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.

Specification of Graphite Carborundum Crucibles

Graphite Carborundum Crucible Specifications

Product Structure

These crucibles are made from a mix of high-purity graphite and silicon carbide (carborundum). The blend gives them solid resistance to warm and wear. Graphite guarantees great thermal conductivity. Silicon carbide includes solidity and assists the crucible last much longer under difficult conditions.

Temperature level Resistance

Graphite carborundum crucibles manage very heats. They work well up to 1600 ° C (2912 ° F) in normal use. In some controlled settings, they can go also higher. This makes them excellent for melting steels like aluminum, copper, brass, and zinc.

Thermal Shock Resistance

These crucibles stand well to unexpected temperature level changes. You can heat up or cool them promptly without cracking. This is important during repeated melting cycles or when adding chilly product to a warm crucible.

Chemical Stability

The product resists responses with most molten metals and slags. It does not quickly rust or degrade throughout routine usage. However, avoid utilizing it with solid oxidizing representatives or particular responsive alloys that may strike the graphite.

Physical Features

Thickness: 1.7– 2.0 g/cm THREE.
Porosity: Low, usually under 10%.
Compressive stamina: 60– 100 MPa.
Thermal conductivity: High, because of graphite web content.

Typical Shapes And Sizes

Requirement models can be found in round or conelike forms. Abilities range from 0.5 kg to over 100 kg of liquified steel. Personalized sizes are additionally readily available based on your heater configuration and production requirements.

Handling and Treatment

Constantly preheat brand-new or kept crucibles slowly prior to full usage. Stay clear of mechanical influences or going down. Shop in a dry area to stop dampness absorption, which can create splits during home heating.

Applications of Graphite Carborundum Crucibles

Applications of Graphite Carborundum Crucibles

High-Temperature Metal Melting

Graphite carborundum crucibles are widely used for melting steels at really high temperatures. They deal with products like light weight aluminum, copper, brass, and precious metals effortlessly. Their solid structure withstands thermal shock, so they stay intact also when heated up or cooled swiftly. Shops and small casting shops depend on them daily due to the fact that they last long and perform well under stress and anxiety.

Alloy Production

These crucibles work well in making steel alloys. When different steels have to be blended evenly at high warmth, the crucible’s secure interior helps avoid contamination. Its surface area does not respond conveniently with many molten steels. This keeps the final alloy pure and regular. Makers utilize them to create custom-made blends for aerospace, automotive, and electronics parts.

Fashion Jewelry and Art Casting

Artisans and jewelry experts likewise depend on graphite carborundum crucibles. They thaw gold, silver, and other great metals cleanly without adding contaminations. The crucibles warm equally, which provides far better control during pouring. This matters a lot when information and surface are essential. Several small studios select them for their reliability and tidy results.

Research Study and Laboratory Usage

In labs, these crucibles support experiments that require accurate high-temperature problems. Researchers utilize them to test brand-new products or improve existing ones. Their resistance to chemical wear makes them risk-free for duplicated usage with reactive substances. Also under intense lab schedules, they hold up more than time.

Recycling Procedures

Steel recyclers use graphite carborundum crucibles to reclaim scrap steel. Old components, filings, or turnings go in, and tidy liquified metal appears. The crucible stands up to misuse and constant home heating cycles. This makes recycling much faster, cleaner, and much more affordable.

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 Graphite Carborundum Crucibles

Frequently Asked Questions About Graphite Carborundum Crucibles

What are graphite carborundum crucibles made of?

These crucibles combine graphite and silicon carbide (carborundum). Graphite gives good thermal conductivity. Silicon carbide adds strength and resistance to wear. The mix creates a material that handles high heat well and lasts longer in tough conditions.

Why choose graphite carborundum over pure graphite crucibles?

Pure graphite is soft and wears out faster. Adding carborundum makes the crucible harder and more durable. It resists chemical attack better. This means fewer replacements and more consistent performance during metal melting or high-temperature processes.

What temperatures can these crucibles handle?

Graphite carborundum crucibles work safely up to about 1,600°C (2,912°F). They stay stable under repeated heating and cooling cycles. This makes them suitable for melting non-ferrous metals like aluminum, copper, and brass.

How do I extend the life of my crucible?

Always preheat the crucible slowly before full use. Avoid sudden temperature changes. Do not overload it with cold metal. Clean residue after each use but never use sharp tools that scratch the surface. Store it in a dry place to prevent moisture damage.

Are these crucibles safe for all types of metal?

They work well with most non-ferrous metals. However, they are not ideal for melting iron or steel at very high temperatures. These metals can react with the crucible material and shorten its life. Always check compatibility with your specific metal and process before use.