Metal Casting Zone Info Blog

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Stampings is the process of cutting and forming metal alloys into specific forms, especially for use as components for large machinery or structures. Metal sheets can be molded into different pre-defined forms for use as food, as regular pots and jars. The most common alloys used in metal stamping steel, zinc, nickel, aluminum and titanium. Stampings is a very effective and productive means of production of many types of metal on a large scale.

In stamping, metal sheets are placed in a matrix or a press tool which is specially designed cavity that gives the preferred form of sheet metal. Upper part of the matrix is connected to the press slide while the lower component connects to the press bed. Specific component known as the blow pushes the sheet metal through the die, thus performing the actual development of the operation. After pressing metal coated with gold, palladium, nickel or tin to prevent corrosion.

Coverage also increases wear and solderable nature of the product. Sometimes leaves are also pre-coated before the stamping process, and then purify the product from excess stamping oils and films. The product is then heat-treated to make it stronger, because it is still in soft condition after stamping. The product is then subjected to the process of deburring to remove sharp corners. This is done with chemicals or abrasives. Stampings also includes other processes such as metal-piercing, cleaning, shaping and drawing on the same machines.

Precision metal stamping is applicable to many industries like computers, electronics, electrical, dental, aerospace, instrumentation, military specs, defense, telecom and automotives. There are many methods in precision metal stamping for producing stamped prototypes. Blank creation is one such method. Blank creation involves the creation of a flat state of the component. The flat blank sheet is then used to make the part’s features. In blank creation, there are many processes like nibbling, chemical etching, water jet cutting, wire EDM, punch and die.

Stamping presses have specific strength, speed and accuracy to give a definite form to the metal. There are two types of metal stamping presses: mechanical and hydraulic. They are available in a wide range of power, size, stroke length and operating speed.

Stampings are gradually replacing other metal forming processes, like casting, forging, fabrication and processing. One reason for this is the very low cost of metal stamping. Dies for stamping cost less than those used in the forging and casting. In addition, the metals used in metal stamping can be harder than those used in other processes, resulting in a final product stronger. The cost of secondary processes, like cleaning and plating is also significantly reduced.

In addition, there are certain foods that should be done only through a metal stamping: Base weights, brackets, balance clamps, brake flanges, conveyer flights, bushing seats, engine bases, flywheel shrouds and friction plates. There are also various types of stamping including: Deep drawn stamping, electronic stamping, embossing Fourslide, medical stamping, embossing and short-term, progressive stamping. The most commonly used type is a progressive drawing Die where the sheet metal passes through a series of stamps and stamping dies made all at once, thereby significantly reducing the time it takes.

Collecting diecast vehicles consists of acquiring specific items based on your particular interests, such as airplanes, cars, trains, ship models, etc. Although some people just accumulate them, this is a passionate hobby for most folks, in which the genuine collector organizes carefully those items to catalog them and proudly display them. The depth and breadth of every collection is as unique as every collector is, and they are the ones that determine if a collection will focus on a specific subtopic within their area of general interests or if they only want to accumulate determined items. As an example, a collector may collect diecast vehicles trying to accumulate any or all of them, while another individual could prefer collecting only a model, brand or marquee.

Diecast vehicles and toys are an example of a collection that is never-ending. When you start collecting these vehicles it is like traveling back in time until the early decades of the 20th century when manufacturers such as Tootsie Toys in the United States, or Dinky Toys in the United Kingdom first produced the first diecast toys. Because the term “diecast” refers to any product produced using the casting method, the first models on the market were small cars or vans without plastic windows.

Over time, the vehicles were made of plastic and metal, more commonly an alloy of zinc and aluminum, including not only cars but also scale models of airplanes and trains, although automobiles are still the favorites among all of them. With more than 50 popular brands including Altaya, Bandai, Brooklin, CMC, Dragon Wings, Exoto, Guisval, Ixo, Jada, Johnny Ligntning, Kyosho, Lledo, Matchbox, Minichamps, Norev, Plasticos Argentinos, Racing Champions, RCCA, Revell, Tekno, Tomica, UT Models, Vitesse, and the popular Hot Wheels introduced by Mattel, among others.

Like with other popular collecting fields, diecast collecting has specialized commercial dealers that trade vehicles and related accessories. In fact, many individuals start collecting cars as a hobby to become dealers at a later date, either turning this hobby into a profession, or as a means to get extremely rare vehicles for their own collections, while they help other collectors in their pursuit of showcase-model cars. In the United Kingdom, there are teams specialized in visiting small and larger toy fairs to acquire incredible cars, in good conditions from Dinky Toys and Corgi, the main British collectibles companies. Dinky Toys was first introduced in early 1934 by Meccano Ltd of Liverpool, England, presenting a new line of modeled miniatures, as diecast vehicles were first known.

Corgi Toys began producing scale model cars until July 1956 under the supervision of Mettoy Playcraft Ltd. in Swansea, Wales, along with Dinky Toys, and the American Tootsie Toys, which is one of the most wanted brands of collectors worldwide. However, there are many other popular manufacturers from the United States, Japan, Germany, France, Italy, Spain, etc.

Rarely a diecast collector completes a collection because new models of cars are always available, and collecting never stops, you can always expand or start an entirely new collection in a subtopic, such as cars, then sport cars, vans, etc. From Hot Wheels to Matchbox and from Bandai to Tomica, including all the other brands, diecasts models include popular automobile marques. Packard, MG, Morris, Hillman, Austin, Alfa Romeo, Bentley, Citroen, Opel, Triumph, Talbot, Gwynne, Vauxhall, Reliant, Singer, Bristol, Wolseley, Innocenti, Healey, Siddeley, BSA, Darracq, Crossley, Jowett, Frazer Nash, Northern, Renault, Ford, Chrysler, and the classics Jaguar, Mercedes Benz and Rolls Royce, just to name a few.

Broadening a collection is not that hard, even when focusing on a single marquee, because there are different models from the twenties, thirties, forties, fifties, sixties, seventies, etc. Hence, every diecast Collector has a world of possibilities when gathering diecast models from almost any period of time as early as models from 1885, when the first automobile driven by internal combustion was introduced by German inventor Karl Friedrich Benz, to actual models in modern car showcases.

Diecast vehicles come in various scales, the most popular ranging from 1:28 to 1:64 scale, although many collectors prefer focusing their collections on the 1:43 and 1:50 scales. Diecast toys were originally designed for children, but the collecting boom started during the 1950′s when grown children stated to keep their cars instead of throwing them away and adults discovered them as valuable collectible items.

There is computer software that is made just for collecting diecast vehicles. Anyone who has a small or large diecast vehicle collection can easily keep track of what vehicle they have, the color, condition, cost, value, scale and lots of other info for each record (vehicle). This is the most easiest to use software of it’s kind, and it is made 100% for diecast collecting. The software is described in detail and you can download a free demo version of it at this website address:

http://www.rb59.com/diecast

By Robert W. Benjamin

Copyright © 2006

You may publish this article in your ezine, newsletter or on your website as long as it is reprinted in its entirety and without modification except for formatting needs or grammar corrections.

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