
High Desity Graphite Crucible for Indian Aluminum Film Industry
Graphite crucibles for evaporative aluminum plating are generally used in groups, generally, 24 crucibles are one group.
Description
The company adheres to the principles of "customer interests first" and "small profits but quick turnover", abides by the business style of "loyalty, pragmatism, communication, and stability", strives to improve product quality, and strives to lead the new trend of Fine grain high purity graphite, Rp Graphite Electrode, Impregnated electrode development. At the same time, the company has established a strong market and sales network at home and abroad, and has a large customer base. We build a reasonable salary structure and perfect welfare policy, so that employees have a sense of satisfaction with their work and life. We are committed to providing a platform for learning and development, and strive to build and train employees to become talents growing together with the group.
Large Graphite Crucibles for Industrial-Scale Melting & Casting
Heavy-Duty Crucibles Tailored for Demanding Applications
At SHJ-CARBON, we specialize in large graphite crucibles engineered to meet the extreme conditions of high-temperature industrial operations. With customizable height, bottom diameter, top diameter, and wall thickness, our crucibles are ideal for heavy-load applications such as metal melting, alloy refining, and continuous casting.
Available in barrel, cylindrical, and conical shapes, these crucibles are designed for compatibility with a wide range of furnaces and workflows. Despite their size, each crucible remains lightweight and easy to install, offering both handling convenience and structural strength.
Products Description
| Melting Capacity | Recommended Model | Typical Dimensions (Diameter × Height) |
| 10–50kg | #30–#100 | Φ205–345mm × H265–388mm |
| 50–200kg | #150–#400 | Φ362–526mm × H429–661mm |
| >200kg | #500 and above | ≥Φ531mm × ≥713mm |
| Customized | ≥Φ1650mm |
Key Notes:
Dimensional Tolerance: All sizes allow ±5% variation due to manufacturing processes.
Capacity Scaling:
Small models (e.g., #30) suit laboratory/precision melting;
#500+ models align with industrial furnaces (e.g., 500kg aluminum melters use Φ785mm crucibles).
Customization: Non-standard dimensions (e.g., rectangular, tapered) require bespoke design.
Note: Match crucible dimensions to furnace chamber geometry to ensure thermal efficiency
Built to Withstand Extreme Heat & Stress
Our large graphite crucibles are capable of withstanding temperatures up to 1800°C in oxidizing atmospheres and up to 3000°C in vacuum or inert conditions. Even under prolonged exposure to extreme heat, they maintain structural integrity and resist cracking, warping, or erosion.
These crucibles are suitable for melting aluminum, copper, gold, silver, brass, and other non-ferrous metals. They are also used in glass and ceramic processing, where thermal uniformity is essential for product quality.
Key Performance Advantages
- High Thermal Conductivity: Enables even heat distribution and faster melting cycles
- Oxidation & Wear Resistance: Minimizes degradation and extends product life
- Exceptional Thermal Shock Resistance: Handles rapid heating and cooling without damage
- Custom Engineering: Shape, size, and coating can be tailored for your furnace and material
- Lightweight & Easy to Handle: Designed for industrial use without added operational burden

Fully Customizable Large Graphite Crucibles with End-to-End OEM Support
At SHJ-CARBON, we specialize in large graphite crucibles built for scale, precision, and long-term performance. Every crucible is fully customizable-from raw material grade to geometry, wall thickness, machined features, and surface treatments-to meet the specific demands of your melting process, furnace design, and metal type.
Whether you're expanding industrial capacity or fine-tuning alloy composition, our OEM customization service ensures that each large crucible integrates seamlessly into your operation. We don't just offer products-we deliver engineered solutions that support clean melts, thermal stability, and repeatable quality across every cycle. Reach out to our team today to explore how our custom large graphite crucibles can elevate your high-temperature process with precision and confidence.
With talents and technology as the core, we provide high-quality High Desity Graphite Crucible for Indian Aluminum Film Industry and services. Our goal is to create a first-class brand and establish a unique service style, and we will work hard for customer satisfaction. Our company's decision makers always stand in the forefront of the times, pay close attention to and master the advanced technology and technology at home and abroad, which has laid a solid foundation for the development of the company.
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