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Paper recycling
What is waste paper
Waste paper refers to the recyclable and renewable resources that are used and discarded in production and life, including all kinds of high-grade paper, yellow board paper, waste cartons, cut-edge paper, packaging paper, enterprise unit paper, engineering paper, books and newspapers, etc.
The benefit of paper cycHale Waihona Puke Baiduing
1, save resources: a ton of waste paper can produce good quality recycled paper 850 kg, save 3 cubic meters of wood, at the same time save 100 cubic meters, recycled paper notebook save 300 kg of chemical raw materials, coal saving 1.2 tons, energy saving 600 degrees.At a time when the whole society is calling for environmental protection, if these papers were all recycled paper, it would save 10.5 million cubic meters of wood, equivalent to 7.7 million mu of natural forest (or 3.85 million artificial forest).
.4. It is conducive to promoting the circular economy: it is to carry out overall design of production, transportation, consumption and waste treatment according to the ecological law, and use high-tech means to realize resource reduction and waste recycling.The end point of the oneway operation mode of resource production and consumer waste is changed into secondary resources.
2. Protect the environment: greenpeace calculates that using 1 ton of 100% recycled paper can reduce carbon dioxide emissions by 11.37 tons compared to using 1 ton of all-wood pulp paper.
What is paper cycling
Paper recycling is the process of converting waste paper into new paper products.It has many important benefits besides saving trees being cut down.Compared with wood pulp and paper, it USES less energy and water.It saves waste paper that takes up landfills and produces methane because it breaks down.In the United States, about two-thirds of paper products are recycled, although not all of them are new paper.After repeated processing, the fiber becomes too short to produce new paper recycled paper raw materials are three kinds: shredded paper, waste paper before consumption and waste paper after consumption.
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The benefit of paper cycling
3. Natural sewage capacity: it takes 100 tons (wood pulp) to 400 tons (grass pulp) of water to produce 1 ton of pulp, and most of these sewage shall be discharged.Black liquor pollution is the most serious in papermaking, with 10 tons of black liquor discharged for every 1 ton of pulp produced.Is the national annual will produce 350 million tons of black liquor (the equivalent of a big Ⅱ type reservoir)
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