The Edwards E2M18 is a two-stage, oil-sealed rotary vane vacuum pump renowned for its high ultimate vacuum, rapid pumping speed, quiet operation, and ability to handle vapours. It is widely used in laboratory and light industrial applications, serving as an ideal backing pump for turbomolecular pumps.

Key Features:

• High Pumping Speed: The E2M18 offers a pumping speed of 17 m³/h (10 CFM) at 50 Hz and 20.4 m³/h (12 CFM) at 60 Hz, ensuring efficient evacuation of air and gases.
• Ultimate Vacuum: It achieves an ultimate pressure of 7.4 x 10⁻⁴ Torr (1 x 10⁻³ mbar) without gas ballast, suitable for applications requiring deep vacuum levels.
• Quiet Operation: Operating at 57 dB(A) at 50 Hz, the E2M18 provides a quiet working environment, minimizing noise disruptions.
• Vapor Handling: Equipped with a gas ballast valve, the pump effectively manages vapor loads, making it ideal for processes involving moisture and solvents.
• Durable Design: Designed for reliable, long-term operation, the E2M18 features a pressurized oil system that lubricates the pump shaft bearing surfaces and rotor sealing faces, enhancing its lifespan.
• Maintenance-Friendly: The pump includes an oil sight-glass for easy monitoring of oil levels and condition, simplifying maintenance procedures.

Specifications:

• Motor Power: 0.55 kW at 50 Hz and 0.75 kW at 60 Hz, providing reliable performance across various applications.
• Operating Temperature Range: 13 to 40°C, suitable for diverse environmental conditions.
• Oil Capacity: Maximum of 1.05 litres, with a recommended operating range between 0.75 to 1.05 litres.

Applications:

The E2M18 is versatile and suitable for various applications, including:

• Analytical instruments
• Automotive testing
• Beam lines and high-energy physics
• Ultra-high-speed centrifuges
• Coating processes
• Cryogenics
• Degassing and curing of oils and epoxy resins
• Distillation, extraction, and filtration
• Freeze drying
• Furnaces
• Gas bottle filling and emptying
• Gel drying
• Glove boxes and ovens
• Laboratory benchtop vacuum systems
• Helium leak detectors
• Load locks and transfer chambers
• Refrigeration manufacturing
• Research and development