Plastic Sheet & Board Extrusion Line
A plastic sheet and board extrusion line is a manufacturing process that involves the creation of plastic sheets and boards through the extrusion process,such as Pvc Plastic Roofing Sheet Extrusion Line,High Quality PVC Decoration Sheet Production Line.The extrusion line typically consists of a series of machines that melt and mix plastic materials, which are then forced through a die to create a continuous sheet or board of plastic.
The line may include equipment such as a hopper, extruder, calender, cooling rollers, and a cutter. The plastic materials used in the process can vary, including PVC, PET, PP, and PE. The resulting plastic sheets and boards can be used for a variety of applications, such as packaging, construction, and signage. The extrusion line can be customized to produce different sizes, thicknesses, and colors of plastic sheets and boards.
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In terms of operating income, the top five industries are ferrous metallurgy and deferred pressure processing, banking, construction, petrochemicals, coking and other fuel processing, oil and natural gas exploration and production, and their operating revenue accounted for 500%. 36.8% of total operating revenue. Among them, the operating revenue of ferrous metallurgy and deferred pressure processing industry accounted for 11.4% of the top 500 companies, and it was the industry with the top 500 operating income.
China's top 500 "heavy chemical industry" features remain the same this year
The Top 500 Chinese Enterprises 2009 selected by the China Enterprise Confederation and the China Entrepreneurs Association were released in Hangzhou on the 5th. The analysis shows that the traditional industries in the top 500 Chinese enterprises account for a large proportion, showing obvious "heavy chemical" features.