April 19, 2018

PL-37 (PLASTIC REFRACTORIES)

Technical Indexes of PL – 37    
     
     
Max. service temperature 1.750ºC
Min. time before firing Anytime after installation
Setting characteristic Air & heat setting
Weight to place (t/m3) 2.75
Bulk density (g/cm3) 110ºC (24h) 2.60
  Al2O3 75
Chemical composition (%) SiO2 16
Linear change (%) 110ºC (24h) -1.2
1000ºC (3h) -1.4
1300ºC (3h) -1.6
  110ºC (24h) 2.5
  1000ºC (3h) 3.0
Modulus of rupture (Mpa) 1300ºC (3h) 4.0
  1500ºC (3h) 5.0
  500ºC  1.023
Thermal conductivity  1000ºC 1.151
Thermal expansion (perºC) 8.0×10-6
Packing 30 kg/doos
Storage life (month) 4
Installation Ramming