Category
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Order Code |
Product Name |
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L-02-03-M03 |
20-Position Magnetic Stirring Water Bath for Mineral Testing Laboratories |
The JHH-J20 20-Position Magnetic Stirring Water Bath is a multi-station laboratory heating and stirring device designed for high-throughput parallel testing applications in mining and hydrometallurgical laboratories. Featuring 20 independent stirring positions, asynchronous speed adjustment and unified PID temperature control, it enables simultaneous processing of multiple mineral samples under consistent temperature conditions with customized stirring speeds. Equipped with submerged U-type heating tubes, high-sensitivity thermal sensors and a corrosion-resistant 304 stainless steel liner, the system provides stable operation for batch mineral pretreatment workflows.
The JHH-J20 Magnetic Stirring Water Bath is suitable for mineral sample preparation, metallurgical testing, mineral analysis and hydrometallurgical experimental research.
The equipment supports parallel heating stirring, mineral dissolution, constant-temperature soaking and reagent reaction pretreatment for ore powder and soil samples. The 20 independent stations improve batch processing capability, while asynchronous stirring speed adjustment allows different sample groups to be processed according to specific experimental requirements.
The unified temperature environment provides consistent conditions for parallel comparison experiments, standard solution preparation and trace element sample pretreatment. Stable heating and stirring conditions help reduce experimental variation and improve repeatability during mineral testing procedures.
The equipment is applied for low-temperature leaching simulation, solution homogenization, precipitation reaction incubation and wet chemical reagent blending. PTFE magnetic stir bars and corrosion-resistant components provide compatibility with acidic and weak corrosive laboratory solutions used in hydrometallurgical evaluation.
20 independent stirring positions enable simultaneous processing of multiple mineral samples and improve laboratory batch testing efficiency.
Integrated one-piece 304 stainless steel water tank with seamless arc-rounded corner design provides a smooth, corrosion-resistant and easy-to-clean internal environment.
Industrial PID microcomputer temperature control with LED digital display maintains temperature fluctuation within ±0.5℃ for stable experimental conditions.
Fully submerged U-type heating tube structure improves heat transfer efficiency, reduces heat loss and supports long-duration constant-temperature operation.
High-sensitivity built-in thermal sensor provides rapid temperature response and real-time correction to maintain temperature uniformity across the water bath cavity.
Silent DC motor drive supports stepless stirring speed adjustment from startup to 2400 rpm, with independent asynchronous speed control for each position.
High-performance PTFE magnetic stir bars provide high-temperature resistance, abrasion resistance and chemical inertness for mineral laboratory solutions.
High-temperature resistant plastic sleeves accommodate different beaker specifications and improve vessel stability during operation.
Cold-rolled steel shell with electrostatic spraying improves rust resistance and structural durability for long-term laboratory use.
Telescopic water outlet design supports complete internal drainage and helps prevent residual water accumulation.
| Parameter Item | Technical Index |
|---|---|
| Model | JHH-J20 |
| Stirring Positions | 20 stations |
| Single Vessel Capacity | ≤1000 ml |
| Power Supply | 220V±10V, 50Hz |
| Total Heating Power | ≤3000 W |
| Stirring Speed Range | Start – 2400 rpm, stepless adjustable |
| Speed Control Mode | Independent asynchronous control per station |
| Temperature Control Range | Room temperature – 99.9℃ |
| Temperature Fluctuation | ±0.5℃ |
| Temperature Control System | Integrated PID control with LED digital display |
| Overall Dimension | 835 × 685 × 255 mm |
| Standard Accessories | 1 × cover plate, 20 × sleeve sets, 20 × PTFE stir bars |
Custom multi-station models with different position quantities and customized power configurations are available upon request to meet different laboratory throughput requirements and spatial layout conditions.
FKN PANDA JHH-J20 20-Position Magnetic Stirring Water Bath provides reliable performance for mineral and metallurgical laboratories. The PID constant-temperature system and uniform heating environment maintain consistent experimental conditions, while independent stirring speed adjustment supports different mineral sample pretreatment requirements.
The equipment delivers strong operational reliability through its seamless 304 stainless steel liner, submerged heating structure and durable DC motor system. Corrosion-resistant PTFE accessories support continuous operation in daily wet chemistry laboratory environments.
With 20-station parallel processing capability, the JHH-J20 improves laboratory workflow efficiency by increasing sample processing capacity and reducing time required for multiple pretreatment operations.
Its combination of unified temperature control and independent stirring adjustment matches common mineral testing workflows, including parallel comparison experiments, leaching condition evaluation and batch sample preparation.
The integrated multi-position design reduces the requirement for multiple individual stirring units, helping save laboratory space and lower long-term equipment maintenance and replacement costs.
Q1. How to select a 20-hole water bath for parallel sample digestion in a mining laboratory?
