The hot zone construction in a vacuum furnace system is designed for high-temperature processing with precise control, durability, and safety. Key specifications include a usable work zone of 12" W x 12" H x 24" D (2 cubic feet volume) and a workload capacity of 200 lbs (expandable). The hot zone features molybdenum band heaters, graphite insulation in stainless steel containment, and an electro-pneumatic door shield. The system is water-cooled, operates under high vacuum or controlled atmospheres, and includes advanced controls for temperature, vacuum, and safety. The hot zone is removable for maintenance, ensuring long-term usability.
Key Points Explained:
-
Work Zone Dimensions and Capacity
- Dimensions: 12" W x 12" H x 24" D (2 cubic feet volume).
- Load Capacity: Standard 200 lbs, with options for higher capacity.
- Hearth Assembly: Molybdenum hearth measures 12" W x 24" D, providing a stable platform for high-temperature processes.
-
Heating System
- Heating Elements: Six high-temperature, low-resistance molybdenum band heaters (2" wide) ensure uniform heat distribution.
- Insulation: Graphite insulation housed in stainless steel containment minimizes heat loss and enhances efficiency.
-
Construction and Materials
- Chamber: Dual-wall stainless steel construction with water cooling for thermal management and safety.
- Door Mechanism: Electro-pneumatic "Heat Pack" door shield and six over-center pneumatic clamps ensure a secure seal.
- Removability: The entire hot zone is designed for easy removal, simplifying maintenance and repairs.
-
Temperature and Atmosphere Control
- Temperature Precision: Fine temperature controls allow adjustments to heating rates and precise degree management.
- Atmosphere Options: Capable of operating under full vacuum or controlled gas environments (up to 2-bar pressure, with higher pressures available).
-
Cooling and Safety Features
- Water Cooling: External cooling for power feed-thru and dual-wall chamber design prevent leaks and overheating.
- Safety Systems: Over-temperature controls, emergency stop function, and vacuum/gas backfill automation enhance operational safety.
-
Control and Monitoring
- Operator Interface: Color touch panel with PLC for programmable ramps, soaks, and vacuum/gas settings.
- Data Logging: Tracks process parameters for quality assurance and troubleshooting.
- Thermocouple: Center-of-load thermocouple ensures accurate temperature monitoring.
-
Applications and Adaptability
- Suitable for vacuum sintering, brazing, and other high-temperature processes requiring oxidation-free environments.
- Scalable for both small and large production runs, with adaptable temperature and atmosphere controls.
The hot zone's robust design, combined with advanced control systems, makes it ideal for industries requiring precision, reliability, and safety in high-temperature vacuum processing.
Summary Table:
| Feature | Specification |
|---|---|
| Work Zone Dimensions | 12" W x 12" H x 24" D (2 cu ft) |
| Load Capacity | 200 lbs (expandable) |
| Heating System | 6 molybdenum band heaters, graphite insulation in stainless steel containment |
| Construction | Dual-wall stainless steel, water-cooled, removable hot zone |
| Temperature Control | Fine adjustments, programmable ramps/soaks, ±1°C accuracy |
| Atmosphere Options | High vacuum or controlled gas (up to 2 bar) |
| Safety Features | Over-temperature controls, emergency stop, automated vacuum/gas backfill |
| Applications | Sintering, brazing, CVD processes in oxidation-free environments |
Upgrade your lab with precision-engineered vacuum furnace solutions!
KINTEK’s advanced hot zone designs—featuring molybdenum heaters, robust insulation, and customizable controls—deliver unmatched reliability for high-temperature processes like sintering and CVD. Our in-house R&D and manufacturing ensure tailored systems to meet your exact needs.
Contact our experts today to discuss your requirements and explore how our vacuum furnaces can optimize your workflow.
Products You Might Be Looking For:
High-performance vacuum observation windows for real-time process monitoring
Durable molybdenum disilicide heating elements for extreme temperatures
Silicon carbide heating elements for efficient thermal management
Precision MPCVD systems for diamond synthesis and advanced materials
Reliable vacuum flange blind plates for system integrity
