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VEVOR High Purity Graphite Crucible, 3 kg Graphite Furnace, Double Ring Graphite Crucible for Melting Metal Gold Silver Copper Aluminum, Smelting Furnace Metal Graphite Jewelry Casting Tools
- 【HIGH PURITY GRAPHITE】- With 99.9% high-purity graphite and 1.8-1.82 g/cm³ high density, our crucible is not easy to be doped with impurities during the smelting process and can be used to melting high-purity precious metals.
- 【GREAT THERMAL CONDUCTIVITY】- This small graphite crucible has excellent thermal conductivity properties, which can highly shorten the melting time and save energy.
- 【RELIABLE QUALITY】- Using high-quality craftsmanship, our graphite furnace can be used up to a maximum temperature of 1300℃. Not easy to crack during high-temperature casting, long service life. Pour opening groove design makes it easy to use.
- 【STABLE PROPERTIES】- Compared to clay graphite crucibles, our high-purity graphite crucibles can still maintain stability when exposed to strong acids and alkalis and are not prone to be corroded and oxidized.
- 【WIDE APPLICATION】- In metallurgy, foundry, machinery, chemical, and other industrial sectors, graphite crucibles are widely used in non-ferrous metal smelting, such as gold, silver, copper, aluminum, and lead.
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About this item


- High Purity Graphite
- Great Thermal Conductivity
- Reliable Quality
- Stable Properties
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service







- Material: Graphite
- Maximum Operating Temperature: 1300℃
- Top Diameter: 75 mm (2.95 inch)
- Bottom Diameter: 60 mm (2.36 inch)
- Inner Diameter: 50 mm (1.97 inch)
- Height: 170 mm (6.69 inch)
- Gross Weight: 1.36 kg (3 lbs)
- Package Size: 9.5 x 9.5 x 19 cm (3.74 x 3.74 x 7.48 inch)
- Product Size: 75 x 170 mm (2.95 x 6.69 inch)

- 1 x Graphite Crucible

- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service

- High Purity Graphite
- Great Thermal Conductivity
- Reliable Quality
- Stable Properties







- 1 x Graphite Crucible

- Material: Graphite
- Maximum Operating Temperature: 1300℃
- Top Diameter: 75 mm (2.95 inch)
- Bottom Diameter: 60 mm (2.36 inch)
- Inner Diameter: 50 mm (1.97 inch)
- Height: 170 mm (6.69 inch)
- Gross Weight: 1.36 kg (3 lbs)
- Package Size: 9.5 x 9.5 x 19 cm (3.74 x 3.74 x 7.48 inch)
- Product Size: 75 x 170 mm (2.95 x 6.69 inch)
High Purity Graphite Crucible Ensures Efficient Metal Melting
The high-purity graphite ensures minimal contamination while improving metal quality. It's ideal for melting metals like gold, silver, copper, and aluminum. This is essential for jewelry making and other high-metal purity applications. The smooth surface of the crucible also aids in the melting process; it makes pouring and handling molten metal easier. The ease of use is an important feature for both beginners and professionals in metalworking.
Durable Construction for Multiple Firings and Longevity
This crucible has a durable construction. It allows for multiple firings. Users can expect 10-15 firings when melting aluminum and 6-7 for copper. This durability ensures that the product is dependable, making it an affordable choice in terms of cost-effectiveness. The crucible's strong design can withstand high temperatures. So, you reduce the risk of cracking. This durability is crucial for consistent performance and safety during metal melting processes. Proper care and handling extend the life of this crucible.
Even Heating for Uniform Melting of Metals
The VEVOR graphite crucible heats evenly. This ensures that metals melt uniformly, which is critical for achieving consistent results. Even heating reduces hot spots, reducing the risk of metal overheating or burning. It’s especially important for melting precious metal like gold and silver. Uniform melting also makes it easier to regulate the metal’s temperature, improving safety and efficiency. The crucible's design distributes heat evenly throughout the entire metal, resulting in improved overall performance.
Easy-to-Use with Clear Initial Heating Instructions
It is an effortless crucible to use, thanks to clear initial heating instructions. Before first use, heat the crucible up to 500°C for 15-20 minutes, then to 900°C empty for 15 minutes. Let it cool overnight in the furnace. This process prolongs the life of the crucible. The clear instructions make it easy for users to prepare the crucible correctly, ensuring optimal performance. Proper initial warming is essential for maintaining the structural integrity and reducing wear. This ease of use benefits both beginner and experienced metalworkers.
Ideal for Precious Metal Melting and Jewelry Casting
The crucible is perfect for melting precious metals. It is ideal for jewelry casting, offering high purity and even heating. The crucible's design ensures that metals like gold and silver melt smoothly while making pouring and shaping them easier. This is crucial for creating intricate jewelry pieces. The ability to handle various types of metal also makes this a valuable tool for different jewelry-making projects. With its high-quality construction, you can keep the metal pure throughout the entire process, improving the final product's value.
Cost-Effective with Competitive Pricing and Quality Performance
The price of this crucible offers great value for money. It offers high-quality performance at a competitive price. The combination of durability and efficiency makes it a cost-effective choice for metal melting. Users can expect consistent results without compromising on quality. Also, the crucible's ability to withstand multiple firings reduces the need for frequent replacements, saving costs in the long run. This affordability ensures that everyone can benefit from its performance.
Versatile for Melting Various Metals Without Cross Contamination
The VEVOR graphite crucible can melt various metals. It has high purity, which ensures that different types of metal melt without cross-contamination. This is especially useful for artists and craftsmen who work with multiple metal systems. The crucible's versatility also extends to various melting temperatures. So, it’s suitable for a wide range of metals. This flexibility simplifies the metalworking process by allowing users to switch between metals easily without compromising on quality or safety.
Easy Maintenance with Simple Cleaning and Care Instructions
Maintaining the VEVOR graphite crucible is easy. There are simple cleaning and care instructions to keep the crucible in top shape: Before handling, let it cool completely. After use, allow the crucible to cool completely before handling. Avoid sudden temperature changes, as these can cause cracking. Clean the crucible gently to remove any residue, taking care not to handle it roughly. Proper maintenance extends the crucible's lifespan and ensures consistent performance over time. This ease of maintenance makes it convenient for regular use, whether in a professional or hobbyist setting.

