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4. 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......
2021-09-18With the development of automobile manufacturing technology and its continuously improving performance requirements, adhesive sealant as a necessary kind of important auxiliary materials for automobil......
2021-09-181. what is the difference between liquid and solid silica gel? Liquid silica gel Liquid silica gel is relative to solid high temperature vulcanized silicone rubber, which is liquid glue, has goo......
2021-09-17There is also a big difference between food grade silica gel and ordinary silica gel. Food grade silica gel is vulcanized by platinum, high elasticity, high transparency and high tear strength. Regula......
2021-09-17First of all, the silica gel mold for food is generally in line with the standard of food grade, and can be directly contained in the mouth. It is generally not toxic, and it is safe to use. Silica......
2021-09-161. Mold safety. When choosing a mold, we must see whether the mold has been tested for poison. Is it high quality food grade silicone material? Is it certified by international European standard? M......
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