MMM822P - ScotchPad Label Protection Tape Sheets

for 3m VHB tapes like any adhesive it is important that the surface is clean and dry in order to achieve a good bond heavy oils greases and other residues can be removed using a number of commonly available solvents in order to remove dirt oils and other contaminates from your substrate you must use a disposable towel or cloth in a solvent 3m suggests using an isopropyl alcohol based solution 70% IPA and 30% water for oily substrates we suggest using acetone instead of the isopropyl alcohol solution the common preference of many users is to use a durable dark colored cotton rag also known as a bag of rags if you're going to use a cotton rag is preferable to use a white cotton towel as contaminants are visible 3m recommends using a disposable paper industrial towel or a pre-moistened wiper for optimal cleaning here you'll see a piece of metal being cleaned with 70% mixture of isopropyl a