Selecting a 20-hole water bath for mining laboratory applications requires evaluation of sample throughput, vessel compatibility, temperature control requirements, and workflow conditions. Laboratories should consider whether the equipment matches their sample preparation process, including ore digestion, reagent incubation, or metallurgical testing preparation. Key factors include hole configuration, heating stability, operating convenience, and compatibility with continuous laboratory operation. For new laboratory setup or expansion projects, the water bath should be selected according to the expected testing volume and integration with downstream analytical procedures such as ICP-OES or other mineral analysis methods.
Q2. Which factors influence temperature uniformity in 20-position water bath operations?
Temperature uniformity is an important consideration when using a 20-hole water bath for parallel sample digestion and metallurgical preparation. Factors such as heating system design, water circulation method, vessel arrangement, insulation structure, and ambient laboratory conditions can affect temperature consistency. Uniform heating helps laboratories maintain comparable digestion conditions between multiple samples during mineral testing workflows. When evaluating equipment performance, laboratories should consider temperature monitoring methods and validation procedures to confirm that operating conditions are suitable for their specific sample preparation requirements.
Q3. Can a 20-hole water bath support high-throughput ore sample preparation workflows?
A 20-hole water bath is designed to support parallel processing requirements where multiple samples need controlled heating conditions during laboratory workflows. In mining and exploration laboratories, this configuration can be applied to sample digestion preparation, reagent heating, and other metallurgical testing procedures requiring consistent temperature control. For high-throughput operations such as exploration campaigns or production grade control, laboratories should evaluate the required sample volume, vessel type, heating capacity, and workflow compatibility to ensure the equipment supports continuous operation demands.
Q4. What factors should be considered when selecting water bath materials for acid digestion applications?
Material selection is an important factor for water baths used in mining laboratory environments, especially during acid digestion and chemical preparation processes. Laboratories should evaluate corrosion resistance, cleaning requirements, operating conditions, and compatibility with the reagents used in their testing procedures. The construction materials of the tank, external surfaces, and supporting components should be suitable for the laboratory environment. Proper material selection helps reduce maintenance requirements and supports stable operation during repeated sample preparation cycles.
Q5. How does a 20-hole water bath integrate into a complete mineral testing workflow?
A 20-hole water bath can be incorporated into the sample preparation stage of a complete mining laboratory workflow, connecting sample collection, preparation, mineral testing, metallurgical evaluation, and process decision-making. During ore analysis, controlled heating may support digestion or reagent preparation steps before instrumental testing. When configuring laboratory equipment, engineers should consider how the water bath works together with other preparation and analysis equipment to maintain efficient sample handling, consistent operating procedures, and reliable laboratory processes.
Q6. How can laboratories improve testing consistency when using a multi-position water bath?
Testing consistency depends on maintaining stable operating conditions across all sample positions. Laboratories can improve repeatability by using appropriate vessel placement, standardized sample preparation procedures, controlled temperature settings, and regular equipment verification. For multi-sample digestion workflows, consistent heating conditions help reduce variation between parallel samples before analytical measurement. Equipment selection should also consider ease of operation, temperature monitoring capability, and maintenance accessibility to support reliable long-term laboratory performance.
Q7. What maintenance is required for a 20-hole water bath used in continuous laboratory operation?
Regular maintenance helps maintain stable performance during intensive mining laboratory use. Typical maintenance considerations include checking heating components, monitoring water quality, inspecting control systems, cleaning the working area, and verifying temperature performance according to laboratory procedures. The maintenance schedule should be adapted to operating frequency, chemical exposure, and laboratory conditions. Proper maintenance management supports equipment availability during continuous sample preparation workflows and reduces the risk of unexpected interruptions in mineral testing operations.
Q8. How should laboratories validate temperature performance of a 20-hole water bath?
Temperature validation is an important step when a water bath is used for critical sample preparation procedures. Laboratories may evaluate temperature performance through appropriate measurement methods, including comparison with calibrated temperature monitoring instruments according to internal quality procedures. Validation helps confirm that the equipment operates within the required conditions for digestion, incubation, or metallurgical preparation applications. For laboratories following structured quality systems, documentation of equipment performance and verification records can support reliable analytical workflows.
Q9. What safety features should be considered for mining laboratory water bath applications?
Safety considerations are essential when operating water baths in environments involving chemical reagents or extended heating processes. Laboratories should evaluate features such as overheat protection, low-water protection, temperature monitoring, and safe operating controls. Proper laboratory practices should also include appropriate ventilation, chemical handling procedures, and operator training. Selecting equipment with suitable safety functions helps reduce operational risks and supports safer working conditions during mineral sample preparation and hydrometallurgical testing activities.
Q10. How to determine the suitable configuration of a custom 20-hole water bath for mining laboratory requirements?
The suitable configuration of a custom 20-hole water bath depends on laboratory workflow requirements, including vessel size, sample quantity, heating conditions, and application objectives. Mining laboratories should evaluate whether the equipment is intended for exploration sample preparation, metallurgical testing, reagent preparation, or other controlled heating processes. Considerations such as hole arrangement, temperature control method, operating environment, and future laboratory expansion plans help ensure the selected configuration matches practical testing requirements and supports efficient laboratory operation.
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