... Acid and alkali resistan Standard High Temperature PTFE Seal Thread Tape Color: White, Black,Brown &Grey.Thickness ... 1"Lengths: 260", 520" and otherAPPLICATIONS :These PTFE film products are recommended for use on all threaded ... oxygen, chemicals, and other fluids or gases.PTFE tape is to be used on all types of ... it far exceeds this)WidthNominal width +0.02,-0.02LengthNominal length +20",-0"Density:0. ...