Packing tape is something that many people use in many situations in their daily lives. General packing tape its glue is acrylic glue, but also called pressure sensitive glue, its primary component is tincture of fat. And tincture fat is a kind of polymer active substance, because the temperature bump has a certain effect on the molecular activity, it also has a great impact on the sealing tape. And sealing tape is good or bad how to judge?
How to identify the sealing tape
Generally speaking, adhesive tape with adhesive force less than 10 is glue overcoating, generally only about 20 microns, such as stationery tape, general promotional binding tape. The initial adhesive force of normal sealing tape is between 15-20, and the thickness of this adhesive tape glue is generally 22-28 microns. This is the thickness of the specification.
The first feature
Fixed ability - Even with only a small amount of pressure, can adhere to the workpiece as you want.
Controlled opening - The tape can be pulled off the tape in a controlled way, not too loose, not too tight.
Thin - sealing tape will not leave thick marginal accumulation.
Handling resistance - No adhesive will be left after the box sealing tape is removed.
Split-resistant - Sealing tape will not show a fragment.
Resistance to stripping - the paint will stick firmly to the back of the sealing tape.
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