Details of our high alumina lining brick

1.The content of Al2O3 more than 48%,

2.The Refractoriness temperature is more than 1770℃,

3. Refractoriness under load is 1470℃~1530℃

4. Made by bauxite clinker, usually used as the lining of rotary kiln , glass furnace and etc.

5. It can be divide to three types in China:

I : the content of Al2O3 more than 75%

II: the content of Al2O3 is 60%-75%

III: the content of Al2O3 is 48%-60%

Advantages feature of our high alumina lining brick

1.High refractoriness,  

2.Good spalling resistance      

3.Anti alkaline /acid erosion

4.Good thermal shock resistance

5. High Refractoriness under load 

6.High mechanical strength;

7.Good volume stability at high temperature

The physical and chemical indicators of our high alumina lining brick

Item	Index
International code name	SK35	SK36	SK37	SK38	SK40
Al2O3 %	≥48	≥55	≥65	≥75	≥80
Fe2O3 %	≤2	≤2	≤2	≤2	≤2
Refractoriness °C	≥1750	≥1770	≥1790	≥1790	≥1790
Apparent porosity %	≤22	≤22	≤23	≤23	≤21
Cold crushing strength Mpa	≥39	≥44	≥49	≥54	≥65
Refractoriness under load(0.2MPa) °C	≥1420	≥1470	≥1500	≥1520	≥1530
Reheating Linear Change (1500°C 2h) %	+0.1~ -0.4 *1450°C	+0.1~ -0.4	+0.1~ -0.4	+0.1~ -0.4	+0.1~ -0.4

Applications of our high alumina lining brick

They were widely accepted in thermal equipment of metallurgy, petroleum, chemical industry, construction materials, machinery,etc.

1.Metallurgical industry: ethylene cracking furnace, hydrogen furnace, etc.

2.Ceramic industry: rotary kiln, push board kiln,etc.

3.Industry: glass kiln heat storage room,etc.

4.Carbon industry: carbon calciner, etc.

5.Aluminum electrolytic industry: aluminum electrolytic tank, etc.

6.Other industries: tunnel kiln, shuttle kiln, ball mill,etc.

TEL:18134731888

Email: ellen at literefractory.com or admin at literefractory.com