Conversion Charts

1 cuft = 1728 cuin
1 cuyd = 27 cuft
1 cum = 1.308 cuyds = 35.31 cuft
1 metric ton = 2205 US lbs
1 kg = 2.205 US lbs (1 ppm = 0.000001) = 0.001% = 1 mg / L
1 gallon = 0.1337 cuft
1 inch water column = 0.07355 in Mercury
1 BBL = 42 gallons
Bituminous Activated Carbon 28 – 32 lb/cuft
Activated Alumina 45 – 50 lb/cuft
Molecular Sieve 41 – 45 lb/cuft
Ceramic Support 90 – 98 lb/cuft
Tabular Support 100 – 135 lb/cuft
Vapor Phase 25 – 40% By Weight*
Liquid Phase 10 – 15% By Weight*

*Estimates

Dynamic Capacity Dew Point
Silica Gel 8% – 60ºF
Activated Alumina 8 – 10% – 90ºF
Molecular Sieve 3A 7% – 150ºF
Molecular Sieve 4A 6% – 150ºF
Molecular Sieve 13X 7% – 150ºF
Molecule Diameter (A)
Water 2.6
Hydrogen 2.8
Ammonia 2.9
3A Sieve 3.0
Oxygen 3.5
Hydrogen Sulfide 3.6
Methanol 3.6
Nitrogen 3.8
Methanol 3.8
Carbon Dioxide 3.9
Ethylene 4.1
Ethane 4.4
Ethanol 4.5
Propylene 4.6
5A Sieve 5.0
Ethyl Mercaptan 5.1
Benzene 5.9
Toluene 5.9
Cyclohexane 6.2
13X Sieve 10
Diameter Mesh MM
1/16″ 8 x 12 2.8 x 1.4
1/8″ 4 x 8 4.0 x 2.4
3/16″ 3 x 6 6.7 x 3.3
1/4″ 6.4
1/2″ 12.7