Zurn/General Air Part # 74635-384 | 3 Micron Interceptor

Zurn/General Air 74635-384 Replacement Part

This is an Replacement part for Zurn/General Air. OEM options for this part may be found produced by Zurn/General Air by searching the Zurn/General Air Part # 74635-384

A coalescing element for compressed air is a type of filter designed to remove fine oil mists, aerosols, and other liquid contaminants from compressed air streams. These contaminants can arise from lubrication systems in compressors or from other sources in the air system. Coalescing filters work by causing tiny oil or liquid particles suspended in the air to come together and form larger droplets, which are then collected and drained out of the system.

The coalescing process typically involves several stages:

1. Capture: The filter media captures small oil droplets and aerosols as the compressed air passes through it.
2. Coalescence: Once captured, the oil droplets accumulate on the filter media and begin to coalesce, or combine, with each other, forming larger droplets.
3. Drainage: The larger oil droplets, now separated from the air stream, are drained out of the filter housing through a drain valve or other drainage mechanism. This prevents the re-entrainment of oil back into the air stream.

Coalescing filters are commonly used in compressed air systems to protect downstream equipment, such as pneumatic tools, instruments, and processes, from contamination. They are especially critical in applications where clean, oil-free air is essential, such as in pharmaceutical manufacturing, food processing, electronics manufacturing, and automotive painting.