Bespoke BuiltJohnson & Allen has been designing and manufacturing DPI systems for decades and in that time have supplied machines to market sectors including the aerospace, automotive, rail, oil and gas, military and general engineering sectors.Regardless of size or complexity Johnson & Allen have the capacity and experience to build fully bespoke dye penetrant systems to meet any customer specification. A Johnson & Allen automated inspection line is ideal for testing heavy or voluminous components and for heavier industrial applications.AutomationCustomers can define the level of automation they require. Using a combination of powered rollers, pneumatics and cranes, manipulating even the most cumbersome of components can be made easy. Customer defined inspection sequences can be programmed in so all stations work in tandem, minimising the potential of human error and guaranteeing the inspection process is performed to a predefined specification correctly every time.