Fused Cast Skid Rail Block Back

Fused cast skid rail block
Fused cast skid rail block
Fused cast skid rail block
Fused cast skid rail block
Fused cast skid rail block
  • Apparent Prosity (%) : 3.55
  • True density g/cm3 : 350
  • Cold Crushing Strength Mpa: 120
  • Hot Crushing Strength 1300℃ Mpa : /
  • Exudation temperature of Glass phase℃: 0.9
  • Thermal conductivity 1250 ℃: W/MK: 9.2

Features

Physical and chemical index TY-GM20

Item Behaviors TY-GM20
Special Typical
Chemical Composition % Al2O3 71-74 73
ZrO2 19-22 20.5
SiO2 5-8 6.0
Fe2O3 ≤0.5 0.3
Na2O ≤1.0 0.5
CaO ≤0.5 0.5
Apparent Prosity (%) 5-8 <8
True density g/cm3 ≥3.0 3.55
Cold Crushing Strength Mpa ≥250 350
Hot Crushing Strength 1300℃ Mpa   120
Exudation temperature of Glass phase℃    
Line Expansion 1150℃ %   0.9
Thermal conductivity 1250 ℃: W/MK   9.2
Bulk Density (g/cm3) PT(RN)   ≥3.0
WS(VF)   ≥3.2
Crystallographic analysis % Corundum 71
Mullite -
Glass Phase: 9
Baddeleyite 20

Application: for SKID RAILs refractories of STEEL reheating furnace.
It is mainly used in areas that require high abrasion and temperature resistance, such as gliding rail bricks in steel pusher metallurgical furnaces, the tapping platform (tapping spout) style walking beam furnaces, and also as the interior for destructors.
 

Parameter

Physical and chemical index TY-GM5

Item Behaviors TY-GM5
Special Typical
Chemical Composition % Al2O3 71-74 73
ZrO2 4.5-6 5.5
SiO2 17-20 19
Fe2O3 ≤0.5 0.5
Na2O ≤1.0 1.0
CaO ≤0.5 0.5
Apparent Prosity (%) 5-8 <8
True density g/cm3 ≥3.0 3.54
Cold Crushing Strength Mpa ≥250 350
Hot Crushing Strength 1300℃ Mpa   45
Exudation temperature of Glass phase℃    
Line Expansion 1150℃ %   0.9
Thermal conductivity 1250 ℃: W/MK   4.6
Bulk Density (g/cm3) PT(RN)   ≥3.0
WS(VF)   ≥3.2
Crystallographic analysis % Corundum 39
Mullite 41
Glass Phase: 15
Baddeleyite 5
Application: for SKID RAILs refractories of STEEL reheating furnace,

It is mainly used in areas that require high abrasion and temperature resistance, such as gliding rail bricks in steel pusher metallurgical furnaces, the tapping platform (tapping spout) style walking beam furnaces, and also as the interior for destructors.


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