Category
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Order Code |
Product Name |
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L-05-01-M01 |
Clay Crucible for Fire Assay and Precious Metal Mineral Analysis |
The Clay Crucible is an industrial-grade laboratory consumable specially designed for high-temperature fire assay testing, precious metal analysis and mineral laboratory applications. Manufactured with specialized formula materials and professional stamping forming technology, it provides a dense internal structure, strong mechanical performance and excellent thermal shock resistance.
Designed for demanding fire assay environments, this crucible maintains stable performance during repeated temperature cycling from 1300°C to room temperature. Its stable chemical composition helps minimize contamination during mineral melting and precious metal detection, supporting reliable analytical results for mining and metallurgical laboratories.
Available in multiple capacity options from 120ml to 750ml, the crucible accommodates different sample batch requirements and supports long-term laboratory operation with reduced replacement frequency and improved testing workflow efficiency.
The clay crucible is suitable for high-temperature melting, calcination and pretreatment of various mineral samples. Stable thermal performance supports consistent sample preparation conditions before mineral component detection and analytical procedures.
Designed for standard fire assay workflows, this crucible withstands harsh high-temperature melting environments and chemical reactions during assay procedures. Its structural stability helps maintain reliable testing conditions for precious metal determination.
Suitable for gold, silver and other precious metal content analysis in mineral materials. The stable composition helps reduce potential contamination during melting operations and supports dependable assay results.
The crucible can be used for auxiliary high-temperature pretreatment in metallurgical experiments and laboratory research. Reliable thermal stability helps maintain consistent experimental conditions and improves testing repeatability.
Applicable for frequent high-temperature mineral inspection and analytical procedures in mining laboratories, testing institutions and metallurgical research facilities.
The crucible is designed to withstand repeated temperature changes from 1300°C to room temperature without cracking or deformation. Stable physical performance helps reduce testing variation caused by crucible damage during high-temperature operations.
Manufactured with specialized raw materials and professional forming technology, the crucible maintains structural stability in demanding fire assay environments and helps prevent unwanted sample contamination.
The optimized structure provides good mechanical strength for repeated laboratory use. Its reusable design reduces replacement frequency and supports efficient daily operation in high-frequency testing environments.
With 11 available specifications ranging from 120ml to 750ml, the crucible supports different sample volumes and laboratory requirements. The diverse configuration improves compatibility with various fire assay testing workflows.
Reliable thermal stability and reusable characteristics help reduce long-term consumable costs. Stable operation lowers the risk of repeated testing caused by crucible failure and improves overall laboratory efficiency.
| SiO₂ | 54.6% |
| Al₂O₃ | 40.31% |
| Fe₂O₃ | 1.11% |
| TiO₂ | 0.47% |
| CaO | 1.28% |
| MgO | 0.34% |
| K₂O | 0.61% |
| Na₂O | 0.39% |
| L.O.I | 0.21% |
| Capacity Range | 120ml - 750ml |
| Available Specifications | 11 Models |
| Application Temperature | Up to 1300°C |
| Application | Fire Assay, Precious Metal Analysis, Mineral Testing |
| Dimension (L×W×H mm) | Capacity |
| 70×70×55 | 120ml |
| 85×105×55 | 240ml |
| 90×90×69 | 270ml |
| 85×135×55 | 320ml |
| 95×135×56 | 380ml |
| 90×155×58 | 450ml |
| 88×155×55 | 450ml |
| 105×150×56 | 500ml |
| 106×144×60 | 520ml |
| 105×165×56 | 600ml |
| 120×160×75 | 750ml |
FKN PANDA specializes in supplying laboratory consumables for global mining, metallurgy and fire assay applications. We understand that thermal stability, corrosion resistance and contamination control are essential factors affecting precious metal analysis and mineral testing reliability.
Our clay crucibles are produced with specialized material formulation and mature stamping forming technology to provide stable chemical composition, mechanical strength and thermal shock resistance. Each product is designed for repeated use in high-temperature laboratory environments and supports consistent fire assay operations.
With 11 specification options covering different sample volume requirements, FKN PANDA provides flexible solutions for mining laboratories, testing institutions and distributors. Reliable quality, reusable performance and stable bulk supply help customers optimize laboratory operation efficiency and long-term consumable management.
Q1. How to select appropriate clay crucibles for different ore fusion temperatures in mineral testing laboratories?
Selecting suitable clay crucibles requires consideration of the fusion temperature, sample type, flux composition, and fire assay workflow requirements. In mining laboratories, crucibles are commonly used during high-temperature fusion procedures for precious metal and mineral analysis. The crucible material and size should match the furnace conditions and analytical process to maintain structural stability and support reliable sample recovery. For new laboratory setup, expansion projects, or replacement programs, laboratories should evaluate compatibility with existing fire assay equipment, operating procedures, and expected sample throughput.
