A tlangpuiin, market-ah hian high-temperature alumina tam tak a awm., entirnan, low-temperature siamtu tam tak chuan thil dang an dah belh a, mahse a leh alumina danglamna chu a nihna atanga thlir tur a ni.
Temperature a sang thei a, alumina a awm thei bawk.
1, Type alumina hi aluminum hydroxide dehydration atanga siam a ni a, 140-150℃. a ni bawk a, industry ah chuan activated alumina leh aluminum glue an ti bawk.
2, - AL ν O ₃ chu 950 ~ 1200℃- Al ν O 3 (corundum)-ah a inthlak thei a, volume a tlahniam nasa hle.
3, - Al? O? A rilru a buai em em a, a rilru a hah em em bawk a. 2000 ± 15℃.
Alumina hian melting point 2000℃aia tam a nei. Tuiah chuan solid insoluble a ni thei. a thlum lo, a texture a harsa a, moisture absorb awlsam mahse deliquescent. amphoteric oxide a mi a ni a, chu chu inorganic acid leh alkaline solutions-ah te, leh almost insonoble-ah te a inthiar thei a, chu chu almost in water leh almost in water leh almost in water leh almost in water leh almost in water leh almost in water leh almost alkaline solutions A temperature a sang em avangin refractory. atan hman theih a ni.
Temperature sang alumina hi alumina calcined a ni a, chu chu a tlangpuiin crystal form, acid leh alkali corrosion resistance leh strength sang tak a ni a, a tlangpuiin sealant leh filler alumina. ang chi corundum kan hriat chian ber a ni a, IS - AL2O3 hi precision instruments bearing atan hman theih a ni a, chu chu diamond, grinding agent, polishing agent, polishing agent, polishing agent, polishing agent te a ni.
An pahnih property atang hian high-temperature alumina leh alumina. te hi refractory materials atan a tha a, pakhat chu a harsa a, thil chhe thei lo tan pawh hman theih a ni a, chutiang chuan field hrang hrangah an chanvo hrang hrang an play thei ang.
