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A casting defect is an undesired irregularity in a metal casting process. Some defects can be tolerated while others can be repaired, otherwise they must be eliminated. They are broken down into five main categories: gas porosity, shrinkage defects, mould material defects, pouring metal defects, and metallurgical defects.
Cast iron is made from pig iron, which is the product of melting iron ore in a blast furnace. Cast iron can be made directly from the molten pig iron or by re-melting pig iron, [4] often along with substantial quantities of iron, steel, limestone, carbon (coke) and taking various steps to remove undesirable contaminants.
Molten metal before casting Casting iron in a sand mold. In metalworking and jewelry making, casting is a process in which a liquid metal is delivered into a mold (usually by a crucible) that contains a negative impression (i.e., a three-dimensional negative image) of the intended shape.
Whether their value stems from limited production runs, renowned manufacturers, or unique design features, here are 10 vintage cast iron skillets that are selling for impressive amounts. 1 ...
Griswold Manufacturing (/ ˈ ɡ r ɪ z w ɔː l d,-w əl d /) [1] was an American manufacturer of cast-iron kitchen products founded in Erie, Pennsylvania, in business from 1865 through 1957. For many years the company had a world-wide reputation for high-quality cast-iron cookware. Today, Griswold pieces are collectors' items.
A collection of vintage cast iron cookware. Most of the major manufacturers of cast iron cookware in the United States began production in the late 1800s or early 1900s. Cast-iron cookware and stoves were especially popular among homemakers and housekeepers during the first half of the 20th century.
Metal stitching is an industrial technique for repairing cracked and broken cast iron, steel, bronze or aluminium structures and their components. The process is carried out cold, without welding . It allows the repair of cast iron and cast steel , often in-situ, without the distortion from welding , and can be used in other situations where ...
J. W. Fiske & Company of New York City was the most prominent American manufacturer of decorative cast iron and cast zinc in the second half of the nineteenth century. [1] In addition to their wide range of garden fountains, statues, urns, and cast-iron garden furniture, they provided many of the cast-zinc Civil War memorials of small towns ...