High Temperature Furnaces Insulation Bricks Bubble Alumina Brick

Bubble Alumina Bricks Used For The Lining Of High Temperature Furnaces 

Characteristic:

1. High temperature resistance.

2. Low thermal conductivity.

3. Good thermal insulation.

4. High strength.

5. Can direct contact with flame.

6. Good chemical stability (acid-base erosion resistance ).

7. Low bulk density (lighter than the same kind of material ,thin kiln wall, low cost ) .

Specifications

1. High temperature resistance. 
2. Good thermal insulation. 
3. Professional manufacturer.

Alumina hollow ball brick, Alumina bubble brick , Alumina hollow sphere brick , Hollow alumina sphere bricks  

Alumina hollow ball brick used the alumina hollow ball, corundum powder, and claimed powders mixed at definite proportion as raw material. After mixing, drying, forming, firing at high temperature shuttle kiln made.

Specifications:

	Bubble Al2O3 brick
	LKZ-88	LKZ-98
Max service temperature	1650	1800
Al2O3%≥	88	98
SiO2%≤	-	0.2
Fe2O3%≤	0.3	0.2
BD g/cm3≤	1.30-1.45	1.40-1.65
CCS  Mpa≥	6	8
RUL (0.1Mpa,0.6%)≥	1650	1650
PLC 1600x 3h%≤	0.3	0.3
Mpa   W/m.k≤	0.9	1
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