Rotary Vacuum Film Evaporator Digital Diagonal

The GISCOM Rotary Vacuum Film Evaporator Digital Diagonal is a precision distillation system designed for efficient solvent evaporation under reduced pressure. Its diagonal configuration ensures superior condensate flow, improved visibility, and smoother operation during concentration, purification, and solvent recovery processes. Widely used across research, analytical, and industrial laboratories, this evaporator offers reliable performance, excellent chemical resistance, and safe operation for routine and high-accuracy applications.

 Key Features

• Digital PID Control: Ensures stable and accurate temperature regulation of the stainless-steel water/oil bath.
• Borosilicate Glass 3.3 Assembly: Provides outstanding chemical, thermal, and mechanical resistance for contamination-free distillation.
• Diagonal Condenser Design: Enhances cooling efficiency and continuous feed capability with smooth condensate collection.
• Non-sparking Geared Motor: Variable speed control for safe and precise flask rotation.
• Quick-Action Jack with Lock: Easy height adjustment for user safety and convenience.
• 316 Stainless Steel Bath: Durable, corrosion-resistant, and suitable for extended heating use.
• Constant Level Device: Ensures consistent bath level for uniform heating and operational reliability.
• PTFE/Glass Wetted Parts Only: Eliminates corrosion and contamination in sensitive chemical processes.
• Continuous Addition Tube: Allows uninterrupted addition of materials to the rotating flask.
• Robust Base & Stable Operation: Designed for demanding lab environments and long-term use.

Material Specifications

• Material Type: High-grade Borosilicate Glass 3.3

Thermal Properties:

• Very low thermal expansion coefficient
• High resistance to thermal shock
• Safe for use at high temperatures during distillation cycles

Chemical Resistance:

• Inert to most acids, solvents, and organic reagents
• Non-leaching, non-reactive surfaces

• Mechanical Strength: Excellent durability in rotating and vacuum conditions

• Compliance Standards: Manufactured according to ISO 3585, DIN glassware norms, and global laboratory quality standards.

Technical Specifications

• Evaporating Flask Capacity: 1 L, 2 L, 5 L, or as required
• Condenser Type: Diagonal, high-efficiency borosilicate glass
• Rotation Speed: Variable, digitally controlled
• Bath Material: 316 stainless steel
• Bath Temperature Range: Adjustable (PID-controlled)
• Wetted Components: Glass + PTFE only
• Vacuum Sealing: PTFE vacuum sealing system
• Calibration: Factory-calibrated digital controller

Accessories Included:

• Evaporating flask
• Receiving flask
• Diagonal condenser
• Digital bath with PID controller
• Quick-action jack
• Feed tube and clamps

Packaging:

• Export-quality foam-lined cartons
• Individual glass components are packed in shock-proof protective material
• Wooden crate packaging is available for international shipments

 Handling & Precautions

• Ensure proper vacuum connection and check seals before each use.
• Do not exceed the recommended bath temperature for glassware safety.
• Clean glass components using mild laboratory detergents; avoid abrasive tools.
• Allow hot glassware to cool naturally before washing or storing.
• Prevent mechanical shock—handle with both hands and avoid sudden impacts.
• Observe vacuum safety protocols and ensure the system is vented before disassembly.
• Autoclaving is permissible for borosilicate components unless PTFE parts are attached.
• Always operate the unit on a vibration-free, levelled surface.

Applications

• Ideal for a wide range of laboratory and industrial distillation tasks, including:
• Solvent evaporation and concentration
• Recrystallisation and purification of chemical compounds
• Essential oil extraction
• Drying of heat-sensitive materials
• Sample preparation for analytical techniques

Research and production in:

• Pharmaceutical industries
• Chemical and petrochemical laboratories
• Biotechnology and life sciences
• Food, flavour & fragrance research
• Academic and university laboratories
• QC/QA laboratories
  This evaporator plays a central role in the routine workflow, enabling efficient solvent removal with minimal thermal degradation.