Imports In 2017, Cayman Islands imported $3.55k in Natural graphite, except powder or flakes, becoming the 0th largest importer of Natural graphite, except powder or flakes in the world. At the same year, Natural graphite, except powder or flakes was the 0th most imported product in Cayman Islands. Cayman Islands imports Natural graphite, except powder or flakes primarily from: N/A.