Nabertherm High-Temperature Tube Furnaces RHTH/RHTV series are available in horizontal (RHTH) or vertical (RHTV) designs. Featuring high-quality vacuum-formed fibre insulation for energy-saving operation and fast heating, these furnaces allow operations under protective gas, vacuum, or flammable gases, ensuring precise and safe high-temperature processing up to 1800°C.
Product Features
- Maximum temperature: 1800°C
- MoSi2 heating elements mounted vertically for easy replacement
- Insulation with vacuum-formed ceramic fibre plates
- Rectangular outer housing with convection cooling slots
- RHTV models with hinges for wall mounting
- Housing made of textured stainless steel sheets
- Ceramic working tube made of material C 799 including fibre plugs for operation under air
- Type B thermocouple
- Switchgear separate from furnace in floor-standing cabinet
- Controller variants: programmable B 400, C 450, P 480 with adjustable ramps and hold times
- Over-temperature limit controller with manual reset per EN 60519-2
- Non-carcinogenic insulation materials (TRGS 905, class 1 or 2)
- Standard power supply: 400 V 3/N/PE 50/60 Hz
- Optional charge control with temperature measurement in tube and chamber
- Alternative working tubes for process requirements
- Display of inner tube temperature with additional thermocouple
- Gas-tight flanges for protective gas and vacuum operation
- Manual or automatic gas supply system
- Three- or five-zone control for optimized temperature uniformity
- Check valve at gas outlet prevents intrusion of false air
Benefits
- Efficient energy use and fast heating with high-quality insulation
- Safe operation under air, protective gas, or vacuum conditions
- Customizable control and measurement for precise high-temperature processing
- Durable construction suitable for industrial environments
Why Choose Nabertherm High-Temperature Tube Furnaces?
Nabertherm furnaces provide reliable, precise, and safe high-temperature performance, ideal for laboratory, industrial, and research applications requiring controlled thermal processing.
