Differences between liquid silica gel and solid silica gel Posted on : Jan 14 , 2023 ， By GREFEE Liquid silica gel Compared with solid high-temperature vulcanized silicone rubber, the liquid silicone rubber is liquid rubber due to its good fluidity, fast vulcanization. Also, it is more environmentally friendly, and can fully meet the food …
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Types and basic properties of rubber Posted on : Jan 31 , 2023 ， By GREFEE Natural rubber (NR) does not have melting point, which is usually be heated and softened gradually. It is completely softened at 130℃~140℃, becomes viscous fluid at 150 ℃~160 ℃, starts to decompose at 200 ℃, and starts to decompose …
Application of PP Modified Materials Posted on : Jan 3 , 2023 By GREFEE Polypropylene，simply known as PP, is a kind of material with notable advantages and disadvantages. Although PP and ABS both are commonly used materials so far, the performance of PP is not as balance as that of ABS. Thus, for some common …
Metal injection Molding –MIM Posted on : Jan 6 , 2022 By GREFEE The metal injection molding, MIM, is a kind of forming method of injecting the plasticized mixture of metal powder and binder into the model. Modern plastic injection method is introduced into the powder metallurgy to form a brand new net shape processing technolgy …
Introduction to Multi Component Injection Molding Process Posted on : Dec 28 , 2022 By GREFEE Multi-component injectoin molding is also named as the multi color injection molding process, refering to the mateiral that has two kinds of color or more than two used for injection molding through a mold with one or more runners. …
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Introduction to blistering Posted on :Dec 23 , 2022 By GREFEE Blistering is a kind of plastic processing technique, during which the flat PVC, PS, PET and other resin sheets are heated and softened in the blister forming machine, and then vacuum absorbed on the mold surface. It is formed according to the shape of …