What are the tea packaging materials?
Different kinds of tea have different requirements on packaging materials, which is mainly to meet the preservation needs of different kinds of tea, but in addition to this demand, in the use of tea packaging materials, the overall packaging design is also one of the reasons. The most common tea packaging materials on the market are the following.
1, through the metal can packaging
Metal cans, tea packaging materials, thin iron, cans, cylindrical shape, etc., single cover, double cover, two disadvantages, closed tea, moist air, exposed, water, soft, metamorphic, iron, metal, odor, easy oxidation, energy preservation, tea ;
2, composite film bag packaging
At present, the commercially available tea packaging materials are continuously used in the composite film bag packaging, which has the disadvantage of avoiding the light and ventilating between the chlorophyll and the chlorophyll.
3, plastic container packaging
The packaging material of polyethylene, polypropylene, polyvinyl chloride and other types of packaging materials has poor sealing performance. The outer packaging is packaged in a plastic bag, and the plastic green tea is used to make the tea taste lose and the airtightness is poor. ;
4, lined bagged
Using the inner plastic film layer or the moisture-proof coating cardboard packaging material to make the packaging box, the plastic bag is easy to make green tea, and the tea taste is completely different. The inner layer is coated with the odor of the adhesive paint to make the tea taste and the sealing property is poor;
5, tin packaging
Tin can storage tea, good container tin, widely used in food and beverage industry, food preservation, packaging materials, green metal, tin can, anti-oxidation ability, high air tightness, low air permeability, no metal odor, etc., long-term storage tea drinking tea The relevant institutions inspected the use of tin cans to store tea, preserve the fragrance, and maintain the mildew. The fine tea storage tank made of special pure tin has the functions of sealing fresh-keeping, anti-oxidation, blocking light and producing odor;
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