Bi-Directional Pigs (Bi-Di)
Cup Pigs & Conical Cup Pigs
Foam Pigs (Light, Medium & high Density)
Magnetic Pipeline Pigs
Magnets are attached to pipeline pigs for a number of reasons:
Magnetic non-intrusive pig signaller detection devices are looking for a change in magnetic field for them to operate. Magnets for this purpose can be bonded into the polyurethane spacers on smaller diameter pigs or they can be mounted directly onto the pig body in cassette bracelets.