plastic materials

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• plastic materials — synthetic compounds made from various raw materials (coal, limestone, etc.) …   English contemporary dictionary

• Plastic — is the general common term for a wide range of synthetic or semisynthetic organic solid materials suitable for the manufacture of industrial products. Plastics are typically polymers of high molecular weight, and may contain other substances to… …   Wikipedia

• Plastic welding — is the process of welding plastic parts together. There are several techniques:Hot gas weldingThis is a plastic welding technique which is analogous to gas welding of metals, though the specific techniques are different. A specially designed heat …   Wikipedia

• Plastic clothing — as distinct from clothing made from plastic based artificial fibers has existed almost since the creation of flexible plastics, particularly as a material for waterproof clothing. During the 1960s, there was great enthusiasm for plastic and paper …   Wikipedia

• Plastic moulding — In Plastic moulding, the moulding process selected depends upon two main factors: The geometry of the component to be moulded and the material from which it is to be made. There are two main groups of plastic moulding materials: Thermoplastic… …   Wikipedia

• plastic — I. adjective Etymology: Latin plasticus of molding, from Greek plastikos, from plassein to mold, form Date: 1632 1. formative, creative < plastic forces in nature > 2. a. capable of being molded or modeled < plastic clay > …   New Collegiate Dictionary

• Plastic lumber — (commonly abbreviated as PL) is a 100% recyclable material lumber or timber made of recycled plastic.There are also applications in the market, which utilize only virgin raw materials. Its most widespread use is in outdoor deck floors, but it is… …   Wikipedia

• Plastic recycling — is the process of recovering scrap or waste plastics and reprocessing the material into useful products, sometimes completely different from their original state. For instance, this could mean melting down soft drink bottles then making model… …   Wikipedia

• Plastic arts — are those visual arts that involve the use of materials that can be moulded or modulated in some way, often in three dimensions. Examples are clay, paint and plaster.The plastic arts may refer to:* Architecture * Ceramics * Collage * Conceptual… …   Wikipedia

• Plastic bending — is a nonlinear behaviour peculiar to members made of ductile materials that frequently achievemuch greater ultimate bending strength than indicated by a linear elastic bending analysis. In both the plastic andelastic bending analyses of a… …   Wikipedia

• Plastic pants — Plastic pants, plastic panties, and diaper covers are all basically the same thing. They are devices worn over a diaper for the purpose of containing liquid or solid waste that may otherwise leak through the fabric. Today, plastic pants are… …   Wikipedia