Shaped Bauxite Ceramic Tunnel Kiln Refractory Bricks Medium Duty Firebrick AIA-1 manufacturer from China Rongsheng Kiln Refractory Company Group

$Shaped Bauxite Ceramic Tunnel Kiln Refractory Bricks Medium Duty Firebrick$

$Shaped Bauxite Ceramic Tunnel Kiln Refractory Bricks Medium Duty Firebrick$
$Shaped Bauxite Ceramic Tunnel Kiln Refractory Bricks Medium Duty Firebrick$

Shaped Bauxite Ceramic Tunnel Kiln Refractory Bricks Medium Duty Firebrick

Place of Origin:

Guangdong, China (Mainland)


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Product Detail

Model No.: AIA-1

High Quality Kiln Refractory Materials Produced By High Quality Bauxite<

High Quality Kiln Refractory Materials Produced By High Quality Bauxite

Description:

high alumina brick

Feature:

1. bricks are made from high quality bauxite
2. dry pressed
3. burned under tunnel kiln
4. accurate dimension
5. high strength

Product specification:

standard form, normal standard, shaped and special shaped bricks.Can be used in various kilns because of its cheapness and general tray package. Among all of the refractory materials, it is the mostly used in the key positions.Molding method: it has down draft kiln and tunnel kiln and the general sintering temperature is 1360-1480 degrees. It is a kind of aluminosilicate refractory product which aluminum oxide (Al2O3) content is higher than 48%.

Applications:

1. Steel furnaces
2. Iron making furnaces
3. Glass kiln
4. Ceramic tunnel kiln
5. Cement kiln

Specifications:

High aluminum refractory bricks physiochemical index

Item		Properties
Item		LZ-80	LZ-75	LZ-65	LZ-55	LZ-48
Al₂O₃ ,%		80	≥75	≥65	≥55	≥48
Refractoriness °C		≥1790	≥1790	≥1790	≥1770	≥1750
Bulk density,g/cm³		2.65	2.5	2.45	2.4	2.3
Softening temperature under load		1530	≥1520	≥1500	≥1470	≥1420
Permanent linear change,%	1500°CX2H	+0.1 -0.4	+0.1 -0.4	+0.1 -0.4	+0.1 -0.4
Permanent linear change,%	1450°CX2H					+0.1 -0.4
Apparent porosity,%		22	≤23	≤23	≤22	≤22
Cold Crushing strength Mpa		55	≥50	≥45	≥40	≥35
Application		All industrial furnace