Corundum Brick

Fa’idodin samfur: babban ƙarfi, juriya mai zafi mai ƙarfi, juriya mai lalata, da ingantaccen kwanciyar hankali.

samfurin samfurin

Babban tubalin corundum mai tsafta yana amfani da tabular corundum da fused corundum azaman manyan kayan albarkatun ƙasa, ta hanyar kimiya da kimantawa mai kyau, tare da ingantattun abubuwan ƙari, ƙwanƙwasa matsin lamba, ƙwanƙwasa zafin jiki, da samfuran ƙirar suna halin babban ƙarfi da babban zafin jiki. juriya. Rashin juriya da kwanciyar hankali mai kyau na sunadarai.

Alamar jiki da sinadarai

aikin	Babban tsarki corundum tubali Farashin DL-99	Corundum mullite tubalin DL-95	Corundum mullite tubalin DL-90	Corundum mullite tubalin DL-80
AI2O3% ≥	99	95	90	80
SiO2 ％ ≤	0.3	3.0	9.0	18
Fe2O3 ≤ ≤	0.2	0.2	0.5	0.5
R2O% ≤	0.3	0.6	0.6	0.4
Girma mai yawa/(g/cm³)	3.0	2.9	2.85	2.7
Ƙarfin ƙarfi a zafin jiki na ɗaki/Mpa≥	75	100	100	60
Refractoriness ℃	1790	1790	1790	1790
Load softening fara zafin jiki 0.2Mpa ℃ ≥	1700	1700	1700	1650
Canjin layin sake kunnawa (1600 ℃ × 3h)% ≤	0.2	0.2	0.2	0.3
Lokacin kwanciyar hankali na zafi 1100 ≥ sanyaya ruwa≥	6	10	10	20