How do we choose the best quality hot melt adhesive

       How we choose the best quality hot melt adhesive, this is a lot of people very upset problem, hot melt adhesive on the market there are many kinds, the manufacturers of hot melt adhesive is innumerable. So how do we choose a good quality hot melt adhesive, what should we pay attention to when we choose, life plastic can not help us to do a detailed solution.
W       hat time do you need to pay attention to choosing the best quality hot melt adhesive ?
       In the process of producing hot melt adhesive , it should be ensured that it has oxygen resistance , halogen resistance , acid and alkali resistance and plasticity . The viscosity of the hot melt adhesive is different depending on the material of the adhesive , so that different hot melt adhesives should be selected according to different materials .
       Two, operation time. The operation is fast is one of the major characteristics of hot melt adhesive. The operation time of hot melt in 15 seconds, with the wide application of the modern mode of production - line, the operation time of hot melt adhesive requires more and more short, such as the manufacture of bookbinding and speakers of hot melt adhesive industry as time required to reach 5 seconds left and right.
       The hot melt adhesive is not as strict as other adhesives in treating the surface of the attached object, but the dust on the surface of the attached object should also be properly treated. In order to make the hot melt adhesive play a better role in bonding.
       The hot melt adhesive is sensitive to temperature. When the temperature reaches a certain degree, the hot melt adhesive begins to soften. Below a certain temperature, the hot melt adhesive will become brittle. Therefore, the choice of hot melt adhesive must fully take into account the product environment temperature change.
       Fifth, the color requirements of adhesive should be different. If the object itself has no special requirements for color, yellow hot melt adhesive is recommended. Generally speaking, yellow hot melt adhesive is better than white adhesive.