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With the further improvement of the industrial level, more and more people will use a large number of various silicone rubber products in their lives. The two most common silicone rubber products can be divided into ordinary silicone rubber products and food-grade silicone rubber products.
Food-grade silicone commodities irreplaceable characteristics, avirulent insipidity is the basic first, then use the life and property must be outstanding, compared with other ordinary material difference lies in the high temperature deformation, stronger toughness degrees, such as the fall will not bump, long-term twists and turns, kneading, non-stick oil, long-term place not moldy, color features, This is also the ordinary material and other materials can not be compared
Do you know how to identify food-grade silicone rubber? Today xiaobian will teach you a few tips, learn these tips easily get food grade silicone rubber identification.
Tip one: Smell the smell. The silicone rubber products close to the nose to smell, the pungent smell is ordinary silicone rubber, conversely, it is food grade silicone rubber. Ordinary silicone rubber with pungent smell, is not environmentally friendly silicone rubber. And food grade silicone rubber is non-toxic and tasteless, is an environmental protection silicone rubber.
Secret number two: pull hard. Take the silicone rubber tube for example, hold the two ends of the silicone rubber tube with your hand, and pull in the opposite direction. If you pull up the white and can smell the punchy taste, it means that it is ordinary silicone rubber, on the contrary, it is food grade silicone rubber.
Secret three: baking method. In addition to special silicone rubber, the temperature resistance of general ordinary silicone rubber can only reach about 150 degrees, while food-grade silicone rubber can withstand high temperature 250 degrees, and the temperature resistance can be as high as 350 degrees in a short time.
Secret four: require manufacturers or businesses to improve the FDA food grade certification.
Although now manufacturers generally do not use ordinary silicone rubber as food-grade silicone rubber to deceive customers, but if we can learn how to identify food-grade silicone rubber method, we have their own identification ability, my mother is no longer afraid of me to buy poor performance and not environmentally friendly silicone rubber products.