This gel can maintain elasticity for a long time in the temperature range of -65 ~ 200 ℃, it has excellent electrical properties and chemical stability, water resistance, ozone resistance, weather aging, water repellent, moisture-proof, shockproof, non-corrosive, and has the advantages of physiological inertia, non-toxic, tasteless, easy to perfusion, can be deep vulcanization, low line shrinkage, easy to operate and so on, silicone gel in the electronics industry is widely used as an electronic components, moisture, smuggling, insulation coating and potting materials, electronic components and assemblies play a dust, moisture, shock and insulation protection. Moisture-proof, smuggling, insulation coating and potting materials, electronic components and assemblies of dust-proof, moisture-proof, shockproof and insulation protection. Such as the use of transparent gel potting electronic components, not only can play a shockproof waterproof protection, but also can see the components and can be used.