Good Price Insulating Brick High Aluminium Brick

With many years of manufacturing experience, we are committed to being the leading brand in the Mullite Insulating Brick, Anchor Brick, Silicon Carbide Rod industry. We are committed to ensuring that we provide our customers with the highest standards of service. Any interest, make sure you really feel free to get hold of us. We can transform our technology and talent advantages into improving our independent innovation ability. In line with the business philosophy of honesty, faith and striving, our company is developing rapidly and deeply loved by the majority of consumers.

1.Bubble Alumina Brick Description

Bubble Alumina Brick is a kind of energy-saving heat insulation material of ultra-high temperature material. It is made of alumina hollow ball and alumina powder as the main raw materials, combined with other binders, and fired at a high temperature of 1750 degrees.

Item	Bubble alumina brick			Bubble zirconia brick
	85	90	99	98
Max service temperature	1680°C	1700°C	1800°C	2200°C
Al2O3/%	≥85	≥90	≥99	-
ZrO2/%	-	-	-	≥98
SiO2 /%	≤13	≤8	≤0.2	≤0.2
Fe2O3/%	≤0.2	≤0.2	≤0.2	≤0.2
Bulk density/g.cm3	1.4-1.7	1.4-1.7	1.4-1.7	≤3.0
Cold crushing strength/Mpa	≥12	≥10	≥9	≥8
Refractoriness under load (0.1MPa,0.6%)	≥1650°C	≥1700°C	≥1700°C	≥1700°C
Reheating Linear Change % (1600 °C,3h) ≤	±0.3	±0.3	±0.3	±0.3
Thermal expansion coefficient (Room temp-1300°C)	~7.8	~8.0	~8.6	~9.0
Thermal conductivity w/(m.k)(Average 800°C)	≤0.8	≤1.3	≤1.5	≤0.3

2. Bubble Alumina Brick Feature

1. The temperature can reach above 1750 degrees, and the thermal stability is good.

2. The reheating line has a small change rate and can be used for longer.

3. It has obvious thermal insulation properties and low thermal conductivity

4. Reduce heat dissipation and improve thermal efficiency

3.Bubble Alumina Brick Application

High alumina bubble bricks are suitable for cracking furnaces, hot blast furnaces, heating furnaces, tunnel kilns, crucible furnaces, electric furnaces, and electric furnace linings.

From management to production staff, we are committed to developing and producing a variety of Good Price Insulating Brick High Aluminium Brick with the attitude of focusing on quality, improving quality, working efficiently, and being a giant in action. Continuous innovation in technology, design and system allows our company to maintain vitality and development vitality. We need to unite and cooperate, and constantly exceed the organizational structure and geographic restrictions to meet the ever-changing needs of customers.

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