Spotcheck® SKL-4C is used in leak testing and in the inspection of ceramic and chemically sensitive plastic parts.
Spotcheck® SKL-4C is a water based, water washable, red dye penetrant used for leak testing and in the inspection of ceramic and chemically sensitive plastic parts. (Use with plastic parts should be tested to confirm SKL-4C compatibility.)
SKL-4C indications appear dark purplish red under visible light and fluorescent orange under UV black light to provide dual range inspection capability. SKL-4C can be diluted infinitely with water but a dilution of 1:1 is generally recommended.
Temperature: 40°F to 125°F