Blast furnace slag enters the mill's feed trough through the feeding device and drops to the center of the grinding table. Under centrifugal force generated by the rotating table, the slag moves toward the table's edge and is ground in the zone between the lower part of the grinding rollers and the upper part of the table liner. The ground material passes over the dam ring at the table's edge, where it is lifted by hot air jets from the nozzle ring into the classifier mounted above the mill. The classifier separates fine particles that meet specifications; coarse material falls back onto the grinding table via the return chute for re-grinding. Iron particles not carried away by the hot air are separated by a precision magnetic separator during the external circulation process.

Product Description

MLK3250 Vertical Roller Mill is designed for medium-to-large slag grinding systems, with a capacity of 75 t/h and a main motor power of 2800kW.

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Liao ICP Ready 06005162 Number-3