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With the continued development of China's modernization, a substantial increase in demand for ordinary wood packaging material. However, to protect the ecological environment, China from September 1, 1998 has banned logging in natural forests. Meanwhile, since the beginning of December 1998, the United States, Canada, the European Union and other wood packaging material have been exporting our goods to implement the new phytosanitary standards, and calls for fumigation or heat sterilization treatment, otherwise people will reject the environment. In this context, the urgent need to adopt a new material to replace wood packaging material, so the wood material emerged.Polycarbonate roof for deck
WPC system using flour or plant fiber filled thermoplastic ultra-high share thermoplastic resin or recycled materials, add some related modifier, the extrusion of sheets, profiles, pipes together. Such products can be substituted for the corresponding wood products, thus it can save a lot of forest resources, dispose of waste large amounts of flour and wood processing waste plastics generated, it can greatly help to protect and improve the ecological environment, is in line with the 21st century development of new chemical materials environmentally friendly direction.Plastic 4in planks
A domestic and foreign wood floors 11 current development status quo abroad
In recent years, foreign technology development and application of plastic sheet products developed rapidly. Wood flour filled with modified plastics countries have already begun to study, but it is filled with wood powder high share in recent years have greatly developed in Japan, the famous "love because wood" is the kind of product (using the extrusion process) Large the German company has also co-developed a similar wood floor (or hot extrusion process); Austria Cincinnati and ppt die company developed a variety of plastic sheet products (extrusion process); Korean mountain corporation (coupled with the use of extrusion process) has developed a plastic sheet products; some US companies are also actively develop and promote such products. ONYX Canadian company in Toronto in 1997 established the first three production lines, each production line capacity of about 1 000 t / a, 1998 year expansion for 13 production lines in 1999 to reach 43 production lines. American production company originally TIMTECH converting wood pallets high value-added building noise barriers, and increase investment of $ 3564 million and the proposed 66 production lines for the production of sound insulation board. A Russian company has developed more than 30 high loadings wood flooring production lines, and extended to Belarus, Ukraine, Bulgaria and other countries.External plastic flooring