Aerol Dye Penetrant Test (DPT) Developer Fluid for Dye Penetrant Inspection Grade 9920 Crack Filler  (1 L)

Dye Penetrant Test Fluids are available as a 3-part system for quick and easy visual detection of flaws and cracks. Each set consists of a Penetrant Fluid, a Cleaner Fluid and a Developer Fluid. The Cleaner is a powerful, quick drying, designed to clean/degrease the substrate and also to remove the excess penetrant. The Penetrant is a red dye solution which penetrates into even the tiniest defect or crack. The Developer is a white coating which contrasts with the Penetrant to highlight the flaw. Suitable for use throughout industry in areas such as Automotive, Welding, Engineering, Construction, Ship building, Machining. It reduces the need for immersion tanks or electrical detection equipment. It is ideal for use during welding, repairs and general maintenance.