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Familiarity with plastic injection machine

By |2021-05-26T11:06:15+00:00February 10th, 2020|اخبار|

What is an injection machine?One of the most convenient, widely used and important methods for forming polymers (polymers) is the use of injection molding machine. After the emergence and development of plastics, efforts began to build devices by which plastic materials could be easily shaped to their desired shape, leading to the invention of the

Design and manufacture of pneumatic molds

By |2021-05-23T06:21:21+00:00February 10th, 2020|اخبار|

Design and manufacture of pneumatic moldsOne of the methods of producing hollow plastic parts such as containers and bottles is the blue molding method or the use of pneumatic molds. In this method, mainly in two ways, the use of primary preform or hot extrusion of materials and bottle formation is done by using wind

Types of polyethylene

By |2021-05-23T05:57:17+00:00February 10th, 2020|اخبار|

What is polyethylene?Heavy polyethylene(High-density polyethylene) (HDPE) Polyethylene is obtained from oil. Approximately every 1.75 kg of crude oil produces one kg of heavy polyethylene, which is recyclable. And it must be said that the most common and most widely used and perhaps the first type of plastic that was created was heavy