One stop solution for steel industry


Brand name: LMM GROUP
Packing Details : Wooden box with fumigation or Wooden Fram
Delivery Details: 30~60days or Based on the quantity
Shipping: Sea freight、Land freight、Air freight

LMM GROUP have been supplied to world’s top steel manufacturer :

Australia: Liberty steel/Bluescope steel
Iran: Oxin steel
Italy: JSW steel
United Arab EmiratesEmirates Steel
Egypt:Ezz Steel
Russia:MMK,Mechel, NLMK
Luxembourg:RIVA Group,ArcelorMittal
Turkey: Tosyalı Holding,İçdaş,Erdemir Group
Spain: Liberty Steel Group,CELSA Steel Group
India: tata-steel,SAIL, SPL,Erdemir Group etc. We do OEM for Concast and Danieli for a long time

The function of the integral stopper is mainly used to control the flow of the tundish. The integral stopper rod is installed in the tundish when in use. The flow of molten steel into the crystallizer can be adjusted by controlling the position of the stopper head to the tundish nozzle, and argon or other inert gas can also be blown into the tundish through the argon blowing hole to prevent the nozzle Clogged.

Index Stopper head Body
Aluminum carbon Magnesium Carbon
Al2O3 ≥50 ≥45
C+SiC ≥15 ≥15 ≥20
MgO ≥56
Bulk Density(g/cm3): ≥2.60 ≥2.40 ≥2.40
parent porosity(%) : ≤16 ≤18 ≤17
Cold crushing strength(Mpa): ≥22 ≥20
cold bending strength ≥7 ≥5
Thermal Shock Resistance ≥5



The company strictly according to modern enterprise management requirements set up a perfectquality assurance system, and passed the ISO9001:2008 quality management system certification,ISO14001:2004 environmental management system certification, OHSAS18001:1999 occupationalhealth and safety management system certification.

Service Display

Recommend suitable products according to the actual working conditions and needs of customers.It can also bedeveloped and designed according to needs, and customized services can be provided. During the epidemic, provide remote detection technical support.

Strict quality control:
From raw materials, to the production process and befor eleaving the factory, all performance indicators arestrictly tested, and the professional QC team controls according to the process.

After-sales service:
Quality assurance and Resolution of any issues that arise 

About LMM

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.

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