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Time: 2023-02-01 View: 298
Silicone is more and more popular due to its environmental performance. To understand the knowledge of silicone products, you must start with silicone raw materials.
1. Silicone raw materials can be divided into ordinary silicone and meteorological silicone according to performance
Ordinary silicone, also known as sedimentary silicone
Color: translucent, milky white, light yellow, gray, etc.
Hardness: 30 °, 40 °, 50 °, 60 °, 70 °, etc., commonly used between 40 ° -70 °.
Density: 1.1-1.12g/c㎡
Elimination rate: 400%
Uses: More useful medium and low -end silicone products such as mobile phone keys, miscellaneous parts, and conductive glue.
Meteorological glue, also known as pure silicone
Color: transparent.
Hardness: 30 °, 40 °, 50 °, 60 °, 70 °, 80 °, etc., commonly used between 40 ° -60 °.
Features: Due to the good transparency of this material, strong anti -tensile power. High cost
Uses: Silicone tube, protective cover and other high -end need to be highly flexible.
2. Silicone raw materials can be divided into solid silicone and liquid silicone according to physical properties.
Solid silica gel is mainly used for molding products. For example: Silicone sleeve, silicone tableware, silicone keys, etc., liquid silicone is mainly used for squeezing products, such as silicone pacifiers, silicone pipes, etc.
The insulation silicone pads, excellent high temperature resistance, silicone (food -grade silicone) can resist 200 ° C and can be used for a long time. The production of the product of this product meets the SGS standard. Moom production sealing ring, the color and shape of the material of the silicone sealing circle can be determined.