Silicon Carbide Graphite Crucible for Gold Melting - 1600°C Max Temperature, 2.21-2.25 g/cm³ Density
The Silicon Carbide Graphite (SiC Graphite) Crucible is a premium refractory vessel engineered specifically for gold melting and refining applications. Manufactured using advanced isostatic pressing technology, this crucible combines high-purity silicon carbide particles within a graphite matrix for exceptional performance.
| Attribute | Specification |
|---|---|
| Material Composition | Silicon Carbide and Graphite |
| Maximum Working Temperature | 1600°C |
| Density | 2.21-2.25 g/cm³ |
| Shape | Cylindrical |
| Thermal Conductivity | High |
| Corrosion Resistance | Good |
| Application | Melting and casting of non-ferrous metals |
| Country of Origin | China |
- Exceptional Thermal Stability: Withstands temperatures exceeding 1100°C without deformation or cracking, even under rapid thermal cycling
- Mechanical Strength & Thermal Shock Resistance: Maintains structural integrity during repeated heating and cooling cycles
- Long Service Life: Significantly extended operational lifespan compared to traditional clay-graphite crucibles
- Superior Resistance to Gold Alloy Penetration: Dense structure prevents molten gold penetration, reducing metal retention and waste
| Component | Unit | Value Range |
|---|---|---|
| Carbon | % | 36-40 |
| SiC | % | 26-30 |
| SiO2 | % | 14-18 |
| Si | % | 2-5 |
| Al2O3 | % | 8-10 |
| Na2O, K2O, Fe2O3, B2O3 & others | % | 2-4 |
This crucible is compatible with various furnace types including resistance furnace, induction furnace, gas furnace, coke oven, and oil furnace. It is specifically designed for melting gold, silver, copper, aluminum, tin, lead, zinc and other non-ferrous metals, as well as various non-ferrous alloys.
Qingdao Baidun Special Ceramics Technology Co., LTD. is one of China's largest crucible manufacturers using isostatic pressing technology. With a registered capital of 100 million RMB and covering 100,000㎡, the company produces both silicon carbide graphite crucibles and clay graphite crucibles under the "Baidun" and "J&J" brands.
Packaging: Professional export packaging including wooden boxes, cardboard, cartons, or ton bags according to customer requirements.
Delivery Time: 10-45 days after order confirmation, depending on order quantity.
Q: What is the brand name?
A: The brand name is J&J/Baidun.
Q: Where is it manufactured?
A: Manufactured in Qingdao, China.
Q: What is the minimum order quantity?
A: Minimum order quantity is 1 piece.
Q: What are the accepted payment terms?
A: Accepted payment terms include TT/DP/LC.
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