For the oil-lubricated type air compressor, we can find oil and particles in the compressed air. We can use filters to reduce the oil content and particles. C grade air filter: Liquid Separator Filter (Oil content:5ppm , Particle:3μ) T grade air filter: Particulate Filter (Oil content:0.5ppm , Particle:1μ) A grade air filter: Oil Remover Filter (Oil content:0.01ppm , Particle:0.01μ) H grade air filter: Charcoal Filter (Oil content:0.003ppm , Particle:0.01μ) F grade air filter: High Efficiency Oil Remover Filter (Oil content:0.001ppm , Particle:0.01μ)

Do I need clean air? - BENEAIR AIR COMPRESSOR

For the oil-lubricated type air compressor, we can find oil and particles in the compressed air. We can use filters to reduce the oil content and particles.

C grade air filter: Liquid Separator Filter (Oil content:5ppm , Particle:3μ)
T grade air filter: Particulate Filter (Oil content:0.5ppm , Particle:1μ)
A grade air filter: Oil Remover Filter (Oil content:0.01ppm , Particle:0.01μ)
H grade air filter: Charcoal Filter (Oil content:0.003ppm , Particle:0.01μ)
F grade air filter: High Efficiency Oil Remover Filter (Oil content:0.001ppm , Particle:0.01μ)