The products of LMM Group have been exported to more than 90 countries, countries & areas in America, Europe, Southeast Asia, the Middle East, Africa, Asia, etc, forming strong and core competitiveness in steelmaking, continuous casting, rolling areas to supply high value-added, green, intelligent and one-stop solution and service to global customers in iron, steel, metallurgical industries, etc.
LMM product segment
Please provide design data for special processing requirements
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 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
Adopting excellent white corundum,flake graphite etc,and produced with scientific process and strict technology, which has perfect anti-thermal shock, anti-corrosion, anti-erosionand anti-oxidation properties.
1.Gasket
2.Steel nuts connection prevents the stoppers from coming off.
3.The monolithic body is Al-C materials with perfect anti-thermal shock property.
4.Anti-oxidation coating prevents the products from oxidation .
5.Porous plug, even ventilation, to stop the molten steel intothe inner hole of stoppers
6.The head of stopper adopts compound materials, which has better anti-corrosion property.
Item | Body | Stopper Rod | ||
Alumina-Graphite | Magnesia-Graphite | |||
Chemical Composition | Al2O3 | ≥45 | ≥75 | ··— |
MgO | — | — | ≥75 | |
C+SiC | ≥25 | ≥10 | ≥10 | |
Bulk Density (g/cm3) | ≥2.60 | ≥2.75 | ≥2.70 | |
Apparent Porosity(%) | ≤20 | ≤16 | ≤16 | |
Cold Crushing Strength(MPa) | ≥20 | ≥25 | ≥20 | |
Modulus of Rupture-Room Temp (MPa) | ≥7.0 | ≥7.0 | ≥5.0 | |
Thermal shock resistance(sequence) | ≥5.0 | ≥5.0 |
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
Continuous casting series:
Smart Steel Plant series: