Disadvantages of Silicone Rubber Heater
The surface of the silicone rubber heating sheet is waterproof, but it is not completely waterproof. When it gets into water, it can be wiped clean with the power off, but it cannot be put or immersed in water for heating.
So when you use the silicone rubber heaters, it is no problem to heat the wet product and in wet environments, but you can not put them in water to heat as a water heater.
2. The silicone rubber heater is a soft heating material, which is not suitable for a single application as load-bearing heating material. So when you use the silicone rubber heater as a heating elements, if the heated object is really heavy, you need to consider if it will be possible to shorten the life time of the silicone rubber heater. and when heating should fixing the sililcone rubber heater tightly on the equipment to avoide its moving during the working of the equipment.