What is the correct way to use heat shrink tubing?

Time:2021-09-30 Preview:

What is the correct way to use heat shrink tubing? Heat shrink tubing can also be called heat shrink tubing, heat shrink tubing, etc., and then divided into low pressure heat shrink tubing, high voltage busbar, etc. according to the voltage.


The correct use of heat shrinkable tubing is actually relatively simple, divided into daily use and industrial equipment use. In daily life, from all walks of life, as small as a headphone cable and a power strip, you can see the heat shrinkable tubing. Therefore, it is necessary to clarify the correct use of the heat shrinkable tubing, and it is correct. Use can prolong the service life of the product. Heating is the first step when using heat-shrinkable tubing. In daily life, it will not be like the large-scale heating equipment in industrial equipment. In life, you can use hair dryers and lighters to heat, but it is relatively Compared with a lighter, a hair dryer is better, because for ordinary flame-retardant heat-shrinkable tubes, if there is no certain operating experience, the local temperature of the lighter is too high, which will cause structural changes in the raw materials of the heat-shrinkable tube at high temperatures. The hair dryer can adjust the temperature not so high and move back and forth to ensure even heating.


In the use of industrial equipment, household heating methods are generally not selected. Industrial equipment such as electric irons and hot air guns will be used for heating. One is to save labor time and improve labor efficiency, and the other is to better guarantee The heating shrinkage effect can only be applied to a small number of heat-shrinkable tubes by manual operation. It is not suitable for large-scale and large-scale heat-shrinkable tubes in the industry. In the process of use, the same point is that the heat-shrinkable tubes and heating equipment should not be too dependent. Recently, when heating and shrinking, do not exceed the temperature resistance upper limit of the heat-shrinkable tube. For ordinary heat-shrinkable tubes, the temperature exceeds 125 ℃, which will cause our products to "melt", because the PE raw materials are initially in a liquid state. After processing, it appears solid, but if the temperature is too high during heating, it will return to the initial liquid state, which is a phenomenon that we can see with the naked eye.


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