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Rotary Vacuum Evaporator

Name: Rotary Vacuum Evaporator ALH RE Series
Brand: Althea Solutions

High-Performance Solvent Evaporation System

Althea Solutions introduces the Rotary Evaporator (ALH RE Series), a robust and precision-engineered evaporation system specifically designed for the efficient concentration, distillation, drying, crystallization, and solvent recovery of chemical and biological samples. Developed using advanced rotary thin-film evaporation technology with digitally controlled heating, precision rotary drive mechanisms, vacuum-sealed systems, and high-efficiency vertical condensers, our evaporators ensure consistent evaporation performance, operational stability, and long-term reliability across pharmaceutical facilities, chemical research laboratories, biotechnology units, herbal extraction plants, and industrial processing environments.

Available in multiple flask capacities ranging from 1 L to 50 L, with configurable heating power, condenser systems, and optional explosion-proof components, these systems are rigorously tested for heating accuracy, rotation stability, vacuum integrity, and safety compliance. Manufactured under stringent quality standards and engineered for dependable operation, Althea’s Rotary Vacuum Evaporators deliver superior solvent recovery efficiency, enhanced process control, and reliable evaporation performance for demanding laboratory and industrial applications.

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Description

Key Features

High-Grade Construction

Fabricated using chemical-resistant borosilicate glass assemblies, stainless steel heating bath, corrosion-resistant structural framework, and precision rotary components integrated with digital temperature control-ensuring durability, stable rotation, and high-efficiency solvent evaporation.

High-Efficiency Evaporation Output

Engineered with adjustable rotary speed (0–120 RPM), precise heating range from room temperature to 180 °C (±1 °C accuracy), and high-surface-area vertical condensers (single or triple backflow depending on model)-enabling rapid solvent removal suitable for concentration, purification, crystallization, and drying across laboratory and pilot-scale capacities.

Wide Operating Range

Designed to support continuous evaporation cycles with stable RPM adjustment, controlled heating performance, vacuum compatibility up to 0.095-0.098 MPa, and consistent functionality across diverse solvent systems and temperature-sensitive compounds.

System Integrity & Safety

Equipped with precision sealing for strong vacuum retention, over-temperature protection, motor overload safeguards, and optional explosion-proof motor and transducer configurations-ensuring safe, leak-free, and reliable operation during extended evaporation and distillation runs.

Flexible Connectivity

Compatible with Althea’s vacuum pumps and recirculating chillers, enabling complete integration into solvent recovery systems for improved condenser efficiency, stable vacuum performance, and optimized laboratory workflows.

Additional Technical Highlights

Digital Temperature Control

Maintains precise bath temperature for accurate and repeatable evaporation cycles.

Adjustable Rotation Speed

Enables optimal thin-film formation and minimizes solvent bumping.

High Vacuum Compatibility

Reduces solvent boiling point for faster and safer evaporation.

Optional Automatic Lift System

Motorized lifting enhances operational safety and convenience (model dependent).

Efficient Vertical Condenser

Ensures rapid vapor cooling and improved solvent recovery efficiency.

Wide Capacity Range

Available from 1 L laboratory units to 50 L industrial-scale systems.

Stable Power Configuration

Supports 220 V / 110 V laboratory models and 380 V industrial configurations.

Applications

Pharmaceutical & Drug Development:
Ideal for API concentration, solvent recovery, crystallization studies, purification processes, and formulation research in R&D and QC laboratories.
Chemical & Industrial Processing:
Suitable for evaporation of volatile solvents, separation of chemical mixtures, synthesis processing, and drying of heat-sensitive compounds.
Biotechnology & Life Sciences:
Supports concentration of biological extracts, removal of organic and aqueous solvents, and preparation of samples for downstream analytical workflows.
Food, Flavour & Herbal Extraction:
Widely used for concentration of herbal extracts, purification of essential oils, solvent removal in nutraceutical production, and flavor distillation.
Environmental & Analytical Testing:
Facilitates solvent reduction for chromatography preparation, environmental sample concentration, and analytical pre-treatment processes.

Product Models & Specifications

Model	Flask Capacity	Heating Power	Vacuum Level	Lift Type	Key Notes
ALH RE-201D	1 L	1 kW	0.098 MPa	Manual	Compact laboratory unit
ALH RE-301	3 L	2 kW	0.098 MPa	Manual	Standard vertical condenser
ALH RE-501	5 L	2 kW	0.098 MPa	Manual	Enhanced laboratory capacity
ALH RE-1002	10 L	3 kW	0.095 MPa	Optional Auto	Triple backflow condenser
ALH RE-2002	20 L	5 kW	0.095 MPa	Optional Auto	Pilot-scale processing
ALH RE-5003	50 L	8 kW	0.095 MPa	Optional Auto	Industrial-scale evaporation

Note: Industrial Rotary Evaporator systems are available as per customized requirements including explosion-proof configurations and enhanced automation options.

Compatible Accessories:

Vacuum Pump - Stable vacuum generation for efficient evaporation
Recirculating Chiller - Digital temperature control for condenser cooling
Explosion-Proof Motor & Transducer - For flammable solvent environments
Double Collection Bottle - Increased solvent recovery capacity

Trusted Performance, Certified Quality

Althea Solutions’ Rotary Vacuum Evaporators are manufactured under rigorous quality-control standards, delivering stable, high-efficiency solvent evaporation and dependable performance for laboratory, pilot-scale, and industrial applications. Engineered for precision, safety, and durability, the ALH RE Series ensures consistent results and reliable solvent recovery across modern research and production environments.

Why Choose Althea Solutions Rotary Vacuum Evaporation Systems?

1. Precision Evaporation Performance: Ensures fast, controlled, and uniform solvent removal using optimized rotary motion, vacuum operation, and accurate temperature management.
2. Built for Continuous Operation: Durable glassware, stainless steel assemblies, and stable motor systems provide reliable long-term performance in demanding laboratory environments.
3. Versatile Applications: Ideal for pharmaceutical, chemical, biotechnology, food processing, herbal extraction, and analytical laboratories requiring dependable solvent recovery and concentration systems.
4. Multiple Model Options: Offered in various capacity ranges, heating power configurations, condenser systems, and optional lifting mechanisms to meet specific operational needs.
5. Reliable Support: Backed by Althea’s expert technical assistance through phone, remote guidance, and on-site service support.
6. Warranty Protection: Includes a 1-Year Manufacturer’s Warranty covering manufacturing defects and operational reliability.