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A finished PET drink bottle compared to the preform from which it is made. There are two basic molding methods for PET bottles, one-step and two-step. In two-step molding, two separate machines are used. The first machine injection molds the preform, which resembles a test tube, with the bottle-cap threads already molded into place.
Crossword compilers, also known as cruciverbalists, crossword writers, crossword constructors, or crossword setters. Pages in category "Crossword creators" The following 104 pages are in this category, out of 104 total.
A plastic extrusion machine extrudes plastic in a continuous profile. The main machine is usually called the host, and its accompanying equipment are called the plastic auxiliary equipment. Plastic extruders can make plastic film/wrapping, packing tape, corrugated sheets, plastic lumber, pipes, tubes, insulated wire, monofilament and nets.
The finished article is stripped off the core rod and as an option can be leak-tested prior to packing. The preform and blow mold can have many cavities, typically three to sixteen depending on the article size and the required output. There are three sets of core rods, which allow concurrent preform injection, blow molding and ejection.
An American-style 15×15 crossword grid layout. A crossword (or crossword puzzle) is a word game consisting of a grid of black and white squares, into which solvers enter words or phrases ("entries") crossing each other horizontally ("across") and vertically ("down") according to a set of clues. Each white square is typically filled with one ...
Preform, a piece of polyethylene terephthalate test tube shaped form blown into a completed bottle; Preform, an incomplete and unused basic form of a stone tool in lithic reduction; Preform, a specially designed shape of solder; Preform, a high quality, precision metal stamping used for a variety of brazing and joining applications
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Packaging machines may be of the following general types: Accumulating and collating machines; Blister packs, skin packs and vacuum packaging machines; Bottle caps equipment, over-capping, lidding, closing, seaming and sealing machines; Box, case, tray, and carrier forming, packing, unpacking, closing, and sealing machines; Cartoning machines