Specifies requirements for the material, dimensions, and performance-related properties of three grades of unsintered PTFE tape of mass per unit area in the range 25 grams per square metre to 300 grams per square metre (inclusive) and of thickness within
SANS 1834:2005 history
2005SANS 1834:2005 Unsintered polytetrafluoroethylene (PTFE) tapes for engineering applications