How Is Plastic Sheet Made
How cast acrylic sheets are made.
How is plastic sheet made. Established in 1995 dk plastics manufactures leading gauge sheet plastic and plastic sheet making machines and have been very successful in developing new and innovative products. The material called parkesine was an organic material derived from cellulose that once heated could be molded and retained its shape when cooled. The word plastic derives from the greek πλαστικός plastikos meaning capable of being shaped or molded and in turn from πλαστός plastos meaning molded. Furthermore through continued efforts their plastic sheet making machines and plastic film making machines are always made to a very high quality.
To ensure the correct plastic is chosen and satisfy any curiosity about the production process in which our sheets are made read on. Tests have shown after 2 000 hours of ultraviolet uv exposure. Films fibers plates tubes bottles boxes amongst many. The process can be automated for high volume production of clamshell food containers or can be a simple hand labor process to make individual craft items.
The specifics of how plastic is made depends on what kind it is and what it will be used for but the basic steps are the same. Plastic sheets are made by squeezing molten polymer through a narrow slit in a process called film casting says tim osswald a professor of mechanical engineering at uw madison. Plastic film is a thin continuous polymeric material. Plastic is made using a variety of chemical and refining processes that turn single molecules called monomers into long chains called polymers.
In its sheet form cast acrylic is a great choice if a. The first man made plastic was created by alexander parkes who publicly demonstrated it at the 1862 great international exhibition in london. The finished parts are cut from the sheet and the scrap sheet material recycled for manufacture of new sheet. The plasticity or malleability of the material during manufacture allows it to be cast pressed or extruded into a variety of shapes such as.
Packaging plastic bags labels building construction landscaping electrical. Plastic films are used in a wide variety of applications. King hy pact outperforms both uv stabilized. Cast acrylic has a high level of chemical resistance and can be formed into a variety of shapes sizes and colors.
King plastic corporation s hy pact industrial grade polymer sheets are produced through a proprietary manufacturing process and specially formulated for auto marine food material handling and industrial applications of all kinds.