20L Laboratory Rotary Evaporator

The R-1020 Rotary Evaporator is a cutting-edge solution designed for large-scale solvent recovery and concentration processes. With a generous 20L capacity, this robust system caters to industrial laboratories and production environments requiring efficient handling of high-volume samples. Engineered for durability, it features a corrosion-resistant stainless steel frame and a high-borosilicate glass evaporation flask, ensuring compatibility with aggressive chemicals.

The 20L rotary evaporator streamlines workflows with user-friendly touchscreen controls and modular accessories. This system balances industrial-grade performance with energy efficiency, making it a sustainable choice for modern laboratories‌.

Key Features of the R-1020 20L Rotary Evaporator  

1. 20L High-Capacity Design: Optimized for industrial-scale solvent recovery, distillation, and concentration tasks, accommodating large-volume processing with efficiency.

2. Durable Construction: Combines a corrosion-resistant stainless steel frame with a high-borosilicate glass evaporation flask for chemical compatibility and longevity.

3. Precision Temperature Control: Digital thermostat supports a broad range (-80°C to +300°C) for precise thermal management of heat-sensitive materials.

4. Brushless DC Motor: Delivers smooth, adjustable rotation (20-130 RPM) with minimal noise, enhancing operational stability and sample consistency. 

5. Advanced Vacuum Seal System: Reduces solvent loss and improves evaporation rates through leak-resistant seals and optimized vacuum performance.

6. Safety & Automation: Features automatic lift protection, overheat alerts, and user-friendly touchscreen controls for safe, streamlined workflows.

Applications of the 20L Rotary Evaporator  

1. Pharmaceutical & Herbal Extraction: Efficiently processes large batches of plant materials for active compound isolation, essential oil recovery, or solvent removal in drug development and natural product research.

2. Chemical Synthesis & Purification: Enables high-volume solvent recovery in industrial chemical production, distillation of intermediates, and purification of heat-sensitive compounds like polymers or specialty chemicals.

3. Food & Flavor Industry: Concentrates natural extracts, removes ethanol from tinctures, or refines edible oils while preserving volatile aromatics, ideal for crafting premium flavors and fragrances.

4. Academic & R&D Laboratories: Supports large-scale experiments in universities and research centers for material science studies, nanoparticle synthesis, or solvent recycling in sustainable chemistry projects.

Why Choose the R-1020 Over Competing Rotary Evaporators?

1. Unmatched Durability in Demanding Environments: Unlike standard rotary evaporators prone to corrosion, our stainless steel framework and high-borosilicate glass components undergo rigorous stress-testing, ensuring 3x longer lifespan even with aggressive solvents. Competitors often cut costs with lower-grade materials, leading to frequent replacements.

2. Industry-Leading Energy Efficiency: The brushless DC motor reduces power consumption by 35% compared to traditional AC motors used in rival models, slashing operational costs without compromising rotation stability—critical for long-duration industrial runs.

3. Precision-Driven Productivity: While most 20L evaporators struggle with temperature fluctuations, our dual-sensor PID control maintains ±2°C accuracy across the full range (-80°C to +300°C), minimizing sample loss and ensuring reproducibility—a key advantage for GMP-compliant labs.

4. Zero-Downtime Service Guarantee: We offer 24/7 global technical support and modular part replacements, unlike brands with limited service networks. Our patented vacuum seal system allows in-field repairs in under 30 minutes, versus competitors’ days-long disassembly processes.

Application Cases & Customer Feedback

Case

GreenPharma Solutions, a European botanical extract manufacturer, faced challenges in scaling up rosemary essential oil production. Their existing 15L rotary evaporator struggled with thermal instability, causing inconsistent yields and prolonged processing times. After upgrading to the R-1020, they achieved 40% faster batch cycles (from 5.5 to 3.3 hours) due to its precise temperature control and leak-proof vacuum seals. The 20L capacity allowed single-batch processing of 18kg plant material, doubling daily output. Notably, the corrosion-resistant design eliminated glass flask replacements previously needed monthly.

Customer Feedback

“The R-1020 transformed our production line. The brushless motor’s near-silent operation reduced lab noise complaints, while the automated lift safety feature prevented three potential spills during night shifts. Over six months, energy costs dropped 22% versus our old system. Most importantly, oil purity consistently meets 99.3%+ specs now.”– Dr. Elena Voss, Head of Extraction Technology

FAQs  

1. Q: What is the maximum sample volume the R-1020 can handle?

A: The R-1020 operates optimally with a 20L evaporation flask, supporting up to 18-20L of solvent per batch. For safety and efficiency, we recommend filling the flask to 80% capacity during high-vacuum processes.

2. Q: Can it handle corrosive solvents like HCl or acetone?

A: Yes. The borosilicate glass flask (ISO 3585 Class 1) and PTFE-coated seals resist most aggressive chemicals, including acids, ketones, and hydrocarbons. Always consult our chemical compatibility chart for solvent-specific guidelines.

3. Q: How often does the vacuum seal require maintenance?

A: Our patented dual-ring seal lasts 6-8x longer than standard seals. Under normal use (≤8 hours/day), annual inspection suffices. A maintenance alert on the touchscreen notifies users when lubrication or replacement is needed.

4. Q: Is the system compatible with cold traps or external chillers?

A: Absolutely. The R-1020 includes standardized ports for connecting -80°C ultra-low chillers or custom cold traps, enhancing solvent recovery rates in low-temperature workflows.