LG Series

Screw Vacuum Pumps LG Series

Advantages:
1)Optimized screw profile design, fewer balancing holes, good sealing performance, 10% temperature reduction, and 15% increase in air extraction efficiency.
2)Fully sealed structure, gearbox and motor are separated, no oil leakage, safe and reliable.
3)Small size, simple structure and easy maintenance.
4)There is no oil in the pump chamber, no pollution to the vacuum system, and improved product quality.
5)There is no oil in the pump cavity, which solves the problems of oil emulsification, frequent replacement of working fluid, frequent maintenance and upkeep, etc., and saves usage costs.
6)Dry operation will not produce waste oil and oil fumes, which is beneficial to environmental protection and saves oil resources.
7)Gas that can remove a large amount of water vapor and a small amount of dust. After adding accessories, it can also extract flammable, explosive and radioactive gases.
8)The ultimate vacuum is less than 5Pa, suitable for medium and low vacuum. It can be used in series with Roots pump to form an oil-free medium vacuum pumping unit, and in series with a molecular pump, it can be used to form an oil-free high vacuum unit.
9)After treated with anti-corrosion coating, it is especially suitable for product distillation, drying, degassing and other uses in pharmaceutical and chemical processes.
For any question, please feel free to send inquiry to: wang@boaovacuum.com or call us: +86 159 8815 9838

ModelLG30LG50LG70LG100LG150LG200LG300
Pumping Speed
(50Hz/60Hz)
L/s30/3650/6070/84100/120150/180200/240300/360
m³/h108/130180/216250/300360/430540/650720/8601080/1300
Ultimate Total Pressure
(50Hz/60Hz)
Pa5/15/15/15/15/15/15/1
Maximum Discharge PressureBar1.21.21.21.21.21.21.2
Motor Power
(kW)
kW45.57.511152237
Rotate Speed (50Hz)rpm2890290029002930293029402950
Inlet Diammm50656580100100150
Outlet Diammm404040506565100
Cooling Water Flow RateL/min3458101220
PressureMpa0.15~0.3
Outlet Temperature≤40
Connection
R3/8"R1/2"
Seal Purge Source PressureMPa0.05~0.10
NoisedB(A)≤72≤76≤78≤78≤80≤80≤85
Weight (Exhaust canister included)Kg3003804105207008001380
Note: (1) The lubricating oil is No. 100 vacuum pump oil. (2) The cooling water flow rate in the table is the amount of inlet water at 20°C, and the flow rate will change when the inlet water temperature is different. (3) The noise level is measured indoors when the exhaust port is open, and it will be reduced by 5-10dB (A) when connected to the outdoors.



LG Series Screw Vacuum Pump

Advantages:

  1.  Optimized screw profile design, fewer balancing holes, good sealing performance, 10% temperature reduction, and 15% increase in air extraction efficiency.

  2.  Fully sealed structure, gearbox and motor are separated, no oil leakage, safe and reliable.

  3.  Small size, simple structure and easy maintenance.

  4.  There is no oil in the pump chamber, no pollution to the vacuum system, and improved product quality.

  5.  There is no oil in the pump cavity, which solves the problems of oil emulsification, frequent replacement of working fluid, frequent maintenance and upkeep, etc., and saves usage costs.

  6.  Dry operation will not produce waste oil and oil fumes, which is beneficial to environmental protection and saves oil resources.

  7.  Gas that can remove a large amount of water vapor and a small amount of dust. After adding accessories, it can also extract flammable, explosive and radioactive gases.

  8.  The ultimate vacuum is less than 5Pa, suitable for medium and low vacuum. It can be used in series with Roots pump to form an oil-free medium vacuum pumping unit, and in series with a molecular pump, it can be used to form an oil-free high vacuum unit.

  9.  After treated with anti-corrosion coating, it is especially suitable for product distillation, drying, degassing and other uses in pharmaceutical and chemical processes.


Types of anti-corrosion materials:

  1.  High grade ductile iron plated with nickel and phosphorus.

  2.  High-grade ductile iron infiltrated with Hastelloy alloy.

  3.  Stainless steel and super stainless steel, special alloy materials.

  4.  Pure titanium and titanium alloy materials.

  5.  The surface of alloy steel is lined with corrosion-resistant engineering plastics.



Pallet and wood case packaging.

Boao Vacuum Pumps | Professional Vacuum Pump Manufacturer

^ Exampleof packing, 1;


Boao Vacuum Pumps | Professional Vacuum Pump Manufacturer

^Exampleof packing, 2.

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