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What is the direct extrusion type puffed food?

文章出处:未知作者:admin人气:发表时间:2018-06-11 08:46【

Puffed food (Puffing Food) refers to those who use fried, fried, baked, extrusion, sand and other technology as microwave curing process, the curing process and volume increase phenomenon has a certain degree of crisp food.
Direct extrusion puffed food is made of cereal, potato or bean as main raw material. It is extruded by extrusion machine. Under the condition of high temperature and high pressure, the product is expanded by using the pressure difference inside and outside the machine
Direct extrusion puffed food generally does not lead but there may be problems for producers of aluminum exceed the standard pursuit of crisp taste and good appearance, often add leavening agent (or baking powder), it contains some elements of aluminum. In the process of baking or frying to produce gas, the leavening agent forms uniform and dense pore structure in the food, the volume increases, and the product is crisp.
Excessive aluminum food, aluminum will accumulate in the body, causing nervous system lesions, interfere with people's thinking, consciousness and memory function, serious cases may be dementia. Excessive intake of aluminum may also lead to the deposition of calcium in bone, inhibit bone formation, and cause osteomalacia. Experts, the same face aluminum exceeded puffed food, children are more vulnerable to injury than adults.
Therefore, recently, the problem of excessive aluminum content in puffed food has attracted great attention both at home and abroad.
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