The Leybold D65B is a dual-stage, oil-sealed rotary vane vacuum pump renowned for its robust performance in various industrial and laboratory applications. It is particularly valued for its efficient vapor handling capabilities and reliable operation.

Key Features:

• Pumping Speed: Provides a nominal pumping speed of 65 m³/h (approximately 38.3 CFM) at 50 Hz and 78 m³/h (approximately 45.9 CFM) at 60 Hz.
• Ultimate Pressure: Achieves an ultimate pressure of less than 2 × 10⁻³ mbar, ensuring effective evacuation of vacuum systems.
• Motor Specifications: Equipped with a 3-phase motor operating at 230/400 V, 50/60 Hz.
• Design and Construction: Designed for vibration-free and energy-efficient operation, the D65B features a compact and robust construction. The oil injected into the pump chamber serves for sealing, lubrication, and cooling, contributing to its durability and low maintenance requirements.

Applications:

The Leybold D65B vacuum pump is widely used in applications such as:

• Backing turbomolecular and diffusion pumps
• Vacuum furnace evacuation
• Rotary evaporation
• Refrigeration system evacuation
• Epoxy degassing
• Vacuum sterilization
• Backing mass spectrometers
• Freeze drying
• Vacuum centrifugal applications
• Vacuum distillation
• Space research