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Preparations before replacing the furnace rolls

Preparations before replacing furnace rolls:

(1) Before replacement, fully check the spreader body and the corresponding spreader head in advance (there are 4 spreader heads, which are selected according to the diameter and use of the roller, such as the deviation correction roller) to ensure its safe and reliable use (including hanging ornaments and Tightening of connecting parts, counterweight, etc.).
(2) After passing the inspection, place the corresponding spreader head equipment on the spreader.
(3) Check whether the weight adjustment motor can be used normally.
(4) Check and admit that the high collapsed crane can be used normally.
(5) Remove the steel structure guardrail in front of the furnace roller of the equipment.
(6) Transport the furnace roll to the site and check the size of the furnace roll related equipment.
(7) Prepare replaceable parts in advance according to the characteristics of the parts according to the furnace roll drawings of different standards.


As professional one-stop solution provider, LIAONING MINERAL & METALLURGY GROUP CO., LTD(LMM GROUP) Established in 2007, and focus on engineering research & design, production & delivery, technology transfer, installation & commissioning, construction & building, operation & management for iron, steel & metallurgical industries globally. 

Our product  have been supplied to world’s top steel manufacturer Arcelormittal, TATA Steel, EZZ steel etc. We do OEM for Concast and Danieli for a long time.

LMM Main product series

Core technology products:

  • magnesia carbon brick
  • slide gate plate
  • graphite electrode

Core technology products:

  • Hss roller
  • cast steel rolls
  • tungten carbide ring roller

Core technology products:

  • copper mould tube
  • copper mould plate
  • assembly & cooling jackts

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