Lower nozzle

Lower nozzle

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


Need For Some Help ?

Professional engineers provide solutions and technical drawings


86(411) 84174804



Special product design, please send specific data and drawings to our mailbox or form.

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

Get A Free Consultation
And Estimate