Steaming Cylinder With Integral Steam Generator. To determine the shrinkage of unstressed fabric samples subjected to steaming in a closed chamber. Provided with a stainless steel fabrick supporting frame to accommodate 4 samples and an automatic timer. Steaming Stability Template. The Steaming Stability Template is suitable for use with steaming cylinders when testing fabrics for relaxation shrinkage. It is used to mark the fabrics before testing using a benchmark of 250mm and to read shrinkage directly in percentage after testing.