what are the advantages of eating silicone?

the silica gel for food is an inorganic polymer colloid obtained by polycondensation of silicic acid. the main component is sio2·nh2o. its content is above 98%, it is non-toxic and tasteless, and its

2019-08-15

operating conditions for injection molding of rubber and plastic molds

1. off mold pressure: in principle, it should be greater than the total pressure of the plastic injection mold, based on no flash.2. pressure and speed have some of the same contact effects in the mol

2019-08-15

　the first category is storage utensils, which are divided into two parts: food storage and storage of utensils. food storage is divided into refrigerated and non-cold storage, which is completed by r

2019-08-15

　　first, the guidelines for hygiene: when selecting the accessories for the purchase of kitchen utensils, it is necessary to select the kitchen utensils that can be cleaned and sanitized. it must be e

2019-08-15