What is Metal Rolling?

Metal rolling can create ductwork

What is Metal Rolling?

In the metalworking industry, metal rolling is a popular and integral process. It is important to note that rolling is a metal forming process in which metal stock is passed through one or more pairs of rolls. Essentially, it’s a process that is similar to using a rolling pin to roll out dough. In fact, the rolling itself is graded according to the temperature of the metal that has been rolled. This is worthy of mentioning because if the metal’s temperature is above its recrystallization temperature, then the procedure is recognized at hot rolling. Conversely, if the metal is rolled below the recrystallization temperature, then it’s known as cold rolling.

What is the Principle of Rolling?

Metal rolling has a long and storied history. As a matter of fact, Leonardo da Vinci is noted as the first person to sketch the rolling mill. The earliest rolling mills date to 600 BCE. The principle of rolling is simple. Metal stock is passed between one or more rolls. These rolls reduce the thickness of the metal in a uniform fashion. At the end of the day, there are many different types of rolling processes. These rolling processes include ring rolling, roll bending, profile rolling, roll forming, and controlled rolling.

What is Hot Rolling and Cold Rolling Process?

As previously mentioned, there are two distinct sets of processes for rolling metal. These processes are known as hot rolling and cold rolling. In each of these processes, the temperature of the metal is central to the procedure. If the metal is rolled at a temperature above its recrystallization temperature, then it is known as hot rolling. If the metal is rolled below its recrystallization temperature, then it is known as cold rolling. Speaking specifically to how popular hot rolling is compared to cold rolling, hot rolling processes more metal than any other manufacturing procedure. Rolling mills are able to rapidly maneuver metal, usually steel, into important building elements such as structural steel.

What are Rolling Defects?

In the metal manufacturing process, there are two main types of rolling defects. The first of these two types is surface rolling defects. The second type is known as internal structural rolling defects. Surface defects result from impurities and inclusion in the material surface. These include roll marks, dirt, rust, and other causes related to the previous treatment of the metal itself. Internal structural defects, in contrast, are typified by wavy edges, zipper cracks in the center of the strip, edge cracks, and alligatoring.

What is Roll Separating Force?

Roll separating force is defined as a force that is applied to rolls in a vertical direction. This force is central to how a rolling mill operates. As a matter of fact, a rolling mill is distinguished by the maximum values of its roll separating force and the resulting torque. If you have a commercial property, and you have a single-ply roof, it may be time to secure a proper roof inspection. Getting a roof restoration will help your building perform well for years to come.

What is Metal Rolling Process

Would you like to learn more about the hot metal rolling process? Please review the following bullet points to learn more.

  • The starting metal is usually comprised of large pieces of metal. These pieces of metal could be slabs, blooms, and billets.
  • Before the heating can begin, the metal material must be at room temperature.
  • Next, particularly in larger metal manufacturing firms, the material is heated in a gas or oil-fired soaking pit. In a smaller operation, the material will be heated using induction heat. 
  • As the material receives this attention, the temperature must be monitored in order to ensure that the temperature remains above the recrystallization temperature.
  • Once the material has achieved the desired temperature, it can then be hot rolled.

If you require custom rolled metal products, it’s important to secure a consultation with an authority in customizing large metal ducts.

What is Metal Sheet Rolling Machine

It is important to differentiate these various machines and processes. A metal sheet rolling machine will roll different kinds of metal sheets into a conical aspect. A plate rolling machine can also be known to be a roll bending machine, a plate bending machine, or a rolling machine. There are different types of technology that are used to roll metal plates. These machines are known to be four-roller machines and three-roller machines.

Rolling Metal Without a Roller

The roll bending machine is utilized for forming equipment into a cylinder, cone, and curved shape. This machine operates by utilizing the principle of the three-point forming circle. The relative position change and rotational motion of the working roll enable the workpiece to be formed without a traditional roller.

Metal rolling can create a variety of shapes.

Metal Rolling and Welding

There are many different metal rolling and welding companies in the United States. It is important to note that for the fabrication of ducts, you will want to search for a company that specializes in such work. There are many specialties to metal-working which is why it’s important to be discerning.

Scheduling an appointment for your metal rolling has never been easier. Our staff at Haltom Industries are ready to take your phone call at 817-770-0811. Discover more about what our metal rolling in , TX can do for you!