Vacuum furnace FVA-11

brazingannealingheat treatment

Product overview
Labotemp Vacuum Furnace FVA-11 is an ultra-high-temperature laboratory vacuum furnace designed for advanced thermal processing and precision materials research. It features a compact 3 L chamber (150 × 150 × 150 mm), maximum temperature 1700°C and working temperature 1600°C. The furnace supports vacuum heat treatment, vacuum annealing, vacuum brazing and high-temperature sintering of advanced ceramics, metal alloys and specialty composites, and is suitable for aerospace, semiconductor and materials science R&D.

Key selling points

• Ultra-high temperature capability up to 1700°C.
• Compact 3 L chamber (150×150×150 mm) for small high-value samples.
• MoSi₂ rod heating elements mounted both sides for uniform heating.
• B-type platinum‑rhodium thermocouple with intelligent PID programmable controller.
• Compatible with vacuum and inert gases for oxidation-sensitive processes.
• Integrated safety: over-temperature protection and thermocouple break alarm.

Specifications
Model No.: FVA-11
Volume (L): 3
Chamber size (mm): 150 × 150 × 150
Maximum temperature (°C): 1700
Working temperature (°C): 1600
Voltage: 220V, 50/60 Hz
Power (kW): 4
Heating element: MoSi₂ rod
Thermocouple type: B-type platinum‑rhodium
Controller: intelligent PID programmable controller (up to 30 segments)
Heating rate: 1–10 °C/min (adjustable)
Temperature accuracy: ±1 °C
Vacuum range: 500 Pa to 0.06 Pa (with suitable pump)
Cooling: natural cooling (optional water cooling)
Furnace structure: integrated furnace and controller design

Features

• Rigid insulation with high‑purity polycrystalline alumina ceramic fiber for low heat loss.
• High-performance MoSi₂ rod elements for efficiency and long service life.
• Flange-type door with compression seal for reliable vacuum tightness.
• Intelligent PID controller supporting up to 30 program segments for ramp/soak/cool cycles.
• Vacuum and inert gas compatibility (supports nitrogen and other protective gases).
• Safety systems for unattended R&D operation.

Applications

• Sintering advanced ceramics, high-temperature materials and specialty composites.
• Heat treatment and processing of metal alloys and crystal growth experiments.
• Research and prototype development in aerospace, semiconductor manufacturing and materials science labs.
• Micro-sample heat treatment and controlled-atmosphere experiments requiring high vacuum or inert gas.

Optional accessories

• Rotary vacuum pump (≤ 500 Pa)
• Digital vacuum gauge (1.0×10⁵ – 1.0×10⁻¹ Pa)
• Inert gas rotameter / float flow meter (1–10 L/min)
• Gas piping and control unit
• Water cooling system / industrial chiller
• Spare MoSi₂ heating elements

Technical specifications

• Model No.: FVA-11
• Working chamber volume: 3 L (150 × 150 × 150 mm)
• Max temperature: 1700 °C; Working temperature: 1600 °C
• Heating elements: MoSi₂ rods (both sides)
• Thermocouple: B-type (platinum‑rhodium)
• Controller: intelligent PID programmable (up to 30 segments)
• Voltage: 220V, 50/60 Hz; Power: 4 kW
• Heating rate: 1–10 °C/min (adjustable)
• Temperature accuracy: ±1 °C
• Vacuum range: 500 Pa to 0.06 Pa (with suitable pump)