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
Summary of characteristics and uses of iron, zinc, magnesium, aluminum, copper and other metals Posted on : Feb 3 , 2023 By GREFEE Iron casting — flowability There are few people pay attention to the sewer cover. The reason why iron casting is being widely used is that it has excellent flowability, and the characteristic
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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
Protection design of electronic products Posted on : Dec 30 , 2022 By GREFEE Environmental factors impact the military electronic products in use, transportation and storage significantly, while it also affects the stability and reliability of military electronics. The loss is astonishing if they are not properly protected. The American military have made statistics about
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