Q2. What are the critical thermal shock resistance specifications for clay crucibles in mining laboratory applications?
Thermal shock resistance is an important consideration for clay crucibles used in repeated fire assay operations. During mineral testing workflows, crucibles may experience rapid temperature changes during heating, fusion, and cooling stages. Suitable crucible selection helps reduce risks associated with cracking, deformation, or sample loss during high-temperature processing. Laboratories should consider the crucible composition, operating temperature range, heating procedures, and handling practices when selecting products for continuous fire assay applications.
Q3. Can standard clay crucibles maintain structural integrity during repeated fire assay fusion cycles?
Standard clay crucibles can be applied in routine fire assay workflows when operating conditions are within the recommended range of the crucible material. Long-term performance depends on factors including fusion temperature, flux chemistry, heating rate, cooling procedure, and handling methods. In mineral analysis laboratories processing regular batches of ore samples, proper crucible selection and usage practices help maintain consistent workflow performance. For high-frequency operations, laboratories should evaluate replacement planning based on actual operating conditions and sample processing requirements.
Q4. How does clay crucible composition affect sample contamination levels in precious metal mineral analysis?
Crucible composition can influence the suitability of the crucible for contamination-sensitive mineral analysis applications. In precious metal testing and fire assay workflows, maintaining appropriate material compatibility between the crucible and sample system is important for reliable analytical preparation. Laboratories should consider the interaction between crucible materials, ore characteristics, and flux chemistry when establishing sample preparation procedures. Proper selection supports consistent fusion conditions and helps minimize potential influences from unsuitable crucible materials during mineral evaluation.
Q5. Which clay crucible size specifications are optimal for standard fire assay furnaces in mining exploration laboratories?
The appropriate clay crucible size depends on the sample quantity, flux ratio, furnace configuration, and fire assay procedure requirements. Mining exploration laboratories typically select crucible dimensions according to their sample preparation workflow, including sample collection, fusion preparation, and subsequent analytical evaluation. A suitable size helps provide effective heat transfer, convenient handling, and consistent processing conditions. When configuring or expanding a laboratory, crucible selection should be matched with existing furnace capacity and expected testing volume.
Q6. How to configure clay crucible systems for high-volume gold and silver ore fire assay test work?
For high-volume gold and silver ore fire assay operations, clay crucible selection should consider workflow organization, sample batch requirements, furnace compatibility, and replacement management. A practical crucible system supports continuous sample preparation from ore processing through fusion and metallurgical evaluation. Laboratories should establish suitable inventory planning, handling procedures, and quality control practices to maintain stable operations. The configuration should align with laboratory throughput requirements while supporting repeatable fire assay procedures.
Q7. What are the differences between standard and high-temperature clay crucibles for different fusion procedures?
Standard and high-temperature clay crucibles are selected according to the thermal conditions and requirements of specific fusion procedures. Different mineral testing applications may involve variations in temperature, flux chemistry, and processing duration. Higher-temperature applications generally require crucible materials with suitable thermal performance and structural stability. When selecting between options, mining laboratories should evaluate their fire assay methods, ore characteristics, and long-term operational requirements rather than relying only on general specifications.
Q8. How do clay crucible properties improve sample recovery efficiency during fire assay workflows?
Clay crucible properties contribute to stable fusion conditions, which are important for efficient sample recovery during fire assay procedures. Factors such as material consistency, thermal behavior, and compatibility with the fusion process can influence handling reliability and workflow repeatability. In mineral laboratories analyzing precious metal samples, appropriate crucible selection supports the transition from ore sample preparation to metallurgical evaluation by maintaining controlled processing conditions throughout the fusion stage.
Q9. Can clay crucibles accommodate both oxidizing and reducing fusion conditions in mining laboratories?
The suitability of clay crucibles for oxidizing or reducing fusion conditions depends on the specific crucible material characteristics, flux system, and laboratory procedure. Mining laboratories should evaluate crucible compatibility with the chemical environment created during the fusion process. For different ore types and metallurgical testing requirements, including precious metal and complex mineral samples, selecting the correct crucible configuration helps maintain stable processing conditions and supports reliable analytical workflows.
Q10. What are the replacement frequency considerations for clay crucibles in continuous fire assay operations?
Replacement frequency for clay crucibles depends on actual laboratory operating conditions, including fusion temperature, usage frequency, sample characteristics, and handling practices. In continuous fire assay operations, laboratories should monitor crucible condition to identify signs of wear, cracking, or reduced structural reliability. Establishing an appropriate inventory and replacement plan helps maintain uninterrupted sample preparation workflows and supports consistent mineral testing operations during laboratory expansion or routine production analysis.
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