SELECTION OF PRODUCTS ACCORDING TO THE PARAMETERS
Type
Group
Refractoriness value
Porosity degree
Heat treatment method
Molding process
Binding type 1
Binding type 2
Intended purpose
scope of application
Reference document for product properties
Reference documents for product dimensions
PBSP-88 (NOZZLE)
Type: high-magnesia
Group: periclase (MgO ≥ 85%)
Refractoriness value: fire resistance (1580 to 1770°С)
Porosity degree: average dense (Ptot 20-30%)
Heat treatment method: unburnt
Molding process: semidry forming
Intended purpose: technology
scope of application: for steel teeming from ladle
PGRBS-90
Type: oxicarbonous
Group: periclase-carbonaceous (С 2-40%, MgO ≥ 60%)
Refractoriness value: fire resistance (1580 to 1770°С)
Heat treatment method: unburnt
Molding process: semidry forming
Intended purpose: technology
scope of application: for steel teeming ladle slide gates
PHC
Type: magnesia spinel
Group: periclase-chrome (MgO ≥ 60%, Cr2O3 4-20%)
Refractoriness value: high fire resistance (1770 to 2000°С)
Porosity degree: average dense (Ptot 20-30%)
Heat treatment method: burnt
Molding process: semidry forming
Intended purpose: repair/construction
scope of application: for lining of revolving furnaces, used in cement sector and other industry sectors
PHGB
Type: magnesia spinel
Group: periclase-chrome (MgO ≥ 60%, Cr2O3 4-20%)
Refractoriness value: high fire resistance (1770 to 2000°С)
Porosity degree: compacted (Ptot 16-20%)
Heat treatment method: burnt
Molding process: semidry forming
Intended purpose: repair/construction
scope of application: for laying of arches of open-hearth, tandem and electric-steelmaking furnaces
PHGT
Type: magnesia spinel
Group: periclase-chrome (MgO ≥ 60%, Cr2O3 4-20%)
Refractoriness value: fire resistance (1580 to 1770°С)
Porosity degree: dense (Ptot 10-16%)
Heat treatment method: heat treated
Molding process: semidry forming
Intended purpose: repair/construction
scope of application: for steel teeming from ladle
