Lower nozzle

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.

Please provide design data for special processing requirements

LMM GROUP self-developed lower nozzle product formula uses plate-like corundum, white corundum, mullite and other main raw materials, selects flake graphite carbon source with good oxidation resistance, adds metal aluminum powder, metal silicon powder and other additives to improve the high temperature resistance Performance, with phenolic resin with high solid content and high residual carbon as binder. After integral molding with the steel shell or high-pressure forming of the blank body alone.

has good volume stability; it has excellent thermal shock resistance, high temperature resistance to fold resistance, good thermal shock resistance, small hole expansion, and good erosion resistance. Wide adaptability and safe use.

Material LMM-9C LMM-9A LMM-14 LMM-14A LMM-34A LMM95CA LMM90CMA LMM-4
MgO 28 5 5
Al2O3 76 68 80 73 85 96.5 90 88
CaO 1.5 1.5 1.5
C 8 6 5.5 8 5
Bulk Density (g/cm3) 2.95 2.7 3.01 2.67 2.97 3.2 3.16 3.07
Apparent porosity(%) 5 9 6.5 6 7 13 13 14


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

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