Monthly Archives: December 2014

Aluminum Strip Rolling Mill: What Metal Rolling Is All About?

Flexibel und kostengünstig produzieren: Siemens erweitert Portfolio für Aluminium-Folienwalzwerke / Flexible production at competitive cost: Siemens extends portfolio for aluminum foil rolling mills

Metal Rolling Is One Of The Most Significant Fabricating Processes In The Contemporary World. The Large majority of all metal products formed today are subject to metal rolling at one point in their produce. Metal rolling is generally the first step in forming raw metal forms. The continuous or ingot casting of Aluminum Strip Rolling Mill is hot rolled into a bloom or a slab; these are the basic formation for the creation of a wide variety of manufactured forms. Blooms usually have a square cross section of greater than 6×6 inches. Slabs are rectangular and are generally greater than 10 inches in breadth and more than 1.5 inches in thickness. Rolling is most often, (mainly in the case of the conversion of a continuous or an ingot casting), performed hot.

At rolling mill, slabs and blooms are further rolled down to transitional parts like; sheet, plate, coil, strip, billets, rods and bars. A lot of these products will be the starting material for following manufacturing operations like sheet metal working, forging, wire drawing, machining and extrusion. Blooms are often rolled directly into H beams, I beams, channel beams, and T sections for structural applications. Rolled bar, of varied shapes and special cross sections, is used in the machine building industry, and for construction. Rails, for the making of railroad track, are rolled straight away from blooms. Sheets and Plates are rolled from slabs, and are really important in the formation of a wide range of manufactured items. Plates are usually considered to be over 1/4″, (6mm), in width. Plates are used in heavy applications such as; bridges, boilers, large machines, nuclear vessels, ships and tanks. Sheet is used for the fabrication of car bodies, train cars, buses, refrigerators, airplane fuselages, dryers, washers and various other household appliances, containers, office equipment, and beverage cans, to name a few of the lot.

Flat Rolled Aluminum Coil: A Rolling Process Product

flatFoil rolling is a specific type of flat rolling, particularly used for making foil, which is sheet metal with a thickness lesser than 200 µm (0.0079 in). The rolling is done in a cluster mill as the small thickness needs a small diameter rolls. To lessen the need for small rolls; pack rolling methodology is used, which rolls multiple sheets together to increase the effective starting thickness. As the foil sheets come through the rollers, they are trimmed and slit with circular or razor like knives. Trimming refers to the edges of the foil, whereas slitting entails cutting it into quite a lot of sheets. Aluminum foil is the most usually produced product by means of pack rolling. This is apparent from the two different surface finishes; the dull side is against the other sheet of foil and the shiny side is on the roll side.

Flat rolling is the most fundamental form of rolling with the starting and ending material having a rectangular cross-section. The material is fed in between two rollers, called working rolls which rotate in opposite directions. The gap between the two rolls is lesser than the width of the starting material that causes it to deform. The decrease in material thickness causes the material to elongate. The friction at the interface between the material and the rolls causes the material to be pushed through.

Flat Rolled Aluminum Coil is a result of the rolling process. And in the rolling process, flat rolling is utilized for producing flat rolled aluminum coil. Flat rolling is a process which is mostly used for giving the best product. Aluminum coil be rolled through cold rolling and hot rolling process as well. Depending upon the end product the industry wish to avail, the rolling process is selected by the industry professionals.

Flat Rolled Aluminum Coil: The Process

Flat Rolled Aluminum CoilAluminum, the metal carrying the atomic number 13, Melting point: 660.3 °C and chemical symbol Al; it is that silvery white metal which is known for its outstanding physical and chemical properties. It is that metal which is used in various forms. No other metal has that amount of usage which this particular metal has, that is, aluminum is an element which is used in industrial, commercial and residential sector as well. The forms of the metal which are used in varied ways are aluminum coil, aluminum foil, aluminum sheet, aluminum strip and likewise. These are some of the most widely used metals among all.

Aluminum coil is one form of the metal that is used by the industries. And it could be formed by the industries or factories through rolling process. Rolling procedures are of two distinctive types; cold rolling and flat rolling. In the rolling process, the metal is passed between the two rollers. And depending upon the width and dimension of the aluminum coil to be obtained, the distance between the two rollers are set. Flat Rolled Aluminum Coil is the product which is obtained through rolling process. Flat rolling is a process which is known for its extraordinary result.

The aluminum coil is one of the forms of aluminum which is readily formed and created by the industries, with the help of the most outstanding features. It is that state of the metal that is known for providing exceptional industrial usage. In between both rolling process, flat rolling is supposed to render the best end result. The rolling process should always be performed by the experts and knowledgeable personnel, as this task needs intensive care and careful consideration by the aluminum metal formation industry. Flat rolling process should be sternly carried out by that experienced lot, and by using latest technology.