Category Description 
Category Description
Columns - distillation columns are used to separate feed stream or streams into multiple streams based on the boiling points of feed components. In other words, distillation columns help to produce high-value products, such as petrol, diesel, base oil etc, from crude oil, by using the separation process. Major types of columns are Rectifying Columns, Stripping Columns, Absorption Columns and Gas Fractionation Columns.
Supply & Demand Dynamics 
Supply & Demand Dynamics
Supply of columns is primarily concentrated in Italy, South Kore, China and India. Lead times vary, depending on size, material selection and intended application. Average lead times for columns generally high between 6-8 months for small size and commodity items and up to 24 months and more for more sophisticated columns. Absorbers and vacuum columns tend to be the longest lead items.