porosity ya chini, utulivu wa juu wa kemikali, utendaji wa joto la juu, upinzani wa kuvaa juu
Bidhaa hiyo kawaida hutumiwa kama vifaa anuwai vya tanuru kwa madini, petrochemical, petroli, mashine, vifaa vya ujenzi na tasnia zingine.
Vipengee | Kitengo | A600 | A700 | G9 | ||
Muundo wa kemikali | Al2O3 | % | 50-60 | 50-60 | 53.5 upeo | |
CaO | % | Dakika 33 | Dakika 33.00 | Dakika 33.00 | ||
SiO2 | % | 8.00 upeo | 8.00 upeo | 5.50 max | ||
Fe2O3 | % | 2.50 max | 2.50 max | 2.50 max | ||
RO2 | % | 0.4 upeo | 0.40 max | 0.40 max | ||
Uso Maalum wa Aea | cm3/g | 3000 max | 3000 max | Dakika 350 | ||
Seti ya Mwanzo | min | Dakika 60 | Dakika 60 | Dakika 90 | ||
Kumalizia Seti | h | 6 kiwango cha juu | 6 kiwango cha juu | 6 dakika | ||
Nguvu ya Kuinama | siku 1 | Mpa | 5.50 max | Dakika 7.00 | Dakika 8.00 | |
siku 3 | Mpa | 6.50 max | Dakika 8.00 | Dakika 10.00 | ||
Nguvu ya Kukandamiza | siku 1 | Mpa | 40.00 max | Dakika 50.00 | Dakika 72.00 | |
siku 3 | Mpa | 50.00 max | Dakika 60.00 | Dakika 82.00 | ||
Refractories | ℃ | 1350 | 1350 | 1450 |
Vipengee | Kitengo | CA-70 | CA-80 | ||
Muundo wa kemikali | Al2O3 | % | 68.50-72.00 | 78.50-81.00 | |
CaO | % | 28.0-31.50 | 17.00-20.00 | ||
SiO2 | % | ≤0.50 | ≤0.40 | ||
Fe2O3 | % | ≤0.50 | ≤0.30 | ||
K2O+Na2O | % | ≤0.50 | |||
Uso Maalum wa Aea | Cm2/g | ≥5000 | ≥7000 | ||
Seti ya Mwanzo | min | ≥45 | ≥30 | ||
Kumalizia Seti | h | ≤6 | ≤6 | ||
Nguvu ya Kuinama | 24h | Mpa | ≥7.0 | ≥5.50 | |
Inakandamiza Nguvu | 24h | Mpa | ≥45 | ≥40 | |
Refractories | ℃ | ≥1600 | ≥1790 |