Overview of Corundum Crucible

Corundum crucibles, made from alumina (Al₂O₃), are highly valued for their exceptional thermal resistance and chemical stability. These crucibles are ideal for high-temperature applications, such as melting and annealing processes in laboratories and industrial settings. Corundum crucibles can withstand temperatures up to 1800°C and are resistant to most chemical reagents, making them indispensable in various scientific and manufacturing operations.

Features of Corundum Crucible

High Thermal Resistance: Can withstand temperatures up to 1800°C without degrading.

Chemical Stability: Resistant to most acids and alkalis, ensuring minimal contamination during experiments or production.

Durability: Extremely durable and long-lasting, even under harsh conditions.

Non-Reactive: Does not react with the materials being processed, preserving sample purity.

Versatility: Suitable for a wide range of applications including melting metals, glass, and ceramics.

Precision Engineering: Manufactured to tight tolerances for consistent performance and reliability.

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Specification of Corundum crucible porcelain boat 99% alumina burning boat ark square hole corundum boat experiment tube furnace sintering

The Corundum Crucible Porcelain Watercraft, crafted from 99% high-purity alumina (Al ₂ O ₃), is crafted for high-temperature applications in laboratory and industrial settings. Its outstanding thermal stability, chemical resistance, and mechanical toughness make it optimal for sintering, calcination, annealing, and warm treatment procedures in tube heating systems. The square-hole style makes certain optimal gas flow and sample positioning, suiting thermocouples or sample holders for accurate temperature level tracking. With a normal operating temperature range of as much as 1650 ° C(temporary) and continual use at 1500 ° C, this crucible boat withstands thermal shock and fast temperature changes, though gradual heating/cooling is suggested to extend lifespan. The product’s high thickness (≥ 3.7 g/cm ³) and reduced porosity minimize contamination risks, ensuring example pureness. Available in conventional dimensions such as 100-200 mm length, 20-40 mm size, and 10-25 mm height, with adjustable square-hole sizes (e.g., 5×5 mm to 15×15 mm), it suits varied speculative requirements. Its chemical inertness withstands destructive settings, consisting of acidic and alkaline problems, while maintaining structural stability. The smooth surface finish simplifies post-experiment cleaning, and its square geometry guarantees security in straight tube heating systems. Applications cover products scientific research (ceramics, metals, semiconductors), metallurgy, and progressed research study in nanotechnology. Pre-sintering at 1200 ° C prior to initial usage eliminates recurring wetness and contaminations. Compatible with many tube furnace arrangements, customers must verify dimensional alignment with furnace work area and abide by suggested home heating prices (5-10 ° C/min). Manage with care to prevent chipping; evaluate frequently for fractures. Manufactured via high-purity alumina pressing and sintering, this crucible satisfies ISO requirements for research laboratory tools. A resilient, reusable remedy for demanding thermal processes, it combines accuracy engineering with durable efficiency for reproducible speculative outcomes.

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Applications of Corundum crucible porcelain boat 99% alumina burning boat ark square hole corundum boat experiment tube furnace sintering

Corundum crucible porcelain boats, made from 99% alumina, are important devices in high-temperature applications because of their remarkable thermal security, chemical resistance, and mechanical stamina. These square-hole diamond boats, frequently referred to as burning watercrafts or arks, are made for use in tube heaters, sintering procedures, and research laboratory experiments where severe conditions are needed. The high-purity alumina composition makes certain minimal contamination, making them suitable for refining delicate materials like metals, porcelains, semiconductors, and advanced compounds.

In tube heating system sintering, diamond watercrafts work as reputable containers for holding samples during warmth therapy. Their capacity to hold up against temperature levels approximately 1600 ° C(2912 ° F) permits procedures such as calcination, annealing, and thermal decay. The square-hole design boosts security, making sure even warm circulation and stopping sample spillage. This is essential in materials research study, where accurate temperature control and harmony are necessary to attain wanted crystallographic or architectural homes.

The chemical inertness of 99% alumina makes these boats appropriate for harsh environments. They withstand responses with acids, alkalis, and molten salts, enabling usage in catalyst studies, ash content screening, and glass frit manufacturing. In semiconductor production, corundum watercrafts are made use of to sinter ceramic substratums or handle silicon wafers, where purity and thermal shock resistance are vital.

Additionally, their sturdiness makes sure durability in recurring high-temperature cycles, lowering operational costs. Laboratories and commercial setups count on these watercrafts for thermogravimetric analysis (TGA), powder metallurgy, and ceramic glaze advancement. The square-hole framework accommodates diverse sample forms, while the smooth surface area minimizes adherence, simplifying post-experiment cleaning.

In summary, corundum crucible porcelain boats are indispensable for applications requiring high thermal endurance, chemical security, and accuracy. Their adaptability extends scholastic research study, electronic devices, metallurgy, and advanced material design, supplying a durable option for sintering, firing, and heat-treating procedures in severe settings.

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 Corundum crucible porcelain boat 99% alumina burning boat ark square hole corundum boat experiment tube furnace sintering

**What is the composition of the Corundum crucible porcelain boat?** The product is made from 99% high-purity alumina (Al₂O₃), ensuring exceptional thermal stability, chemical resistance, and mechanical strength. This composition minimizes contamination during high-temperature processes, making it ideal for sensitive applications like sintering, melting, or annealing in tube furnaces.

**What temperature range can this alumina boat withstand?** The corundum crucible boat can endure continuous temperatures up to 1700°C (3092°F) and short-term peaks slightly higher, depending on furnace conditions. Its low thermal expansion coefficient prevents cracking under rapid temperature changes, though gradual heating/cooling is recommended for longevity.

**What applications is this crucible boat suitable for?** It’s designed for high-temperature processes in material science, metallurgy, and chemistry labs. Common uses include sintering ceramics, calcining powders, heat-treating metals, and growing single crystals. It’s compatible with oxidizing, inert, and vacuum atmospheres, making it versatile for semiconductor research, battery material testing, and glass processing.

**How do I clean or maintain the alumina boat after use?** Post-experiment, allow the boat to cool naturally. Remove residues using diluted hydrochloric acid or nitric acid, followed by ultrasonic cleaning in distilled water. Avoid abrasive tools to prevent surface damage. Inspect for cracks or wear before reuse, as microfractures can compromise performance.

**Is this boat compatible with all tube furnace types?** Yes, the square-hole design fits standard tube furnace setups. Its 99% alumina structure ensures compatibility with most gases (e.g., argon, nitrogen, oxygen) and corrosive environments. However, verify dimensions (length, width, height) match your furnace’s workspace and sample requirements. Avoid sudden thermal shocks or direct contact with reactive molten metals (e.g., sodium) to prevent degradation.

(Corundum crucible porcelain boat 99% alumina burning boat ark square hole corundum boat experiment tube furnace sintering)