Vacuum oven FVA-18

hardeningannealingtempering

Product Overview
Labotemp FVA-18 is an ISO & CE-certified high-temperature vacuum furnace engineered for precision industrial applications up to 1700°C. The unit features a 36 L work chamber, vacuum-compatible operation and a cold-rolled steel outer shell with high-purity polycrystalline alumina insulation for thermal stability and energy efficiency.

Key Benefits

• ISO & CE certification for consistent quality and safety compliance.
• Accurate temperature control with digital PID and programmable multi-segment profiles (±1°C).
• Fast heating and stable operation using MoSi₂ rod elements and B-type thermocouple.

Features

• High temperature capability: design up to 1700°C with recommended working temperature of 1600°C and uniform temperature distribution.
• Precision control system: digital PID temperature controller ensuring ±1°C accuracy and multi-segment programmability.
• Efficient heating elements: eight MoSi₂ rod heaters arranged double-sided for rapid, even heating and long service life.
• Superior insulation: vacuum-formed, high-purity alumina ceramic fiber to minimize heat loss and improve efficiency.
• Vacuum atmosphere operation: compatible with controlled atmospheres to reduce oxidation and contamination.
• Robust construction: double-shell design with water cooling for enhanced safety and durability.
• Optimized heating layout for uniform chamber temperature and repeatable results.
• Fast heating and reduced cooling time to increase throughput.
• User-friendly interface suited for continuous industrial use.

Standard Accessories

• Gas flow meter for precise gas introduction and monitoring.
• Crucible tong for safe handling of high-temperature samples.
• Heat-resistant thermal gloves for operator safety.

Optional Accessories

• Digital vacuum gauge for accurate vacuum degree display.
• Spare MoSi₂ heating element set for maintenance continuity.
• Water chiller for furnace and vacuum pump cooling.
• Diffusion pump unit: achieves high vacuum (~6×10⁻² Pa) with 300 L/s pumping speed (380V, 3-phase, 9 kW).

Applications

• Material testing of metals, ceramics and advanced materials under high temperatures.
• Sintering and powder metallurgy processes.
• Heat treatment under vacuum: annealing, hardening and tempering.
• Thermal analysis and controlled heating experiments in R&D labs.
• Crystal growth and controlled-environment formation processes.
• High-temperature melting of specialized materials.
• Research & development and industrial quality-control laboratories.

Technical Specifications

• Capacity: 36 L
• Work chamber size (W×D×H): 300 × 400 × 300 mm
• Working temperature: 1600°C (recommended)
• Maximum design temperature: 1700°C
• Temperature precision: ±1°C
• Thermocouple: B type
• Controller: Digital PID temperature controller with programmable multi-segment control and real-time monitoring
• Power supply: 380V / 50Hz, 13 kW, 3-phase
• Heating element: MoSi₂ rod heating elements (8 units, double-sided distribution)
• Chamber material: High-purity polycrystalline alumina ceramic fiber
• Insulation: Vacuum-formed insulation with high thermal efficiency
• Cooling system: Double-shell structure with water cooling
• Transformer: Integrated high-quality transformer
• Package size: 1510 × 2060 × 1980 mm
• Net weight: 950 kg
• Gross weight: 1200 kg