Yulong casing 【 introduction 】 casing quality evaluation criteria is as follows
【 a 】 casing barrier property:
1, the barrier property of casing: refers to the degree of oxygen, water vapor, the blocking of fragrance. Good barrier property can provide sausage with a longer shelf life and shelf life, avoid sausage metamorphism caused by return within the shelf life, and to ensure freshness and aroma of the sausage is not lost.
【 2 】 the rationality of casing structure
2, the rationality of the structure of casing, casing and rational structural design can give a sausage provides an ideal packing.
【 3 】 casing film strength
3, casing film strength, good mechanical strength can meet the requirements of filling all kinds of punch machine, thus reducing the wastage of the casing in the course of using membrane.