Overview of Silicon Carbide Crucible

Silicon carbide (SiC) crucibles are advanced ceramic vessels known for their exceptional thermal conductivity, high strength, and resistance to thermal shock. These crucibles can withstand extreme temperatures up to 1600°C and are highly resistant to chemical attack, making them ideal for melting metals, alloys, and other materials in both laboratory and industrial settings.

Features of Silicon Carbide Crucible

High Thermal Conductivity: Efficient heat transfer ensures uniform heating and rapid temperature changes.

Thermal Shock Resistance: Can endure rapid temperature fluctuations without damage.

Chemical Inertness: Resistant to most acids and alkalis, minimizing contamination.

Temperature Range: Operates effectively at temperatures up to 1600°C.

Mechanical Strength: Extremely durable and strong, even under harsh conditions.

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

Long Service Life: Durable construction ensures extended use and reliability.

(High Purity Isostatic Graphite Crucible Carbon Material For Melting Applications)

Specification of High Purity Isostatic Graphite Crucible Carbon Material For Melting Applications

High Pureness Isostatic Graphite Crucible Carbon Material for Melting Applications is a premium-grade industrial remedy developed for high-temperature processes needing remarkable thermal security, deterioration resistance, and durability. Made using isostatic pushing modern technology, this graphite crucible guarantees consistent thickness and architectural integrity, making it ideal for requiring atmospheres such as steel melting, semiconductor processing, and accuracy casting.

** Key Specs: **.
– ** Product Structure: ** High-purity artificial graphite with carbon web content ≥ 99.9%, making sure very little contaminations for contamination-sensitive applications.
– ** Thickness: ** 1.80– 1.85 g/cm ³, optimized for thermal conductivity and mechanical stamina.
– ** Grain Size: ** Ultra-fine grain structure (≤ 10 µm) improves resistance to thermal shock and erosion.
– ** Thermal Conductivity: ** 90– 120 W/m · K, making it possible for fast heat distribution and power efficiency.
– ** Maximum Operating Temperature Level: ** Approximately 3000 ° C in inert or vacuum cleaner settings; 500– 800 ° C in oxidizing atmospheres.
– ** Mechanical Toughness: ** Compressive toughness ≥ 80 MPa, with high resistance to fracturing under thermal biking.
– ** Ash Material: ** ≤ 0.02%, crucial for applications calling for marginal deposit.
– ** Coefficient of Thermal Expansion (CTE): ** 4– 6 × 10 ⁻⁶/ ° C( 20– 1000 ° C ), reducing tension throughout fast temperature changes.
– ** Chemical Resistance: ** Inert to most acids, antacid, and molten metals (e.g., gold, silver, copper, aluminum).

** Applications: **.
– ** Metal Melting: ** Appropriate for non-ferrous steels, precious metals, and alloys in foundries and fashion jewelry industries.
– ** Semiconductor Manufacturing: ** Used in crystal development (e.g., silicon, germanium) and CVD procedures because of high purity.
– ** Glass/Ceramic Processing: ** Resists thermal shock in glass melting and high-purity ceramic sintering.
– ** Research laboratory Use: ** Ideal for high-temperature experiments and analytical applications.

** Advantages: **.
– ** Long Service Life: ** Superior put on resistance minimizes replacement frequency, lowering functional expenses.
– ** Uniform Home Heating: ** Isotropic buildings guarantee constant efficiency throughout all instructions.
– ** Personalized Measurements: ** Available in conventional and custom sizes (ID: 50– 500 mm, height: 50– 600 mm) to fit varied furnace setups.
– ** Smooth Surface Area Finish: ** Reduces adherence of molten materials for simple cleansing.

Compliant with ASTM and ISO criteria, this crucible is precision-machined to tight tolerances ( ± 0.1 mm) and undertakes rigorous quality screening. Its combination of pureness, thermal performance, and mechanical robustness makes it a top choice for markets prioritizing accuracy and reliability in high-temperature melting applications.

