Overview of Mullite Crucible

Mullite crucibles are made from a high-performance ceramic material composed primarily of alumina (Al₂O₃) and silica (SiO₂). Known for their excellent thermal stability and mechanical strength, mullite crucibles are widely used in high-temperature applications such as melting metals, glass, and ceramics. They offer superior resistance to thermal shock and chemical attack, making them indispensable in both laboratory and industrial settings.

Features of Mullite Crucible

Thermal Shock Resistance: Exceptional ability to withstand rapid temperature changes without cracking.
High Mechanical Strength: Strong and durable, even at elevated temperatures.
Chemical Stability: Resistant to most chemicals, ensuring minimal contamination during processes.
Temperature Range: Can operate effectively at temperatures up to 1650°C.
Low Thermal Expansion: Minimal expansion or contraction with temperature changes, ensuring dimensional stability.
Non-Reactive: Does not react with the materials being processed, preserving sample purity.
Versatility: Suitable for a wide range of applications including metallurgy, glass manufacturing, and laboratory experiments.

Specifications of High Purity Alumina Ceramic Crucible Melting Crucible

High Pureness Alumina Porcelain Crucible– Technical Specs

Product Make-up

This crucible is made from 99.8% pure alumina (Al ₂ O FOUR) . The high pureness degree guarantees marginal contamination throughout high-temperature procedures. It consists of no binders or additives that could impact performance.

Temperature Resistance

The crucible endures constant use up to 1700 ° C( 3092 ° F ). It maintains structural stability even under rapid home heating or cooling cycles. Thermal shock resistance is exceptional because of the fine-grained microstructure of the alumina.

Physical Qualities

– Density : 3.95 g/cm FIVE.
– Firmness : 1500– 1600 HV (Vickers).
– Porosity : Much less than 0.5%.
– Color : White to beige.

Its dense, non-porous body avoids absorption of liquified products. This makes it ideal for handling reactive steels, slags, and aggressive chemicals.

Dimensions and Resistances

Criterion dimensions range from 10 mL to 500 mL capacity . Personalized shapes and quantities are offered upon request. Wall surface density is consistent, usually 2– 5 mm , depending upon dimension. Dimensional tolerance is held within ± 0.2 mm for crucial applications.

Chemical Security

The crucible withstands attack from most acids, alkalis, and molten salts. It does not react with platinum, gold, silver, or lots of rare-earth oxides. Avoid prolonged contact with hydrofluoric acid or solid alkalis above 1000 ° C.

Surface End up

Both exterior and interior surface areas are smooth, with a Ra ≤ 0.8 µm surface. This lowers material adhesion and simplifies cleansing after usage.

Applications

Frequently utilized in labs, metallurgy, crystal development, and analytical chemistry . Ideal for XRF combination, ash screening, sintering, and melting of high-purity products. Relied on sectors where sample honesty and repeatability are important.

Applications of High Purity Alumina Ceramic Crucible Melting Crucible

High Pureness Alumina Porcelain Crucible– Accuracy for Demanding Thawing Applications

Extraordinary Efficiency in Extreme Issues

The high pureness alumina ceramic crucible delivers trusted outcomes where standard materials fail. Made from over 99.5% pure aluminum oxide, it withstands temperatures approximately 1800 ° C without deforming or reacting with molten contents. This security makes it ideal for melting and holding responsive or high-purity steels, including platinum, gold, and unusual planet aspects.

Pureness You Can Trust

Contamination damages delicate procedures. Our crucibles include minimal impurities like salt, iron, or silica. This guarantees your examples remain tidy throughout melting, sintering, or ashing. Labs and manufacturers use them when also trace contamination influences final product quality or examination precision.

Built to Last

Toughness matters in repeated high-heat cycles. The thick microstructure of high pureness alumina stands up to thermal shock, cracking, and chemical strike. Unlike lower-grade ceramics, these crucibles keep integrity after lots of uses, reducing substitute expenses and downtime.

Versatile Across Industries

These crucibles serve several areas. In metallurgy, they thaw specialized alloys cleanly. In electronics, they handle basic materials for semiconductors and LEDs. Research study laboratories depend on them for sample prep work in XRF and ICP analysis. Glass and ceramic manufacturers also utilize them for small-batch melting where pureness is critical.

Regular Geometry and End Up

Each crucible is exactly formed with smooth internal wall surfaces and uniform wall surface density. This layout advertises even heating and stops material accumulation. Common forms– like cylinders, boats, and dishes– fit common lab furnaces and industrial configurations without alteration.

Select a high purity alumina ceramic crucible when your procedure demands cleanliness, warmth resistance, and lengthy life span. It’s the relied on solution for professionals that can not pay for compromise.

Company Introduction

Welcome to Teen-Hot,a leading global supplier of high-quality crucibles designed for various industrial applications. We offer an extensive range of crucibles, including graphite, ceramic, and metal varieties, tailored to meet the needs of foundries, laboratories, and manufacturers. Our products are renowned for their durability, thermal resistance, and precision engineering, ensuring optimal performance in melting and heat treatment processes. With advanced manufacturing facilities and a commitment to excellence, we provide reliable, cost-effective solutions worldwide. Partner with us for your crucible needs and experience superior quality, expert support, and timely delivery.

If you have any questions, 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 High Purity Alumina Ceramic Crucible Melting Crucible

Frequently Asked Questions About High Purity Alumina Ceramic Crucibles

What is a high purity alumina ceramic crucible?

It is a container made from alumina (aluminum oxide) with a purity of 99.5% or higher. This material can handle very high temperatures without breaking down. People use it to melt, heat, or hold reactive materials in labs and industries.

Why choose high purity alumina over other ceramics?

High purity alumina resists chemical attacks better than most ceramics. It does not react easily with acids, bases, or molten metals. It also keeps its shape and strength at temperatures above 1700°C. This makes it ideal for sensitive or high-temperature processes.

Can it be used for melting metals?

Yes. These crucibles work well for melting noble metals like gold, silver, and platinum. They also handle some reactive metals if the process is controlled properly. Always check compatibility before use to avoid contamination or damage.

How long does it last?

Its life depends on how you use it. Avoid sudden temperature changes. Do not drop or scratch it. With proper care, one crucible can be reused many times. Over time, small cracks or surface wear may appear. Replace it when performance drops or contamination risk rises.

How should I clean and store it?

Let the crucible cool down fully before cleaning. Use soft brushes or ultrasonic cleaners with mild solvents. Never use strong acids unless required and approved. Store it in a dry, clean place away from dust and moisture. Keep it separate from metal tools to prevent chipping.