R-1050A 50L Vacuum Rotary Evaporator

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R-1050A rotary evaporator adopts stepless speed function to make rotary flask rotates in constant speed, the material formed a large area of thin film, then the constant temperature water bath begin to uniform heat the rotary flask and the material is evaporated in high speed under vacuum condition, the solvent steam is refrigerated by efficient glass condenser and received to receiving flask.

R-1050A rotary evaporator is a newly designed rotary evaporator of our company, this series has 5L, 6L, 10L, 20L, 50L for selection.

R-1050A 50L Vacuum Rotary Evaporator
R-1050A 50L Vacuum Rotary Evaporator

Product Parts

Special designed vacuum meter has high precision and good quality.

Vacuum Meter
Vacuum Meter

Main condenser and auxiliary condenser structure, double backflow snakelike condenser increased cooling area and promote cooling efficiency.

Condenser Tube
Condenser Tube

LCD screen display both temperature and rotating speed, and the operation is simple and convenient.


Flange connection makes it easy to dismount, and high fastening strength.

Flange connection
Flange connection

Product Parameters

Optimum Ambient Temperature (℃)5~35
Power(V/Hz)Single Phase 220V/50Hz(water bath & motor) Single Phase 220V/60Hz(water bath & motor) Single Phase 110V/50Hz(water bath & motor)Single Phase 220V/50Hz(water bath & motor) Single Phase 220V/60Hz(water bath & motor) Three Phase 220V/50Hz(water bath), single phase motor Three Phase 380V/50Hz(water bath), single phase motor
Main Engine Speed RegulationDigital Display Frequency conversion stepless speed regulationDigital Display DC stepless speed regulation
Main Engine Rotary Speed (rpm)20~14020~13020~110
Rotary Motor Power (W)100250
Temperature Control (℃)Digital display temperature control,normal temperature-180
Max vacuum degree (Pa)399.9(under 3mmHg)
Rotary Flask (L)5/6 Flange Ø5010 Flange Ø12520 Flange Ø12550 Flange Ø125
Rotary Flask Bottleneck Size (mm)40120
Glass Rotary Axis Size (mm)2850
Receiving Flask (L)351020
Condenser Tubemain condenser, double backflow condenserMain condenser +subordinate condenser, double backflow condenserMain condenser +subordinate condenser, three backflow condenser
Condensation Area (㎡)0.27Main 0.42 Subordinate 0.22Main 0.8 Subordinate 0.39Main 0.91 Subordinate0.52
Evaporative Capacity (L/h)water≥2 ethyl alcohol≥5.4water≥3.2 ethyl alcohol≥8.6water≥5 ethyl alcohol≥14.3water≥9 ethyl alcohol≥24.5
Water Bath MaterialStainless Steel (Covered with Silicone Rubber Case)
Water Bath Size (mm)Φ300×170Φ350×220Φ450×260Φ550×320
Lifting FunctionElectric Lifting
Lifting Distance (mm)0~1500~1600~1900~180
Total Power(kW)
Packing Dimension (mm)950*450*10301100*500*17501200*600*19001400*700*2200
Quality Certification
Quality Certification

Packing and Shipping
Packing and Shipping

Pre-Sale Service

  1. Provide 24-hour technical consultation and reply;
  2. Provide professional quotation information;
  3. Provide detailed product performance specification;
  4. According to product’s using condition, technicians will offer rationalization proposals to assist clients to select proper product types;
  5. Provide other corollary equipment according to client requirements.

In-Sale Service

  1. With supervision from the source of products, the qualified rate of raw materials entering the factory can reach 100%;
  2. Whole manufacturing process are in strict accordance with promised procedure requirements, product qualified rate can reach100%;
  3. Provide product’s inspection record of key junctures to customers;
  4. Provide production schedule photos to customers at regular intervals;
  5. Package and transport of products are in strictaccordance with the export standard;
  6. Provide transportation schedule information to clients timely.

After-Sale Service

  1. Provide targeted installation video;
  2. Under the premise of correct installation, normal maintenance and using, we guarantee one-year warranty period;
  3. When warranty period has expired, our sold products enjoys lifetime guarantee repair, we only charge cost price for changing product’s standard component and sealing component;
  4. During installation and adjustment period, our after-sale service staff will communicate with customers frequently to know product’s running state in time. Assist customers to install and adjust products until customers are satisfied;
  5. If product has malfunction during operation period, we’ll offer you satisfied answer in time. We’ll reply you within 1 hour and provide solution or send staff to spot within 24 hours after receiving maintenance notification;
  6. Lifelong free technical support. Conduct satisfaction survey and inquiry equipment running condition to clients by telephone or e-mail semiannually from the first day of equipment running, put on records of acquired information;
  7. Provide assistance in solving problems such as equipment damage in the transport.

Additional information

Glass Rotary Axis Size


Rotary Flask (L)