(High Purity Isostatic Graphite Crucible Carbon Material For Melting Applications)

Applications of High Purity Isostatic Graphite Crucible Carbon Material For Melting Applications

High pureness isostatic graphite crucible carbon material is a premium-grade commercial remedy engineered for requiring melting applications across varied industries. Made via isostatic pushing, this product accomplishes phenomenal structural harmony, thickness, and mechanical integrity, making it suitable for high-temperature settings. Its unique buildings– including remarkable thermal conductivity, resistance to thermal shock, chemical inertness, and ultra-low impurity levels– position it as an essential component in precision melting procedures.

In metallurgy, these crucibles are commonly made use of for melting non-ferrous steels such as gold, silver, platinum, light weight aluminum, and copper. Their capability to hold up against temperature levels going beyond 3000 ° C without deterioration makes sure regular efficiency in heaters or induction melting systems. The material’s non-reactive nature stops contamination, protecting the purity of molten metals– a crucial requirement for creating high-grade alloys and castings.

The semiconductor industry depends on high purity isostatic graphite crucibles for silicon and germanium melting. Ultra-low levels of trace elements (commonly listed below 5 ppm) protect against dopant disturbance throughout crystal growth for wafers and solar batteries. Likewise, in photovoltaic or pv manufacturing, these crucibles are essential for refining high-purity polycrystalline silicon right into ingots, ensuring marginal pollutants that might compromise photovoltaic panel performance.

Jewelry and rare-earth element refining industries gain from the crucibles’ durability and thermal performance. Their quick warmth transfer capacities lower power intake, while their resistance to thermal biking prolongs service life contrasted to conventional ceramic or quartz alternatives. Furthermore, the product’s machinability enables custom designs customized to specific melting arrangements.

Chemical handling applications utilize the crucibles’ corrosion resistance when thawing reactive substances like fluorides or unusual planet metals. Unlike steel crucibles, isostatic graphite does not oxidize or react with aggressive thaws, making certain process security and item uniformity.

Trick advantages consist of prolonged functional life expectancy, minimized downtime for replacements, and cost-effectiveness gradually because of minimal upkeep. High purity isostatic graphite crucibles outperform choices by integrating thermal stability with mechanical strength, making them crucial in precision-driven, high-temperature melting operations. Their convenience and dependability continue to drive fostering in sophisticated production, renewable energy, and high-tech fields.

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 Isostatic Graphite Crucible Carbon Material For Melting Applications

What is high purity isostatic graphite crucible material? High purity isostatic graphite is a carbon material manufactured through isostatic pressing, ensuring uniform density and structural integrity. It contains minimal impurities (typically below 5ppm ash content), making it ideal for applications requiring contamination-free melting, such as semiconductors, precious metals, and high-purity alloys. Its isotropic properties provide consistent thermal and mechanical performance in all directions.

Why is this material suitable for melting applications? High purity isostatic graphite crucibles excel in melting due to exceptional thermal conductivity, enabling rapid heat transfer and even temperature distribution. They withstand extreme temperatures (up to 3000°C in inert environments) and resist thermal shock, minimizing cracking during rapid heating or cooling. The material’s chemical inertness also prevents reactions with molten metals, ensuring purity and process reliability.

What temperature limits does this graphite crucible have? In inert or vacuum environments, these crucibles tolerate temperatures up to 3000°C. However, in oxidizing atmospheres, prolonged use above 500°C causes gradual oxidation. For high-temperature oxidizing conditions, protective coatings or inert gas coverings are recommended to extend crucible lifespan and maintain performance.

How should the crucible be handled and maintained? Avoid thermal shock by preheating gradually before high-temperature use and cooling slowly post-operation. Store in dry conditions to prevent moisture absorption. Clean residues after each use to prevent contamination. Use in non-oxidizing environments or with protective coatings to minimize oxidation. Regular inspections for cracks or wear help ensure safe, efficient operation.

What advantages does it offer over ceramic or metal crucibles? Compared to ceramics, high purity isostatic graphite has superior thermal conductivity, lower thermal expansion, and better resistance to thermal stress. Unlike metal crucibles, it doesn’t react with molten metals and withstands higher temperatures without deformation. Its durability and longevity reduce replacement costs, while its purity ensures consistent results in sensitive applications like crystal growth or precision alloy production.

(High Purity Isostatic Graphite Crucible Carbon Material For Melting Applications)