tubali mai lankwasa ya ƙunshi Al2O3 game da 30% ~ 45%, kuma abun ciki na silica yana ƙasa da 78%. tubali mai lankwasa na cikin kayan da ke da rauni na acid. lankwasa refractory block ne resistant zuwa acid slag da kuma yashwar da acid gas, amma alkali juriya ikon ne a bit matalauta. lankwasa refractory tubalan suna da halaye na mai kyau thermal yi da kuma mai kyau thermal girgiza juriya.
Lankwasa Wuta | |||
Fihirisa | 40-45% Alumina Fireclay Brick | 30-35% Alumina Fireclay Brick | |
Abu | Naúrar | 1600°C | 1500°C |
Yawan yawa | g/cm³ | 2.2 | 2.1 |
Bayyanar Porosity | % | 22 | 24 |
Modulus na Rupture | kg/cm² | 90 | 80 |
Ƙarfin Murƙushe Sanyi | kg/cm² | 300 | 250 |
Layin Layi 1350°C | % | 0.2 | 0.2 |
Refractoriness Karkashin Load | °C | 1450 | 1300 |
An fi amfani da tubalin wuta mai lanƙwasa don rufin rufin zafi ko goyan bayan yadudduka masu hana zafi na wasu kayan da ke jujjuyawa. da refractory rufi ko zafi-insulating kayan na masana'antu, kamar ethylene pyrolysis tanderu, tubular tanderu, gyara tanda na roba ammonia, gas janareta da high-zazzabi shullte kilns, da dai sauransu.