What's the preparations before using ptfe teflon high-temperature tape?

Let us learn the preparations before using ptfe teflon high-temperature tape!

1. Clean and wipe the object to be pasted with a dry cloth or No. 0 sandpaper; 

2. Remove all mud spots, oil stains, etc. on the object;

3. Use an organic solvent to wipe the surface of the object lightly , 

such as acetone, butanone (MEK), to see if the surface of the object is dry, clean and slightly rough. 

A little oil stain, stain residue will affect the paste effect!