In 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......
2021-09-24Liquid Silicone Rubber (LSR) is a kind of non-toxic, heat-resistant and highly resilient flexible thermosetting material. Its rheological behavior is mainly manifested as low viscosity, rapid curing, ......
2021-09-24Liquid silica gel is relative to solid high temperature vulcanized silicone rubber, which is liquid glue, has good fluidity, fast vulcanization, more safe and environmental protection, and can fully m......
2021-09-24The innovative application of liquid silica gel in mobile phone waterproof structure solves the problem of mobile phone water, and the injection molding of metal + silica gel, plastic + silica gel, gl......
2021-09-24Conductive additive The composite made of liquid silicone rubber as insulating matrix and nano conductive carbon black particles as filling material has excellent electrical conductivity. The resis......
2021-09-22Base polymer The following two linear polysiloxane containing vinyl groups are used as the base polymers for the addition of liquid silicone rubber. Their molecular weight distribution is wide, gen......
2021-09-221. How to deal with the sedimentation of main agent? If the placement time is too long (more than half A month), the packing may settle, such as group A separate bucket, the surface has A layer of ......
2021-09-181. How to avoid bubbles? (1) It is recommended to use products with low viscosity and long operation time, so that the air can be discharged before the material is cured (2), keep the curing tempe......
2021-09-18