Alumina kumfa tubalin wuta sabon nau'in kayan aikin dumama zafin jiki ne kuma an yi shi da alumina masana'antu a cikin tanderun lantarki ta hanyar narkewa da busa. alumina kumfa refractory bulo crystal form ne a-Al2O3 microcrystal da babban jiki ne alumina kumfa wanda za a iya sanya su zama kowane irin kayayyakin da daban-daban siffofi domin bauta wa mafi girma zafin jiki na 1800 ℃ tare da high inji ƙarfi da kuma low girma yawa.
Aluminum bubblle firebrick rungumi dabi'ar alumina kumfa ball a matsayin babban albarkatun kasa, high yi ultrafine foda a matsayin annexing wakili da Organic abu a matsayin dauri wakili ta gyare-gyare da bushewa, sa'an nan kuma ana kora a cikin high zafin jiki jirgin kiln.
Aluminum bubblle wuta tubali yana da fasali na zafi rufi da low thermal watsin, wanda zai iya haifar da babban zafi insulating sakamako, rage zafi sharar gida da kuma inganta thermal yadda ya dace. Yin amfani da bubble refractory aluminium zai iya adana makamashi har zuwa 30%. kuma alumina kumfa block' zazzabi sabis yana da girma har zuwa 1750 ℃. kwanciyar hankali na thermal yana da kyau kuma sauye-sauyen canjin layi na reheating yana da ƙasa, shingen kumfa na aluminum na iya haifar da tsawon rayuwar sabis.
Abu | Alumina Bubble Brick | |||
Nau'ukan | Naúrar | 85# | 90# | 99# |
Matsakaicin zafin sabis | ℃ | 1680 | 1700 | 1800 |
Farashin 2O3 | % | ≥85 | ≥90 | ≥99 |
SiO2 | % | ≤15 | ≤8 | ≤0.2 |
Fe2O3 | % | ≤0.2 | ≤0.2 | ≤0.2 |
Yawan yawa | g/cm3 | 1.4-1.7 | 1.4-1.7 | 1.4-1.7 |
Ƙarfin Murƙushe Sanyi | MPa | ≥12 | ≥10 | ≥9 |
Ƙarƙashin Ƙarƙashin Ƙarfafawa (0.1MPa, 0.6%) | ℃ | ≥1650 | ≥1760 | ≥1760 |
Maimaita Canjin Lantarki (1600℃*3h) | % | ± 0.3 | ± 0.3 | ± 0.3 |
Thermal Expansion Coefficient (Zazzabi -1300 ℃) | ×10-6℃-1 | ~7.8 | ~8.0 | ~8.6 |
Thermal Conductivity (Matsakaicin zafin jiki 800 ℃) | W/ (m·K) | ≤0.8 | ≤1.3 | ≤1.5 |
Alumina kumfa tubali wani nau'i ne mai mahimmancin kayan haɓakawa don tsayayya da babban zafin jiki da buƙatun matsayi na murhu da murhu, wanda galibi ana amfani da shi azaman bulo mai insulating don rufin tanderu da murhu, kuma ana iya amfani da bulo na bulo na aluminum don sabis. rufi a cikin kera babban ma'adini mai tsafta don masana'antar lantarki kamar yumbu mai rufi a cikin injin turbin iskar gas da rufin baya a cikin reactors.
RS refractory factory a matsayin ƙwararren alumina kumfa bulo masana'anta a china, da yawa gasa abũbuwan amfãni a kasuwa. idan kuna da buƙatun tubalin kumfa na aluminium, ko kuna da wasu tambayoyi akan bubble bubble na aluminum game da alamun jiki da sinadarai, da fatan za a tuntuɓe mu kyauta, za mu ba ku bulo mai ƙyalli na aluminum kumfa mai inganci.