SIGMA column components provide the optimum solution for every requirement such as distillation, absorption, reaction, rectification & extraction because of the wide range of different components available. This applies not only to various types of column & pipe sections available but also to the wide selection of internals & packing that can be supplied. The transparency factor of glass column is a particular advantage in the visual monitoring of the process at all times. Column section is available up to 600 mm in diameter and max. the length of 1500 mm.