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Heat resistance performance test method

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Detecting the high-temperature resistance of the sealant at high temperature conditions, generally adopts the "constant oven test method". Firstly, the cured potting glue is placed in a constant temperature oven, and is set to be baked at a high temperature for a certain period of time. If the cured colloid does not become hard and carbonized, it proves that the high temperature resistance of the potting glue is better. The performance parameters of the high temperature resistance are obtained by the tester.

High-temperature heat-resistant potting compound generally means that it can be subjected to a temperature of 120 ° C or higher for a long time, and it is liquid and has fluidity before uncured. High-temperature electronic potting glue can fully realize its use value after curing. After curing, it can play the functions of dustproof, confidentiality, anti-corrosion, high temperature resistance, insulation, heat insulation and shockproof. Two components, one component and two components. The main difference between high temperature resistant potting compound and other kinds of potting glue is that it can withstand high temperature. Because of ordinary epoxy resin, in the high temperature environment of more than 100 degrees for a long time, the colloid will be more susceptible to aging, softening or even being baked. In the case of coke, and the high temperature electronic potting compound even if it is 120 degrees high temperature, it will not find softening. On the contrary, with the increase of the use time, the temperature rises, the performance is getting better and better, the hardness and the adhesion are further increased. Big. And it is convenient to bake at the time of potting, completely water-based, environmentally friendly, and no toxic organic gas volatilization. The whole is an environmentally friendly electronic material.

At present, high temperature resistant potting compound is widely used in high temperature sensors, electronic components, transformers, rectifiers, AC capacitors, high temperature furnace electronic components, high temperature furnace electronic components, oven electronic components, kerosene furnace electronic components ignition coils, electronic modules, high voltage packages. , atomizer high temperature mechanical and electronic components, high temperature electronic switches, large equipment resistance and other products.

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