With the increasing use of rotary evaporators, there are many merchants selling rotary evaporators on the market. Considering that everyone has some doubts when purchasing rotary evaporators, this article will be healpful for you. Here’s the latest rotary evaporators of 2020, which can be compared with the old one.
Rotary Evaporator for Sale:
RE-1050 Rotary Evaporator Description
2020 new rotary evaporator, at present, our company has three types of 10L, 20L and 50L on the market.The new rotary evaporator has the following characteristics: The main body bracket is made of stainless steel + aluminum alloy, the structure is reasonable, and the materials are exquisite. All glass parts are made of high borosilicate glass (GG-17), which is resistant to high temperature and corrosion. The sealing system adopts two-way combined sealing of imported fluorine rubber and Teflon, with long corrosion resistance and high vacuum. Vacuum pressure gauge display real-time vacuum and the oil-based meter has anti-vibration properties.Continuous feeding is convenient for customers. Valve type feeding valve is butted with PTFE pipe.The collection bottle is provided with discharge material for convenient collection and discharge of evaporated extract.Check valve control, continuous discharge, vacuum switching when the machine is in working condition. All valves adopt the latest one-piece handwheel valve, with good sealing performance and simple operation.
Product Advantages
1.Vertical three-layer serpentine coil condenser, main cooling + sub-cooling double condenser to ensure high recovery rate .
2.LCD full-screen display, temperature and speed double digital display, bath intelligent thermostatic control, PT100 sensor transmits temperature quickly and accurately.
3.The pot is made of high quality 304 stainless steel, which is anti-corrosive and durable. The outer layer of the pot is covered with a silicone layer, which is safer to use at high temperature.
Matching Products
SHZ-95B Vertical Circulating Water Vacuum Pump has the following characteristics:
(1)This machine adopts five taps and can be used separately or in parallel. It is equipped with a vacuum gauge.
(2)No pollution, corrosion resistance, low noise, convenient and durable, water and electricity saving.
(3)The main machine is made of stainless steel movement and anti-corrosion material movement.
(4)Small size, light weight, easy to move, beautiful appearance.
(5)Water level of the machine, indicator light display:High, medium, low.
DLSB series cooling liquid circulating pump
DLSB-50 Low Temperature Cooling Liquid Circulating Pump has the following characteristics：
1. Imported air-cooled fully enclosed compressor unit with advanced performance and reliable quality.
2. Refrigeration unit special relays, protectors, capacitors, refrigeration components, imported high-quality components.
3. Digital display constant temperature display, microcomputer temperature control, simple operation, eye-catching.
4. Large refrigerating capacity and fast refrigerating speed greatly improve working efficiency.
RE-5003 Rotary Evaporator Introduction
RE-5003 Rotary Evaporator is especially suitable for the concentration, crystallization, separation and solvent recovery of materials that are sensitive to heat sensitive materials and metal materials such as stainless steel.The instrument has large contact area, high evaporation efficiency, convenient to use, low noise, reliable sealing, and can handle easy foaming materials, complete specifications, including 2L, 3L, 5L, 10L, 20L, 30L, 50L, 100L and other specifications.100L rotary evaporator is a large-scale rotary evaporator that is exclusively developed by our factory, which is convenient for customers in actual large-scale production.
Product Advantages
1.Intelligent digital display lifting type water and oil universal bath, stainless steel one-molding liner without welding, annular heating tube heating evenly, rapid heating rate.
2.High borosilicate glass once formed high efficiency serpentine condenser with good condensation effect and high recovery.
3.The PTFE combination rotary seal effectively maintains the high vacuum of the system. PTFE combined rotary seal effectively maintains high vacuum in the system.
Matching Products
SHZ-95B Vertical Circulating Water Vacuum Pump has the following characteristics:
(1)This machine adopts five taps and can be used separately or in parallel. It is equipped with a vacuum gauge.
(2)No pollution, corrosion resistance, low noise, convenient and durable, water and electricity saving.
(3)The main machine is made of stainless steel movement and anti-corrosion material movement.
(4)Small size, light weight, easy to move, beautiful appearance.
(5)Water level of the machine, indicator light display:High, medium, low.
DLSB series cooling liquid circulating pump
DLSB-50 Low Temperature Cooling Liquid Circulating Pump has the following characteristics：
1. Imported air-cooled fully enclosed compressor unit with advanced performance and reliable quality.
2. Refrigeration unit special relays, protectors, capacitors, refrigeration components, imported high-quality components.
3. Digital display constant temperature display, microcomputer temperature control, simple operation, eye-catching.
4. Large refrigerating capacity and fast refrigerating speed greatly improve working efficiency.
RE-2010 Rotary Evaporator Introduction
The RE-2010 Rotary Evaporator is electronically controlled to rotate the flask at a constant and suitable speed to increase the evaporation area. The evaporation flask is placed under a negative pressure state by a vacuum pump, and the evaporation flask is heated while being placed in a water bath at a constant temperature. The solution is heated, diffused and evaporated in a rotating flask under negative pressure.
Product Advantages
1.Double digital display of speed and temperature to make you clear at a glance.
2.The new lifting rod design is easy to operate and the aluminum alloy material will never rust.
3.New type condensing tube design.
Matching Products
SHZ-95B Vertical Circulating Water Vacuum Pump has the following characteristics:
(1)This machine adopts five taps and can be used separately or in parallel. It is equipped with a vacuum gauge.
