Keys to hydrogen zero permeation, lowest cost manufacturing, and lightweight reliability. Danical Technology and Hansho Composites LLC are pleased to offer training classes in superior aluminum liner manufacturing methods. Mr. Kjeld Johansen, Danical's president, has 35+ years experience in all aspects of designing, manufacturing, and testing of aluminum liners for Type 3 composite pressure vessels. Very thin aerospace applications, hydrogen and CNG applications, SCBA and s
