Form: This specification covers an irradiated@ thermally-stabilized@ modified polyolefin plastic in the form of thir-wall tubing. Application: Primarily for use as a flexible@ electrical insulation tubing whose diameter can be reduced to a predetermined size by heating to 120??(25U?? or higher. This tubing is stable under the following conditions: -55??o +135??(-65??o +275?? Continucus -55??o +150??(-65??o +300?? 20U0 hours -55??o +175??(-65??o +350?? 336 hours -55??o +200??(-65??o +390?? 48 hours -55??o +250??(-65??o +480?? 8 hours -55??o +300??(-65??o +575?? 2 hours For flame-retardant@ opaque tubing@ refer to AMS 3636.