Use Alumni-Chek Sprays to find surface cracks in aluminum and cast iron without electricity or special lights. The Alumni-Chek crack detection method is ideal for aluminum but also works on brass, cast iron, steel, carbide and Stellite. Even the tiniest cracks will show as bright red.
Alumni-Chek Cleaner – AC-1 is used to prepare the surface you’re testing.
View or Download the AC-1 SDS
Alumni-Chek Penetrant – AC-2 is applied to the area being tested.
View or Download the AC-2 SDS
Alumni-Chek Developer – AC-3 is used to develop the dye.
View or Download the AC-3 SDS
A Hazardous Materials Fee is required to ship by air. Please call or email Goodson for more information.
WARNING: These products can expose you to chemicals including Ethyl Benzene, which is known to the State of California to cause cancer. For more information go to