How to determine the quality of silicone products?

01 Observe appearance
Checking the appearance of silicone products is the first step in determining their quality. Firstly, observe the surface smoothness of the product. High quality silicone products should have a smooth and delicate surface, without obvious bumps or burrs. Secondly, check whether the color of the product is uniform and whether there are obvious color differences or spots. Finally, observe whether the structure and dimensions of the product are accurate, and whether there are any defects or deformations.

02 Smell the odor
Silicone products should be odorless. If you smell a pungent or unusual odor, it may be due to the addition of impure materials or poor quality production processes. Therefore, when purchasing silicone products, in addition to observing the appearance, it is also necessary to carefully smell the odor to ensure that the product quality meets the requirements.

03 Elasticity Test
The elasticity of silicone products is one of their important characteristics. You can squeeze the silicone product with your fingers and then release it to observe its recovery speed and elasticity. High quality silicone products will quickly return to their original state and have good tensile and compressive properties. If the product has a slow recovery speed or poor elasticity, it may indicate poor quality.

04 Temperature resistance test
Silicone products usually have good high temperature resistance. Silicone products can be boiled in boiling water for a few minutes and then observed for any changes on their surface. Under normal circumstances, high-quality silicone products will not deform, discolor, or deteriorate. If there are quality issues during the testing process, then such a product is not worth purchasing.

05 Certification Mark
When purchasing silicone products, especially those related to food or medical fields, it is necessary to pay attention to the certification mark. High quality silicone products usually obtain relevant certifications, such as food grade safety certification or medical device certification. Checking whether there are legitimate certification marks in product packaging or related documents can provide more assurance about product quality.

In summary, observing appearance, smelling odor, elasticity testing, temperature resistance testing, and certification marks are key indicators for determining the quality of silicone products.