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    尊龙凯时人生就是赢

    人气:531 发表时间:2021-04-13

    Industrial production of insulating rubber sheet is not new to everyone. With the development trend of social development, industrial production companies are increasingly applying this kind of insulating rubber sheet. Because this kind of rubber sheet is paved on machinery and equipment, it can reduce the noise of machinery and equipment, reduce the damage in the middle of machinery and equipment parts, and then improve the service life of machinery and equipment, The characteristics of the insulating rubber plate itself, such as corrosion resistance, anti-aging, fire safety and insulation, have been favored by many customers. Recently, many friends have told me that this kind of rubber sheet is not resistant to compression. I firmly believe that this is also a topic that many friends who are prepared to touch industrial rubber sheet in advance are more concerned about. Let's understand this problem!
    Before mastering the pressure resistance of industrial production insulating rubber sheet, let's first understand its raw materials
    Vulcanized rubber refers to the aggregation of raw materials with reversible deformation and high elasticity. It has ductility at room temperature, can cause large deformation under small external force, and can be restored to the original situation after removing the external force. Vulcanized rubber is completely amorphous aggregation, its glass transition temperature (TG) is very low, and its content is generally very large, more than several hundred thousand.
    In the early stage, vulcanized rubber was made of natural latex made of cinnamon tree, rubber grass and other green plants. After production and processing, it was made into vulcanized rubber with ductility, insulating layer, water resisting layer and poor air permeability. It is a high elastic polymer chemical. Vulcanized rubber is divided into natural rubber and styrene butadiene rubber. Natural rubber is obtained from cinnamon tree, rubber grass and other green plants. Styrene butadiene rubber (SBR) is a aggregation of various individual reactions. Plastic products are widely used in various fields of industrial production or daily life.
    Is industrial rubber sheet resistant to pressure?
    1. There are various forms of rubber plate. A variety of epoxy resin, epoxy curing agent and modified material management system can basically meet the requirements of a variety of applications, and its business scale can be from very high viscosity to high melting point solid.
    2. Rubber plate is easy to dry. With different curing agents, the epoxy resin management system can be cured in the range of 0 ~ 180.
    3. The adhesive force of insulating rubber plate is strong. The existence of optically active methyl and aldehyde groups in the molecular structure chain of epoxy resin makes it have high adhesion to various chemicals. The shrinkage of epoxy resin is low, and the thermal stress is small during dry curing, which is also conducive to improving the compressive strength of adhesive.
    4. The thermal insulation board has low retractability. The reaction between epoxy resin and epoxy curing agent is based on the immediate addition reaction or ring opening gain polycondensation of epoxy resin functional groups in the molecular structure of epoxy resin. No water or other volatile by-products are released. Compared with unsaturated fatty alkyd resin and urea formaldehyde resin, they showed a very low reduction rate (less than 2%) during the whole drying process.
    5. The role of machinery and equipment in industrial production of insulating rubber sheet. Physical properties of dry cured epoxy resin management system。