SELECTION OF PRODUCTS ACCORDING TO THE PARAMETERS
Type
Group
Refractoriness value
Grain size
Physical condition when delivered
Thermal and additional treatment
Presence of plastifying agent
Method of laying, compacting, application
Binding type 1
Binding type 2
Group, depending on intended purpose
Intended purpose
Reference document for product properties
PGOSA
Type: aluminosilicate
Group: chamotte (Al2O3 28-45%)
Refractoriness value: fire resistance (1580 to 1770°С)
Grain size: fine-grained
Physical condition when delivered: moldable
Group, depending on intended purpose: fire resistant powders and fillers
Intended purpose: for production of mortars, refractory mixes and coating
PGOSB
Type: aluminosilicate
Group: chamotte (Al2O3 28-45%)
Refractoriness value: fire resistance (1580 to 1770°С)
Grain size: fine-grained
Physical condition when delivered: moldable
Group, depending on intended purpose: fire resistant powders and fillers
Intended purpose: for production of mortars, refractory mixes and coating
PGOSV
Type: aluminosilicate
Group: chamotte (Al2O3 28-45%)
Refractoriness value: fire resistance (1580 to 1770°С)
Grain size: fine-grained
Physical condition when delivered: moldable
Group, depending on intended purpose: fire resistant lump and powder semi-finished products
Intended purpose: for solid lining of steel teeming ladles с with the help of sand-throwing machines
PH-45
Type: magnesia spinel
Group: chrome (MgO <40%, Cr2O3 >30%)
Grain size: fine-grained
Group, depending on intended purpose: fire resistant masses and mixes, including concrete
Intended purpose: for repair of open-hearth furnaces and other heat aggregates
PPA-78
Type: high-magnesia
Group: periclase (MgO ≥ 85%)
Grain size: fine-grained
Physical condition when delivered: dry
Method of laying, compacting, application: vibrocompacting
Group, depending on intended purpose: fire resistant masses and mixes, including concrete