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 Purity 99% Al2O3 Alumina Crucible Fire and Arc Resistant Arc-Shaped Aluminium Ceramic Part for Gold Melting)

Specifications of High Purity 99% Al2O3 Alumina Crucible Fire and Arc Resistant Arc-Shaped Aluminium Ceramic Part for Gold Melting

The High Pureness 99% Al2O3 Alumina Crucible is a specific ceramic part created for high-temperature applications like gold melting. Made from 99% aluminum oxide, it supplies extraordinary resistance to warm, chemicals, and thermal shock. Its arc-shaped style boosts stability throughout melting procedures, making certain also warm circulation and reducing worldly loss. The crucible takes care of temperatures as much as 1800 ° C, making it ideal for extended use in furnaces or induction furnace.

This alumina crucible resists arc disintegration and fire damage, ideal for environments with quick temperature modifications. The high-density structure protects against splits under extreme conditions, extending its service life. Its smooth surface area decreases sticking of liquified metals, simplifying cleaning. The material’s reduced thermal growth rate maintains the crucible dimensionally steady, preventing warping or contortion.

Readily available in several sizes, the crucible fits basic melting setups. Common measurements consist of outer sizes from 50mm to 200mm and elevations from 60mm to 250mm. Wall surface thickness varies between 5mm and 15mm, balancing sturdiness with warmth transfer efficiency. Custom dimensions are possible for certain industrial demands.

The alumina ceramic is chemically inert, preventing responses with gold or other precious metals. This ensures pureness in melted materials, critical for precious jewelry production or refining. The crucible collaborates with gas, electrical, or induction warmth sources, using flexibility. Its light-weight style reduces handling stress compared to metal choices.

Individuals take advantage of low maintenance– no seasoning or finishings are called for. The crucible withstands oxidation and rust, also in humid conditions. It carries out dependably in vacuum cleaner or inert gas atmospheres, typical in advanced metallurgy. Repeated usage does not weaken its performance, providing expense financial savings in time.

This product matches jewelry experts, labs, and industrial shops. Its arc form improves security by lowering spills during putting. The high-purity alumina makes certain no contamination, important for high-value applications. Strenuous high quality checks ensure consistency in density, hardness, and thermal homes.

Packaging includes protective padding to avoid transit damage. In-depth guidelines cover proper pre-heating and cooling treatments to make the most of lifespan. Compatibility with most fluxes and alloys adds versatility. The crucible’s non-porous framework obstructs absorption of liquified metals, maintaining product return.

Longevity satisfies industry standards for mechanical toughness and use resistance. It outmatches conventional graphite or clay crucibles in life expectancy and dependability. The product is shipped ready for prompt use, without any added therapies required.

(High Purity 99% Al2O3 Alumina Crucible Fire and Arc Resistant Arc-Shaped Aluminium Ceramic Part for Gold Melting)

Applications of High Purity 99% Al2O3 Alumina Crucible Fire and Arc Resistant Arc-Shaped Aluminium Ceramic Part for Gold Melting

High purity 99% Al2O3 alumina crucibles are important devices for melting gold and managing severe warmth in commercial and lab setups. Made from aluminum oxide, these crucibles withstand fire, electric arcs, and chain reactions. Their high pureness guarantees no impurities mix with molten steels, keeping gold examples tidy and reputable. The arc-shaped design improves warm distribution, reduces cracking, and fits snugly in heaters or melting equipments.

These alumina ceramic parts handle temperatures over 1800 ° C. Traditional products like clay or graphite break down faster under similar problems. Alumina crucibles last longer, saving expenses in time. Their arc resistance makes them perfect for electrical melting systems. Sparks or abrupt energy surges will not harm the crucible, making certain stable efficiency.

Goldsmiths, jewelers, and steel refineries rely upon these crucibles for regular outcomes. The smooth surface area protects against liquified gold from sticking, streamlining cleanup. The light-weight ceramic structure allows simple managing also at heats. Labs utilize them for examining rare-earth elements as a result of their chemical inertness. Acids or changes will not rust the material, maintaining sample honesty.

Industrial applications consist of recycling scrap gold, refining raw materials, and casting high-purity alloys. The crucible’s toughness matches regular usage in severe settings. Employees prevent regular replacements, reducing downtime. The arc shape fits standard equipment, making upgrades easy without upgrading arrangements.

These alumina parts operate in induction heaters, resistance heating systems, and gas-fired systems. Versatility makes them a functional option across markets. No unique training is needed for procedure. Customers concentrate on accuracy tasks without stressing over product restrictions.

Gold melting needs precision and safety. Alumina crucibles avoid leakages or damage, safeguarding employees and equipment. Their thermal shock resistance allows rapid heating or air conditioning. Unexpected temperature changes will not trigger fractures. This reliability makes sure uninterrupted operations in fast-paced settings like factories or precious jewelry workshops.

High purity alumina resists wear from unpleasant products. Even with consistent use, the crucible preserves form and function. This sturdiness makes it a lasting financial investment for organizations focusing on performance and quality.

Company Introduction

Advanced Ceramics founded on October 17, 2014, is a high-tech enterprise committed to the research and development, production, processing, sales and technical services of ceramic relative materials and products.. Since its establishment in 2014, 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 Silicon carbide ceramic products, Boron Carbide Ceramic Products, Boron Nitride Ceramic Products, Silicon Carbide Ceramic Products, Silicon Nitride Ceramic Products, Zirconium Dioxide Ceramic Products, Quartz Products, etc. Please feel free to contact us.(nanotrun@yahoo.com)

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5 FAQs of High Purity 99% Al2O3 Alumina Crucible Fire and Arc Resistant Arc-Shaped Aluminium Ceramic Part for Gold Melting

What is the High Purity 99% Al2O3 Alumina Crucible made of?
The crucible is made of 99% aluminum oxide (Al2O3). This material gives it high heat resistance. It handles extreme temperatures without cracking. The structure stays stable in rapid heating or cooling.

Why choose 99% purity alumina for gold melting?
Higher purity means fewer impurities. Impurities can react with molten gold. This keeps the gold clean. The material resists chemical corrosion. It lasts longer compared to lower-purity options.

What temperature can this crucible withstand?
It works up to 1750°C. Gold melts around 1064°C. The crucible stays safe far beyond that. It resists thermal shock. Sudden temperature changes won’t damage it easily.

Is the arc-shaped design important?
The arc shape spreads heat evenly. This prevents hot spots. Hot spots weaken crucibles over time. The design also fits standard melting setups. It works well with torches or electric furnaces.

How do I maintain the alumina crucible?
Avoid dropping or hitting it. Clean it after each use. Remove leftover metal or slag. Store it in a dry place. Moisture can weaken the material. Proper care extends its lifespan significantly.

(High Purity 99% Al2O3 Alumina Crucible Fire and Arc Resistant Arc-Shaped Aluminium Ceramic Part for Gold Melting)