(2)No pollution, corrosion resistance, low noise, convenient and durable, water and electricity saving.
(3)The main machine is made of stainless steel movement and anti-corrosion material movement.
(4)Small size, light weight, easy to move, beautiful appearance.
(5)Water level of the machine, indicator light display:High, medium, low.
DLSB series cooling liquid circulating pump
DLSB-50 Low Temperature Cooling Liquid Circulating Pump has the following characteristics：
1. Imported air-cooled fully enclosed compressor unit with advanced performance and reliable quality.
2. Refrigeration unit special relays, protectors, capacitors, refrigeration components, imported high-quality components.
3. Digital display constant temperature display, microcomputer temperature control, simple operation, eye-catching.
4. Large refrigerating capacity and fast refrigerating speed greatly improve working efficiency.
RE-1020 Rotary Evaporator Introduction
RE-1020Rotary Evaporator uses stepless speed regulation to rotate the glass rotating bottle at a constant speed.The material forms a large area uniform film on the bottle wall, and then the rotating bottle is uniformly heated by the intelligent constant temperature water bath, and the solvent vapor is evaporated under vacuum conditions. It is cooled by a high-efficiency glass condenser and recovered in a collection bottle.RE-1020 is our new rotary evaporator, available in 10L, 20L, 50L.
Product Advantages
1.All glass parts are made of high borosilicate glass (GG-17), which is resistant to high temperature and corrosion.
2. The sealing system adopts two-way combined sealing of imported fluorine rubber and Teflon, with long corrosion resistance and high vacuum.
3. Vacuum pressure gauge display real-time vacuum and the oil-based meter has anti-vibration properties.
4. Vertical three – layer serpentine coil condenser, main cooling + subcooling double condenser to ensure high recovery.
5. Continuous feeding is convenient for customers. Valve type feeding valve is butted with PTFE pipe.
Matching Products
SHZ-95B Vertical Circulating Water Vacuum Pump has the following characteristics:
(1)This machine adopts five taps and can be used separately or in parallel. It is equipped with a vacuum gauge.
(2)No pollution, corrosion resistance, low noise, convenient and durable, water and electricity saving.
(3)The main machine is made of stainless steel movement and anti-corrosion material movement.
(4)Small size, light weight, easy to move, beautiful appearance.
(5)Water level of the machine, indicator light display:High, medium, low.
Troubleshooting
DLSB series cooling liquid circulating pump
DLSB-50 Low Temperature Cooling Liquid Circulating Pump has the following characteristics：
1. Imported air-cooled fully enclosed compressor unit with advanced performance and reliable quality.
2. Refrigeration unit special relays, protectors, capacitors, refrigeration components, imported high-quality components.
3. Digital display constant temperature display, microcomputer temperature control, simple operation, eye-catching.
4. Large refrigerating capacity and fast refrigerating speed greatly improve working efficiency.
| Trouble | Cause | Solution |
| Turn on the power, the power indicator does not light or the LCD does not light up. | Check whether the power cord is connected or misconnected | Connect the power cord |
| Power switch fault | Replace the power switch | |
| Circuit board fault | Stop using and contact us immediately | |
| The power indicator or rotary indicator is on but not rotating | Motor fault | |
| Circuit board fault | ||
| Heating output, but the machine does not heat up | Solid state relay fault | Replacement of solid state relay |
| Heater failure | Replace the heater | |
| Temperature display fault | Bath temperature sensor short or open circuit. | Check sensor and wiring |
| Temperature display “Er-1”,ALM1 mark light | Bath temperature sensor short or open circuit. | Check sensor and wiring |
| Temperature display “Er-2”,ALM1 mark light | Bath temperature sensor short or open circuit. | |
| Temperature display “Er-3”,ALM1 mark light. | Bath temperature sensor exceeds the set value | Restart the power switch |
| Speed display “Er-1”, ALM2 mark light. | Power module fault | Take out the rotating bottle and operate with no load. If the problem is not solved, please stop using and contact our company immediately |
| Speed display “Er-2”, ALM2 mark light. | Motor stall | |
| Speed display “Er-3”, ALM2 mark light. | Holzer logic error | |
| Speed display “Er-4”, ALM2 mark light. | Bus voltage undervoltage | Check the supply voltage |
| Speed display “Er-5”, ALM2 mark light. | Bus voltage overvoltage | |
| Speed display “Er-6”,ALM2 mark light. | Serial communication failure | Stop using and contact us immediately |
| Abnormal sound | Seal wear | Replace the sealing ring |
| Internal gear wear | Stop using and contact us immediately | |
| The drive part is short of oil | ||
| Motor fault | ||
| Pressure leakage, low vacuum | Glass rotating shaft wear | Glass rotating shaft wear |
| Sealing ring wear | Replace the sealing ring | |
| Wrong installation of sealing ring( in the opposite direction) | Reinstall the sealing ring | |
| Pressure relief air nozzle sealing ring aging | Replace the air nozzle sealing ring | |
| Vacuum tube aging | Replace the vacuum tube | |
| Abnormal rise | Circuit board or motor failure | Stop using and contact us immediately |
| Sliding bearing wear or rust |
https://www.rotovap.cn/rotary-evaporator/6682.html
https://www.rotovap.cn/rotary-evaporator/6323.html
https://www.rotovap.cn/rotary-evaporator/4222.html