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PRODUCT PARAMETERS
Description
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 JINDUN high temperature resistance silicon carbide graphite crucible for melting gold copper
High-Temperature Silicon Carbide Graphite Crucible for Gold and Copper Melting
Constructed for Extreme Warmth and Heavy Usage
The JINDUN high-temperature resistance crucible is made from premium silicon carbide and graphite. This mix gives it strong performance under extreme warm. It takes care of temperature levels as much as 1600 ° C (2912 ° F) without splitting or deforming. That makes it perfect for melting gold, copper, and various other non-ferrous metals.
Resilient and Resilient
This crucible withstands thermal shock very well. You can warm it rapidly or cool it down fast without damages. Its thick structure avoids steel infiltration and erosion. Also after several thaws, the crucible maintains its form and stamina. Customers report less substitutes and lower prices over time.
Smooth Melting Experience
The inner surface area is smooth and clean. Molten metal streams conveniently and puts without sticking. This lowers waste and enhances yield. The crucible deals with many typical factory furnaces, consisting of induction and gas types. Setup is basic. No special tools or adjustments are needed.
Safe and Trusted
JINDUN crucibles go through stringent top quality checks. Each one is examined for cracks, thickness, and uniformity. They meet global security criteria for metal casting. Operators can collaborate with confidence, recognizing the crucible will not stop working during a melt.
Right Size for Your Demands
Available in multiple capacities– from little 1kg batches to large 50kg runs. Choose the dimension that fits your procedure. All models share the exact same high-grade material and build top quality. Whether you run a precious jewelry workshop or a tiny foundry, there’s a JINDUN crucible that matches your process.

Applications of JINDUN high temperature resistance silicon carbide graphite crucible for melting gold copper
High-Performance Crucibles for Rare-earth Element Thawing
The JINDUN high-temperature resistance silicon carbide graphite crucible is developed for serious metal melting work. It manages gold, copper, and other non-ferrous metals easily. Craftsmen, jewelers, and tiny shops trust fund this crucible for everyday use due to the fact that it lasts long and performs well under severe heat.
Why This Crucible Stands apart
Strong warm resistance: The mix of silicon carbide and graphite gives the crucible outstanding thermal stability. It can take temperatures over 1,600 ° C without cracking or deforming. This makes it secure for repeated melting cycles.
Quick and also heating: Warm spreads quickly and equally via the product. That implies less waiting time and even more regular thaws. Energy usage goes down since the crucible reacts fast to heater warm.
Developed to last: Regular wear and tear won’t use this crucible down quick. It withstands chemical reactions with liquified metals like gold and copper. Slag build-up is marginal, so cleaning is simpler and metal loss remains low.
Smooth putting: The layout consists of a tidy, tilted spout. This aids you pour molten metal continuously and precisely. Less spills imply much less waste and more secure operation.
Whether you’re casting jewelry, refining scrap, or running small-scale production, this crucible delivers trusted results. It fits most common induction and gas furnaces. Customers see fewer replacements and even more uptime contrasted to routine clay-graphite versions.
JINDUN concentrates on quality control at every action. Each crucible goes through strict checks before delivery. That’s why professionals pick it when performance and safety and security issue a lot of.
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 JINDUN high temperature resistance silicon carbide graphite crucible for melting gold copper
Frequently Asked Questions About JINDUN High-Temperature Silicon Carbide Graphite Crucibles
What makes JINDUN crucibles good for melting gold and copper?
JINDUN crucibles are made from high-purity silicon carbide and graphite. This mix gives them strong heat resistance and thermal shock stability. They handle temperatures over 1600°C without cracking or deforming. Gold and copper melt well in these crucibles because the material does not react with the metals.
How long do these crucibles last?
With proper use, a JINDUN crucible can last many melting cycles. Its life depends on temperature, handling, and how often it is used. Avoid sudden temperature changes and rough handling to get the most out of it. Clean it gently after each use to remove metal residue.
Can I use this crucible in any furnace?
Yes, JINDUN crucibles work in most common foundry furnaces. This includes induction, gas, and electric types. Make sure your furnace reaches the needed temperature for gold (around 1064°C) or copper (about 1085°C). Always place the crucible correctly to avoid stress or breakage.
Do I need to preheat the crucible before use?
Yes, always preheat it slowly. Start at low heat and raise the temperature gradually over 20–30 minutes. This removes moisture and prevents cracks from thermal shock. Never put a cold crucible into a hot furnace.
Is the crucible safe for repeated use with different metals?
It is best to use one crucible for one type of metal. Mixing gold and copper in the same crucible may cause cross-contamination. If you must switch metals, clean the crucible thoroughly. Still, using separate crucibles gives cleaner melts and better results.
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