When buying 3M double-sided tape, you should carefully check whether its quality is over, then, how should you check 3M double-sided tape? Check the 3M double-sided tape please see the following methods:

Method one: check whether 3M double-sided tape has burrs

The edge of the double-sided tape is smooth and undamaged, which is the basis for ensuring the quality of the double-sided tape. , And the reel double-sided tape should be rolled down 4-5 times, and carefully check its slitting edge.

Method 2: Check whether the edges of the 3M double-sided tape are stuck, and whether the bottom paper is coated with silicon;

The edges of 3M double-sided adhesive tape are sticky or there are some areas on the bottom paper that are coated with silicone oil, which will cause the facial paper to break during the waste disposal process and cannot be produced normally. Therefore, before processing, take a piece of self-adhesive material with a length of about 1 meter and peel it off by hand to see if there are any parts that cannot be peeled off smoothly at the edges or other parts.