Waterproof paper and cardboard production
With the development of market economy and living standards of people, performance packaging materials presented higher requirements. Since the 70′s in the plastic as a layer of wax paper, wax paper and packaging-resistant alternative to traditional asphalt for lightweight, high strength, waterproof and transparent performance and functionality in a significant proportion of the packaging field.
But people identified the following problems: can not breathe meet both the needs and requirements for breathable waterproof packaging needs, or unexpected, is that people have been led to plastic packaging waste by the “white pollution”, the new public disturbance, is an important issue for finish. After several tests, I examine the types of waterproof paper and cardboard production, new methods. Production in North paper bag, kraft paper and paperboard packaging materials such as medium and large companies with more than seven years experience has shown that in the production process is simple, has a much better value products at very low cost. About the current situation in the following areas:
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