What kind of rubber is an edible grade safety rubber?
1, natural rubber: often used in the manufacture of condoms, pressure cooker sealing ring and so on;2 butyl rubber: as a result of good sealing performance, often used as infusion bottles and oral liquid bottle rubber stopper;3. Food grade silica gel: high pressure cooker with long life cycle.
Natural latex sterilized as condoms, natural rubber or butyl glue used in oral liquid or infusion bottle glue plug, silica gel is most commonly used in the body false organs, mainly stable, no bacteria and so on.
Plasticizers, oils, etc., it is best to choose food grade, after the absorption of human body, such as: salad oil
According to the requirements of tolerance solution, select the appropriate rubber material (general rubber -- basic environmental protection without pollution, mainly small rubber) material, plasticizer, filler to use food grade raw materials such as calcium carbonate, not to use food grade industrial grade;