3M™ Nextel™ Braided Sleeving AS-40 is made from 312 Grade continuous fiber that is designed to maintain strength and flexibility at continuous high temperatures. These products are available in multiple diameters (1/16 inch up to 2.5 inches) – internal diameter (ID) with a nominal wall thicknesses of 0.04 inches.
3M™ Nextel™ Braided Sleeving AS-40 is ideal for continuous high temperature applications requiring thermal insulation, electrical insulation, or where flame resistance is needed. AS-40 braided sleeving is made from 3M’s continuous Nextel™ 312 ceramic fiber that retains strength and flexibility at high temperatures. Applications Cable and insulation wraps and ties Fire zone cable protection Heater wire and thermocouple insulation Thermal shields Hose protection Furnace door seals High temperature metal treatment