About Dalian Horton

HORTON Group, with more than 25 years experience in Metallurgy field, is dedicated to supplying top quality products in the Steel and Foundry Industry. Horton could provide quality products, expert technical support and high level of service for the customers worldwide. HORTON offers solution service for steel and Metallurgy industry. The main products we can offer include:Graphite Electrodes, Special Graphite Products, Various Refractory Bricks, Monolithic Refractory, Stopper Rods, Ladle Shroud, Nozzels, Casting Rolls for Rolling Mill, Tungsten Carbide Rings and Composite Rolls, Ceramic Rolls, Various type of Bearings, Casting and Mechanical Components, Special Casting Sands (Ceramsite), Investment Casting etc.All our products are manufactured to meet stringent ISO requirements. We have successfully cooperated with a large number of customers at home and abroad. We, wholeheartedly welcome friends of related fields from all over the world to contact with us. Your production need have been our first priority. We are proud to place our expertise, our skill and our facility at your service. Our ultimate goal is the pursuit of your satisfaction!
Tundish Porous Upper Nozzle

To solve clogging problem occurred on conventional tundish upper nozzle and submerged entry nozzle, Horton developed porous upper nozzle serial products including fast-change type and normal type. The replacement of SEN may be done during casting when using Horton serial fast change porous upper nozzles, and longer tundish casting sequence is obtained. Horton has offered porous upper nozzles to a decade of steelworks, gaining high customer satisfaction.

Al2O3 %  Min. 80 80 80
C+SiC %  Min. 10 10  
Bulk Density  g/cm3  Min.


3.15 3.1 3.15
Cold Crushing Strength  MPa  Min. 60 45 70
Modulus of Rupture     MPa  Min. 12 10 15
Apparent Porosity %  Max. 10 16 15
Permeability % - 100 -