Our High Strength High Temperature Resistance Double Ring Graphite Crucibles are engineered for extreme industrial environments, specifically designed for precision metal melting and casting. Utilizing premium artificial graphite powder and a sophisticated blending process, these crucibles offer unparalleled thermal stability and structural integrity under intense heat loads.
Manufactured through a rigorous cycle of insulated double-axis stirring, high-pressure molding, and precision firing, our graphite crucibles ensure superior heat distribution and long-term durability. Whether used in heavy industrial casting or specialized laboratory melting, these double-ring crucibles provide the reliability needed to maintain high chemical purity and prevent contamination.
| Model NO. | NaLai-Graphite Crucible-013 | Origin | China |
|---|---|---|---|
| Flexural Strength | 38-60 MPa | Compressive Strength | 65-135 MPa |
| Production Capacity | 900 ton/Year | Application | Metal Melting/Casting |
| Material | Artificial Graphite Powder | Packaging | Wooden Cases (Plywood) |
| Customization | Available/Customized | Sample Availability | Available |
Engineered to withstand extreme pressures and physical stress during heavy-duty industrial casting cycles.
Optimized heating structure ensures consistent temperature distribution, reducing thermal shock risks.
High-purity artificial graphite minimizes impurities, ensuring the quality of the molten metal.
Superior resistance to chemical corrosion and oxidation at high operating temperatures.
Excellent electrical load capacity, making them ideal for induction heating and electric furnaces.
Utilizing insulated double-axis stirring and precision molding for consistent product quality.
Strict screening of petroleum coke and needle coke to ensure base material purity.
Use of insulated double-axis stirring drums for perfectly proportional material blends.
High-pressure pressing systems ensuring uniform density and zero internal voids.
Controlled drying and furnace firing cycles to maximize temperature resistance.
Rigorous testing of compressive strength and porosity before final packaging.
Secure plywood wooden case packaging for safe international sea and land transport.
| Performance Metric | Standard Graphite | NaLai High-Strength |
|---|---|---|
| Compressive Strength | Low to Medium | Up to 135 MPa |
| Thermal Stability | Moderate | Excellent/High Temp |
| Service Lifespan | Short | Extended/Durable |
| Contamination Rate | Variable | Ultra-Low/High Purity |
| Heat Distribution | Uneven | Highly Uniform |
They are primarily used for metal melting and casting, offering high resistance to corrosion and heat, making them ideal for various alloy smelting processes.
Strength is achieved through a precise blend of artificial graphite powder, high-pressure pressing, and a controlled firing process in professional furnaces.
Yes, we provide customized specifications to meet the unique requirements of your casting equipment and material volumes.
Standard delivery time is typically 2-3 weeks after the deposit is received, depending on the order volume.
We utilize high-quality coal pitch as a binder, combined with petroleum coke and needle coke as raw materials to ensure maximum durability.
Our minimum order quantity is generally 20 tons, which corresponds to one 20' FCL container.
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