久久精品久久精品久久精品 I 色在线视频观看 I 亚洲黄色天堂 I 夜夜爱夜夜做夜夜爽 I 国产精品入口网站7777 I 免费一级黄色 I 综合伊人久久在 I 国产成网站18禁止久久影院 I 久久精品免视看国产成人明星 I 日本黄色软件 I 亚洲精品久久在线 I 精品少妇一区二区三区四区五区 I 国产黄视频在线 I 九九九免费观看视频 I 91插插插插插 I 在线国产二区 I 91国产片 I 国产一区二区三区视频在线 I 亚洲精品中文字幕无码蜜桃 I 精品亚洲精品 I 国产久艹视频 I 国产三级大全 I 精品久久久久国产免费第一页 I a级毛片,黄,免费观看 m I 欧美伦理片免费 I 国产精品狼人久久久久影院 I 日本又白又嫩水又多毛片 I 无码人妻精品中文字幕免费东京热 I 98久久久 I 1314全毛片 I 99亚州精品一区区三区 I 女人av天天堂 I 日本高清久久天堂 I 国产精品天干天干在观线 I ass极品水嫩小美女ass

In modern home life, all electrical appliances and daily necessities have silicone sealing rings, such as cream, rice cookers, water dispensers, lunch boxes, isolation boxes, incubators, water cups, microwave ovens, magnetized cups, coffee, etc., whose main function is to seal and protect water. Let's take a look at the role of silicone seals in the home.

1.Good preservation effect

It can make food or other items that need to be kept fresh to have a very good function of maintaining its freshness, and this product does not produce any harmful substances. It is a completely non-toxic and harmless green health and environmental protection product .

2.waterproof

Silicone sealing ring It has extremely high-quality sealing performance, which can achieve complete sealing without letting a drop of water enter the sealed space.

3. Features

Silicone sealing ring has a strong adaptability to the environment. After it is placed under strong temperature heating, it can maintain its original shape and state well, so that it will not be completely deformed, and it will not produce any under high temperature environment. Hazardous substance composition.

It has very good tensile strength performance, and can achieve the effect of not breaking and deforming under very strong tensile force.

colour Under long-term use, the color will not change in any way, it will not yellow, nor will it fade.

Has very good corona resistance, arc resistance, and high temperature and low temperature resistance.

Has good aging resistance and meets national standards.

Has better elasticity than ordinary rubber, and can maintain a relatively good elasticity even at minus sixty to seventy degrees.

Has very good electrical insulation properties, even under high temperature conditions, it will not be affected in any way.