Overview of Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns

Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns is precision-engineered from 99%+ pure aluminum oxide (Al₂O₃), offering outstanding mechanical strength and thermal stability. With a maximum operating temperature of 1800°C, these rings are widely used in high-wear applications such as bearings, seals, insulators, and semiconductor processing equipment. Their exceptional hardness and corrosion resistance make them ideal for demanding industrial environments.

Key Features of Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns

Extreme Temperature Resistance – Stable up to 1800°C with minimal thermal expansion

Superior Wear Resistance – Harder than steel, ensuring long service life

Excellent Electrical Insulation – High dielectric strength for electronic applications

Chemical Inertness – Resists acids, alkalis, and corrosive gases

Precision Machined – Tight tolerances for consistent performance in mechanical assemblies

(Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns)

Specifications of Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns

These alumina bubble bricks insulate high-temperature shaft kilns. They function well because they consist of numerous small hollow alumina bubbles. This structure catches heat properly. The bricks keep heat inside the kiln. This saves significant energy. Much less fuel is required to preserve the called for temperature.

The bricks take care of severe heat. They withstand temperatures up to 1800 ° C (3272 ° F). This makes them best for demanding zones within shaft kilns. The high alumina web content makes certain excellent resistance to chemical rust. Rough heating system ambiences will not damage them quickly. Their low thermal conductivity is essential. Heat struggles to go through the block wall. This secures the kiln’s outer steel covering. Tools lasts much longer. Maintenance prices go down.

These blocks are light-weight. Their bulk thickness is reduced, commonly 0.8-1.2 g/cm TWO. This reduces the total weight lots on the kiln framework. Lighter cellular linings placed less tension on supports. In spite of being light, they offer great toughness. They withstand physical wear throughout operation. Their reduced warmth storage space ability is an additional advantage. The bricks heat up and cool down promptly. This boosts kiln control and efficiency. Operators can change temperatures quicker.

Standard dimensions are offered, like 230x114x65mm or custom-made shapes. The blocks fit common heating system lining styles. They are ceramic bonded. This makes certain stability at heats. They resist thermal shock far better than dense blocks. Abrupt temperature modifications create less fracturing. This prolongs the lining’s life span. Kiln uptime increases. Manufacturing ends up being more reliable.

These bricks are developed for durability in rough problems. They maintain insulation efficiency with time. Energy financial savings are consistent. They are a practical option for shaft kiln insulation.

(Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns)

Applications of Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns

Manufacturing facility ceramic lining insulation bricks made from refractory alumina bubble product solve big troubles in high-temperature shaft kilns. Kilns operate at severe warmth. This heat problems ordinary materials fast. Alumina bubble bricks withstand this extremely well. They handle temperature levels far above what steel or concrete can take. This makes them excellent for lining the within wall surfaces of the kiln shaft.

Warmth loss expenses cash and wastes power. These blocks are superb insulators. They catch warmth inside the kiln properly. Less warm runs away via the walls. This conserves substantial gas. Operators see lower energy bills. Manufacturing efficiency boosts.

The intense heat inside a shaft kiln causes materials to expand and contract regularly. Alumina bubble blocks deal with this thermal biking. They withstand breaking and spalling. This implies the lining lasts a lot longer. Downtime for repair work declines. Upkeep expenses drop. Manufacturing runs end up being much more reliable.

The bricks shield the kiln’s steel shell. Without great insulation, the outer covering overheats. This compromises the framework with time. It can result in dangerous failures. The thick ceramic lining maintains the covering temperature level safe. Kiln security and architectural stability remain strong.

Alumina bubble bricks function well lining the high-temperature burning area. They carry out reliably lining the preheating and cooling down zones also. Their light weight helps. It places less stress on the kiln structure than much heavier products. Installment is frequently easier. Workers move and put them without hefty equipment.

Company Profile

Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.

Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns

What are alumina bubble bricks?
These bricks are special insulation materials. They contain hollow alumina spheres. The bubbles create many tiny air pockets. Air pockets greatly reduce heat transfer. This makes them excellent insulators. They are different from dense firebricks. Dense bricks withstand direct contact with flames. Bubble bricks mainly stop heat loss.

Why use them in shaft kilns?
Shaft kilns operate at very high temperatures. Heat loss wastes energy and money. Alumina bubble bricks form a thermal barrier. They keep heat inside the kiln chamber. This saves significant fuel. It also protects the kiln’s outer steel structure. This structure can overheat without insulation.

What temperatures can they handle?
Alumina bubble bricks handle extreme heat. They are stable up to about 1800°C (3272°F). This suits most lime or cement shaft kilns perfectly. Their low thermal conductivity remains effective. The bricks won’t soften or melt at kiln operating temperatures. They maintain their insulating power.

How are they installed?
Installation needs care. Workers lay the bricks against the kiln’s hot face. This is the inner surface. Mortar binds the bricks together. Expansion joints are crucial. Heat makes materials expand. Joints allow for this movement. Proper installation prevents cracks. Cracks let heat escape. Good bricklaying skills are essential.

How long do they last?
Lifespan depends on several factors. Operating temperature matters a lot. Higher temperatures stress the material more. Thermal cycling causes wear. Frequent heating and cooling cycles are tough. Physical damage from charging material reduces life. Good installation extends service time. Expect several years under normal conditions.

(Factory Ceramic Lining Insulation Brick Refractory Alumina Bubble Brick for High-temperature Shaft Kilns)