Molding RTV silicone rubber is a vinyl linear polysiloxane as the base rubber, with hydrosiloxane as the crosslinking agent, in the presence of a catalyst, at room temperature to medium temperature cr......
2021-10-09Gas phase silica is extremely important, one of the high-tech superfine inorganic new materials due to its small particle size, specific surface area is big, therefore the surface adsorption power, su......
2021-10-09There are two kinds of silica gel: one is precipitation silica gel; One is gas phase silica gel. Next xiaofian will take you to understand, gas phase silica gel resistance to high and low temperature ......
2021-10-09Liquid silica gel (LSR) is a non-toxic, heat resistant, high elastic, flexible thermosetting transparent silicone, with excellent transparency, tear strength, resilience, yellowing resistance, thermal......
2021-10-091, natural rubber (NR) natural rubber (NR) isoprene polymer. Excellent resilience, tensile strength, elongation, wear resistance, tear and compression permanent deformation performance are better than......
2021-09-30This paper focuses on the quality detection method of mixed rubber, general enterprises in the production of each mixed rubber material to carry out quick inspection, in addition to regular sampling, ......
2021-09-30The viscosity of raw rubber or mixed rubber can be used to characterize the forming performance of semi-finished products before vulcanization. It affects the production efficiency and quality of fini......
2021-09-30In the process of rubber mixing and processing, when the process is over (that is, after the next auxiliary machine of the close mixer or the opening mixer finishes the piece) the rubber mixing rubber......
2021-09-30Coking is essentially the accumulation of the influence of heat and time on the rubber material in the process of technology, and is the early vulcanization phenomenon of rubber material, which can al......
2021-09-301. Cooling: after the compound is pressed, the temperature of the compound is about 100℃. If it is not cooled in time, the compound is easy to burn, and it is easy to produce adhesion in the process o......
2021-09-30Inorganic silicone (silica gel) Inorganic silica gel is a kind of high activity adsorption material, usually with sodium silicate and sulfuric acid reaction, and after aging, acid bubble and a seri......
2021-09-27Silicone rubber has been widely used, but some people may not understand and distinguish silicone rubber and silica gel, and the name is not fixed. When we hear the word "silicone," it's important to ......
2021-09-274. The injection point The LSR is moulded with a cold runner system to maximize the benefits of the compound and maximize productivity. In this way, it is not necessary to remove the injection path......
2021-09-27In general, the structure of solid liquid silicone rubber (LSR) injection mold is similar to that of thermoplastic rubber, but there are some significant differences. For example, LSR adhesives tend t......
2021-09-272.shrinkage Although LSRS do not shrink in the mold, they often shrink 2.5 to 3 percent after demould and cooling. How much shrinkage depends in part on the formulation of the compound. However, fr......
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