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High alumina refractory cement CA80

Packed in 25kg/bag, 40 bags/ wooden pallet.
Quantity:
  • CA-80
  • Dezhen
  • 38160

Refractory cement CA-80

ItemsCA-80ECA-80GCA-80A
Refractoriness ºC 1780-1820
     Chemical composition %
Al2O3 min77
CaO max 20
SiO2 max0.5
Fe2O3 max 0.5
Na2O+K2O max0.4
S max0.1
Specific density g/cm3 3.2-3.33.2-3.33.2-3.3
Specific surface area m2/kg min650650650
Initial setting time minutes min303030
Final setting time minutes max360360360
Rupture strength Mpa
6 hr3.0--
24 hr 4.54.04.5
72 hr5.55.05.5
Cold crushing strength Mpa
6 hr10--
24 hr 302530
72 hr403040
Castable performanceCorundum
castable
Low cement castableCorundum
castable
Low cement castableCorundum
castable
Low cement castable
Water addition %5.26.85.26.85.26.8
Flow value mm
Initial flow value200180207180217159
30 minutes185176190171195150
60 minutes177166180164190151
Cold crushing strength Mpa
24 hr room temperature151514151415
110ºC dry 24hr7186761026770
1100ºC heating 6 hr511195511847118



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