Advanced Pressing Technology for Fire Assay Crucible Production
The fire assay industry requires high-precision and durable ceramic products capable of withstanding extreme temperatures and corrosive environments. The S1.2 Automatic Press is designed to meet these needs, enabling the efficient production of fire assay crucibles, cupels, and other refractory laboratory equipment.
__ MEETING THE NEEDS OF FIRE ASSAY AND PRECIOUS METAL ANALYSIS
Fire assay is a crucial process in precious metal analysis, requiring crucibles that can endure extreme thermal shocks and harsh chemical environments. Manufacturers in this sector need products with high mechanical strength, resistance to corrosion, and precise dimensional accuracy to ensure consistent and reliable results. The S1.2 Automatic Press supports these stringent requirements with the following features:
- Consistent Clay Forming: The press ensures uniform material distribution, which is essential for producing crucibles with superior mechanical strength. This uniformity allows crucibles to withstand thermal shocks from 1300°C down to room temperature without cracking or degrading.
- Precision Cutting and Finishing: Accurate shaping minimizes material waste and guarantees that each crucible meets strict laboratory specifications. This level of precision is critical for applications such as gold assaying, mineral testing, and metallurgical research, where sample purity and integrity must be maintained.
- Automated Handling: The S1.2 Automatic Press reduces the need for manual intervention, enhancing production speed and ensuring consistent product quality. This automation is particularly beneficial in high-volume manufacturing, where uniformity is essential for repeatable assay results.
- High-Speed Processing: Capable of performing 1,000 cycles per hour, the machine allows manufacturers to scale production efficiently while maintaining strict quality control. This is especially important for laboratories, mining companies, and refineries that require large batches of durable crucibles and cupels.

By integrating these features, the S1.2 Automatic Press provides a comprehensive solution for manufacturing high-quality fire assay crucibles that meet the stringent demands of the precious metal analysis industry.
__ KEY FEATURES TAILORED FOR CRUCIBLE AND CUPEL MANUFACTURING
- Clay Bar Feeding System: Left-side conveyor belt for controlled material input, reducing inconsistencies.
- Automated Cutting Station: Ensuring precise and uniform clay bar sizing.
- Clay Stock Area (Lung): Regulating material flow for seamless operation.
- Independent Finishing Station: Equipped with three specialized tools to refine edges and enhance durability.
- Trash Belt System: Keeping the production area clean and enabling material reuse.
- Long-Distance Machine Monitoring: Allowing real-time tracking and remote process adjustments.
__ PERFORMANCE AND CUSTOMIZATION FOR HIGH-DEMAND PRODUCTION
- Production Speed: 1,000 cycles per hour, ensuring efficiency in large-scale crucible manufacturing.
- Product Dimensions:
- Diameter: 70mm – 160mm
- Max Height: 200mm
- Clay Bar Diameter: 60mm – 100mm
- Max Clay Bar Height: 100mm
__ ADAPTED FEATURES FOR FIRE ASSAY INDUSTRY REQUIREMENTS
- Exit Conveyor Belt: 250mm wide, 990mm high, 5m long, with a speed of up to 10m/min.
- Optimized Electrical Cabinet Placement: Adjusted for seamless integration into existing production lines.
- Modified Clay Bar Feeding Conveyor: Positioned externally for improved accessibility.
- Enhanced I/O System: Providing master speed control, start/stop functions, emergency alerts, and automated part-ready notifications.
- Robot Pick-Up Integration: Custom insert area for automated handling of finished crucibles.
- Clay Bar Feeder Display: Real-time tracking of transported clay pieces for better production monitoring.






By equipping fire assay crucible manufacturers with the S1.2 Automatic Press, we support the industry’s demand for high-performance, durable, and precision-molded refractory products. Our machines ensure that manufacturers can scale production efficiently while maintaining product reliability.
If you want to know more about this machine and solution, please contact us through the following contact form:




