Introduction to Alumina Ceramics

Alumina ceramics are known for their high hardness, wear resistance, corrosion resistance, good electrical insulation and high temperature stability. According to the different alumina content, it can be divided into different grades, such as 95 porcelain, 99 porcelain, etc., among which 99 porcelain refers to ceramic materials with an alumina content of 99%. As the alumina content increases, its mechanical strength and electrical insulation properties will also increase accordingly.

Characteristics of Alumina Ceramics

High Hardness: Alumina ceramics have extremely high hardness, which makes it very wear-resistant and suitable for manufacturing abrasive tools and parts that require wear resistance.

Wear resistance: Due to its high hardness, alumina ceramics show excellent wear resistance and are suitable for manufacturing parts for long-term use.

Corrosion resistance: Alumina ceramics have good resistance to most acids and alkalis, making them widely used in the chemical industry.

Good electrical insulation: As an excellent electrical insulating material, alumina ceramics are widely used in electronic and electrical products.

High temperature stability: Ability to withstand extremely high temperatures without significant physical or chemical changes, which makes it an ideal choice for applications in high temperature environments.

Biocompatibility: In the medical field, certain grades of alumina ceramics are used to make medical devices such as artificial joints due to their good biocompatibility.

(High Temperature Resistance Alumina Ceramic Plate)

Specifications of High Temperature Resistance Alumina Ceramic Plate

High-temperature resistance alumina ceramic plates are developed for severe settings. These plates take care of intense heat without losing architectural integrity. The major part is light weight aluminum oxide (Al ₂ O FIVE). The alumina content normally surpasses 99%. This makes sure high purity and performance. The material operates in temperature levels up to 1700 ° C. It maintains strength and stability under prolonged warmth direct exposure. Thermal shock resistance is solid. Quick temperature level shifts trigger marginal damages. This makes home plates appropriate for applications involving sudden heating or air conditioning.

Home plates have exceptional mechanical properties. Hardness is more than most steels. This reduces wear and abrasion in time. Flexural stamina steps around 300 MPa. Compressive stamina exceeds 2000 MPa. Thickness remains near to 3.9 g/cm SIX. The reduced porosity avoids gas or fluid penetration. This enhances durability in harsh problems.

Electrical insulation is a crucial attribute. The product remains non-conductive even at high temperatures. Dielectric toughness reaches 15 kV/mm. This makes it excellent for electronic or electric applications. Chemical resistance is an additional advantage. The plates withstand acids, alkalis, and molten metals. Rust is minimal in hostile atmospheres.

Surface surface options vary. Sleek surfaces decrease rubbing. Rough structures enhance grasp or bonding. Custom sizes and densities are readily available. Requirement density varies from 1 mm to 50 mm. Tolerances are tight for accuracy engineering demands.

Usual usages consist of furnace cellular linings, semiconductor handling equipment, and aerospace components. They act as heat shields, insulators, or wear-resistant layers. Industrial kilns and lab tools often rely upon these plates. The mix of warmth resistance, toughness, and chemical security makes them versatile.

Care is needed throughout installment. Direct impact or irregular stress and anxiety can trigger splits. Appropriate handling makes certain long life span. Personalized styles fit specific demands. Technical assistance assists with product choice and application difficulties.

(High Temperature Resistance Alumina Ceramic Plate)

Applications of High Temperature Resistance Alumina Ceramic Plate

High-temperature resistance alumina ceramic plates serve crucial roles throughout sectors. These plates manage severe heat without losing structural stability. They are widely used in metallurgical procedures. Heating system cellular linings and protective layers in metal smelting rely upon them. Home plates stand up to temperature levels over 1600 ° C. This prevents devices damage during extended high-heat operations.

In electronic devices, alumina ceramics function as substratums for circuits. They insulate components while managing warm from gadgets like power modules. Their thermal conductivity ensures warm spreads equally. This avoids hotspots that might shorten gadget life expectancies. Semiconductor producing usages these plates for wafer handling. High-purity alumina stands up to chemical deterioration throughout etching or deposition steps.

Aerospace applications require products that make it through severe problems. Alumina ceramic plates shield elements in jet engines. They secure sensing units and circuitry from extreme exhaust warmth. Their reduced weight contrasted to metals helps in reducing fuel intake. Spacecraft thermal barrier utilize alumina porcelains to sustain re-entry temperature levels.

Industrial heater integrate these plates in kilns and activators. They line combustion chambers to include warm efficiently. Thermal stability avoids bending or fracturing under rapid temperature shifts. Chemical plants utilize alumina porcelains in reactors dealing with corrosive materials. The product withstands acids and alkalis also at high heat.

Clinical devices benefits from alumina’s biocompatibility. High-temperature sterilization procedures use ceramic trays. They preserve integrity after duplicated autoclave cycles. Oral heaters utilize alumina plates for molding crowns. The material guarantees constant results under intense warmth.

Alumina porcelains offer electrical insulation along with heat resistance. This dual function suits them for high-voltage applications. They separate components in power transmission systems. Their mechanical toughness exceeds lots of steels. This reduces wear in abrasive atmospheres.

Cost-effectiveness makes alumina plates a functional choice. Lengthy life span lowers replacement regularity. Minimal upkeep is required despite harsh operating problems. Environmental resistance extends functionality in outdoor settings.

These plates adapt to custom-made shapes for specialized usages. Accuracy machining enables limited resistances. Surface therapies enhance performance for particular tasks. Alumina ceramics continue to be crucial ahead of time technology across areas.

Company Introduction

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5 FAQs of High Temperature Resistance Alumina Ceramic Plate

What is the maximum temperature alumina ceramic plates can handle? These plates handle continuous temperatures between 1500°C and 1700°C. Short-term exposure can go higher. Exact limits depend on thickness and material quality. Sudden temperature changes might affect performance. Always check manufacturer specs before use.

Do these plates crack under rapid temperature shifts? High-quality alumina ceramic resists thermal shock better than many materials. Cracking happens less if the plate is designed properly. Avoid direct flame contact on one spot. Gradual heating or cooling improves durability. Poor manufacturing increases crack risks.

Where are high-temperature alumina plates commonly used? They are used in furnaces, kilns, and industrial heaters. Metal processing, semiconductor manufacturing, and aerospace industries rely on them. Labs use these plates for high-heat experiments. They insulate electronics in extreme environments. Any setting needing heat barriers might use alumina plates.

How do I clean and maintain these plates? Wipe surfaces with a dry cloth after cooling. Stubborn residue needs mild detergent and water. Avoid abrasive scrubbers. Do not expose to harsh chemicals. Inspect for cracks or wear regularly. Replace damaged plates to prevent safety issues.

Are alumina plates better than other heat-resistant materials? Alumina outperforms most metals and plastics in heat resistance. It lasts longer than steel in extreme conditions. Compared to zirconia ceramic, alumina is cheaper but less tough. Choose based on budget and specific needs. Alumina works best for high heat and wear resistance.

(High Temperature Resistance Alumina Ceramic Plate)