High-temperature tube furnace for laboratory applications
Achieve precise thermal treatment with this high-temperature tube furnace, ideal for complex sintering and melting processes requiring accurate temperature control and atmosphere management.

Heats, Sinterizes, and Tests Materials
The TF 1400°C Tube Furnace, designed by Across International, is engineered to support diverse thermal processing requirements across numerous industries such as materials science, metallurgy, and semiconductor manufacturing. This high-temperature furnace utilizes Mitsubishi high-quality alumina fiber insulation and silicon carbide (SiC) heating elements to ensure consistent heating and effective insulation. Its operation is guided by the Eurotherm multi-segment controller, allowing precise temperature control and remote monitoring, enhancing process accuracy and convenience.
Ideal for sintering, testing, and melting processes, it supports applications ranging from the production of ceramic components and metal alloys to the synthesis of semiconductor wafers and active pharmaceutical ingredients. The furnace features multiple working zones with individual calibration options, enabling customizable thermal profiles for varied material processing needs. Its compact design and vacuum-capability facilitate integration into laboratories and pilot-scale operations, making it suitable for both manual and automated setups.
The TF 1400 is known for its energy efficiency with a controlled heating rate that minimizes thermal overshoot and reduces operational costs. Safety is prioritized with built-in overheat protection and power failure recovery features. The furnace’s construction allows for long-term use, with accessories such as stainless steel vacuum sealing flanges and thermal blocks provided to enhance functionality. With options for further customization and engineering support, the TF 1400 adapts to unique industry specifications, ensuring compliance with relevant certifications.
Benefits
- Ensures precision in thermal processing, enhancing material quality and uniformity.
- Minimizes energy consumption through optimized heating rates, lowering operational costs.
- Integrates easily with existing setups for flexible applications in research and production environments.
- Promotes safety with automatic shutdown features in case of overheating or power interruption.
- Facilitates process versatility with the ability to perform multiple atmosphere transitions in a single cycle.
- Applications
- Educational,Chemistry,Materials science,Metallurgy,Automotive,Industrial process,Semiconductor,Food and beverage,Aerospace,Life science,Batteries,Pharmaceutical
- End products
- Laboratory training samples,Engine parts,Active pharmaceutical ingredients (apis),Laboratory chemicals,Industrial catalysts,Biomaterials,Ceramic components,Semiconductor wafers,Aerospace components,Metal alloys,Battery cathodes,Dried food ingredients
- Steps before
- Material Preparation,Loading Sample into Tube,Vacuum Setup Adjustment
- Steps after
- Cooling,Unloading Finished Product,Storage
- Input ingredients
- alumina tube,inert gases,air,vacuum,electricity
- Output ingredients
- sintered parts,binder removal byproducts,heat
- Market info
- Across International is known for manufacturing high-quality thermal management equipment, such as vacuum ovens, furnaces, and laboratory equipment, with a strong reputation for reliability and innovation in industries like materials research, cannabis processing, and laboratory testing.
- Maximum Temperature
- 1400°C (2552°F)
- Working Temperature
- 1300°C (2372°F)
- Heating Rate
- 5°C (41°F)/min above 1200°C
- Heating Rate
- 10°C (50°F)/min below 1200°C
- Voltage Requirements
- 208-240 volts 50/60Hz single phase
- Vacuum Pressure
- 0.001 Pa / 0.0075 millitorr / 0.00001 mbar
- Positive Pressure
- 0.02 MPa / 150 torr / 3 psi
- Tube Material
- High purity (99%) Al2O3 alumina
- Temperature Controller Precision
- +/- 1°C
- Installed Heating Element
- SiC
- Output Power (1-Zone)
- 4 kW to 9 kW
- Output Power (2-Zone)
- 10 kW to 12 kW
- Output Power (3-Zone)
- 3.5 kW per zone
- Furnace Dimensions
- 25" x 19" x 27"
- Shipping Dimensions
- 47" x 35" x 39"
- Net Weight
- 265 lbs to 350 lbs
- Shipping Weight
- 400 lbs to 500 lbs
- Automation Level
- Manual / PLC / SCADA
- Batch vs. Continuous Operation
- Batch
- Energy Efficiency
- Low kWh/kg
- CIP/SIP
- CIP 121°C / SIP 135°C
- Cleaning Method
- CIP / Manual
- High-Temperature Resistance
- Up to 1400°C (2552°F)
- Corrosion Resistance
- Alumina (Al2O3) Tube
- Thermal Shock Resistance
- SiC Heating Elements
- Abrasion Resistance
- High purity alumina
- Density/particle size
- Alumina density
- ETL Certification
- UL/CSA standards
- Chamber Insulation Material
- Alumina fiber
- Heating Element
- Silicon carbide (SiC)
- Tube Material
- 99% Al2O3 alumina
- Tube Size
- 60mm - 150mm OD x 1000mm - 1300mm L
- Furnace Dimensions (LxWxH)
- 25" x 19" x 27"
- Unit Weight
- 265 - 370 lbs
- Control panel type
- Eurotherm digital multi-segment controller
- Integration possibilities
- Built-in computer interface with digital communication port for remote control and monitoring
- Controller options
- Standard Eurotherm 3204 or Optional Eurotherm 3504 50-Segment Controller
- Calibration options
- 1-Zone,2-Zone,3-Zone calibration