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Tea bag packing machine commonly used outside the envelope has several

Aug 20, 2019

The material of the outer cover of tea bag requires itself to be odorless and tasteless, with better moisture-proof and odor-proof functions and certain firmness.

Tea bag packaging machine commonly used outside the envelope material has the following several.

1. There are many types and specifications of single adhesive paper on the market at present, including 50, 60 and 70g/m2, among which, the most commonly used one is 70g/m2.

Single adhesive paper because of its greater density, and on one side of the glue, it has better moistureproof, odor and resistance to qigong.

At the same time, the single adhesive paper sold on the market, and add aluminum sulfate and do not add aluminum sulfate, which does not add aluminum sulfate single adhesive paper does not contain toxic substances and ingredients to the human body, in line with the requirements of the food hygiene law of the People's Republic of China, is a more ideal external packaging material for tea bags.

With the development of science and technology, more and more paper materials can be used for packaging at present.

One of the paper and plastic, metal and other composite formed by the composite paper, moisture and better sealing performance, in tea and food packaging on the application of more and more widely.

At present, there are many kinds of composite paper sold in the market, which are suitable for tea bags, such as PE(polyethylene)/ paper composite form, A1 foil /PE/ paper composite form, etc.

The compound paper has better moisture-proof and air-proof properties than the pure paper, and the printing effect is good, which can make the package beautiful, it is an ideal material for making the outer cover of tea bag.

At the same time, compared with the simple plastic packaging, composite paper is easier to handle, less pollution to the environment.