Designed to cater for large number of different applications such as product separation (Batching), clean out internal wax and scale build up and debris, gauging internal bore, gas and liquid removal, corrosion inhibitor application and pipe inspection and survey to name a few. Depending on application one or more pigs are used from following categories.

Modular pigs (cup and disc type with wire brush, gauge plate, multidiameter pig etc)

Spherical pigs

Intelligent pigs