Skip to Content
Exit
sales@metalworksHP.com 336.886.4612Search

Commonly Used Materials in Metal Fabrication

Author Archives: Elizabeth Hall

  1. Commonly Used Materials in Metal Fabrication

    Leave a Comment

    Metal fabrication is the process of shaping, cutting, and assembling metal materials to create various structures and products. It involves welding, machining, bending, and forming techniques to transform raw metal into finished components or structures. This industrial process is widely used in manufacturing, construction, and engineering.

    Choosing the right material for metal fabrication is critical since it directly impacts the finished products performance and longevity. It also ensures that the fabricated part or component can handle its intended application. Here are some of the most commonly used materials in this technique:

    1. Carbon Steel

    Carbon steel is an alloy primarily composed of iron and carbon. It is known for its strength and durability, making it a popular choice in various industrial applications. Moreover, its carbon content typically ranges from 0.05% to 2%, which significantly influences its hardness and strength. It can be further modified through heat treatment to achieve specific properties.

    2. Stainless Steel

    Stainless steel consists primarily of iron, chromium, and sometimes nickel. Its defining feature is its resistance to corrosion and staining, mostly due to its chromium content. It is used extensively in kitchen appliances and cutlery due to its hygiene and aesthetic appeal. It is also prevalent in construction for its strength and durability and the medical and pharmaceutical fields for its biocompatibility.

    3. Galvanized Steel

    Galvanized steel has been coated with a layer of zinc to protect it from corrosion. This coating forms a barrier between the steel and the environment, making it highly rust-resistant. It is commonly used in construction for structural components and outdoor applications such as fencing and roofing. In addition, this type is often employed in manufacturing automotive parts and electrical conduits.

    4. Aluminum

    Aluminum’s exceptional strength-to-weight ratio makes it a lightweight yet sturdy choice, ideal for applications where limiting mass is crucial. Its innate corrosion resistance is also advantageous for outdoor or corrosive environments. Additionally, aluminum’s thermal and electrical conductivity are critical in the aerospace, automotive, electronics, and construction industries.

    5. Brass

    Adding zinc to copper in brass enhances its strength, malleability, and corrosion resistance. It also has an appealing golden hue, which makes it a preferred choice for decorative elements and architectural features.

    Furthermore, brass is commonly employed in fabricating musical instruments due to its acoustic qualities and resonating ability. Examples of musical instruments include trumpets, trombones, and saxophones.

    6. Copper

    Copper is known for its excellent electrical and thermal conductivity, making it the go-to material in electrical wiring, plumbing systems, and heat exchangers. Its malleability allows for intricate designs and precise shaping, often seen in decorative artwork and roofing applications. While copper does tend to oxidize over time, this characteristic can also provide a unique patina to artistic pieces.

    Metal Works of High Point for Your Metal Fabrication Needs

    At Metal Works of High Point, we offer high-quality fabrication services for diverse sectors and applications.From intricate designs to complex geometries, our state-of-the-art technology ensures that each process is executed flawlessly, delivering results that exceed expectations. Whether you need high-volume production custom parts or precise pieces, our team can bring your ideas to life!

    Contact us today to learn more about our services.

  2. Sheet Metal Fabrication Finishing With Powder Coating

    Leave a Comment

    Sheet metal fabrication transforms raw materials into functional and aesthetic components. This complex technique unfolds through various stages, each contributing to the emergence of the final product. Among these steps, one pivotal stage stands out finishing. The process enhances the appearance and longevity of the fabricated part and patterns it to fit the projects requirements.

    One finishing method that has been gaining recognition for its unique properties and superior results is powder coating. This technique has revolutionized the industry, providing an unparalleled blend of durability, aesthetics, and environmental benefits.

    This blog will delve deeper into powder coating, exploring its process and advantages in sheet metal fabrication.

    What Is Powder Coating?

    Powder coating is a metal finishing process that involves the application of dry, free-flowing, colored powder to a fabricated part or product. The application is done through electrostatic means, where the powder particles are charged and sprayed onto the product’s surface. The coated metal then undergoes heat curing to harden it, forming a solid “skin” coating.

    The process begins with preparing the surface of the metal product. This often involves cleaning and sanding the surface to ensure the powder adheres properly. Then, the coating is applied using an electrostatic spray gun. After the application, the product is placed in an oven undergoing heat curing. This process hardens the powder, forming a solid, durable, and visually appealing skin coating.

    Powder Coating vs. Conventional Liquid Paint

    While both conventional liquid paint and powder coating are used for metal finishing, there are notable differences between them. Primarily, powder coating does not require a solvent. This is because the coating is applied via electrostatic means, which allows the powder to adhere to the surface of the product without the need for a liquid medium.

    Once sprayed, the product is cured under heat to form the solid skin coating. This process eliminates waiting for the product to dry, as would be the case with liquid paint.

    Powder Coating in Sheet Metal Fabrication

    Powder coating offers several advantages in sheet metal fabrication. Among them are the following:

    • Durability: Powder coating provides components with a durable finish that can withstand harsh conditions better than others.
    • Aesthetic: It also offers greater visual appeal, with a wide range of colors and finishes that can be leveraged to customize a part or product.
    • Sustainability: This finishing process is environmentally friendly, producing fewer volatile organic compounds (VOCs) than liquid paint.

    Experience the Power of Powder Coating With Metal Works of High Point

    At Metal Works of High Point, we provide reliable, visually appealing, and environmentally friendly solutions for your sheet metal fabrication projects. Our team of experts understands the unique benefits that powder coating brings to the table. Hence, you can depend on us to provide you with a finish that meets and exceeds your expectations.

    We also offer various other services, including laser cutting, CNC forming and machining, welding, and other finishing techniques. We’re committed to guiding you through every step of your sheet metal fabrication journey, ensuring you receive an outstanding final product.

    Contact us today to learn more about how we can bring your vision to life!

  3. MIG vs. TIG Welding in Sheet Metal Fabrication

    Leave a Comment

    Electric arc welding is crucial in sheet metal fabrication because it creates strong, durable bonds between metal pieces. Among the numerous electric arc welding methods, Metal Inert Gas (MIG) and Tungsten Inert Gas (TIG) welding stand out for their quality, efficiency, and versatility.

    This blog will compare MIG vs. TIG welding and help you determine which method is best suited for your specific projects.

    Comparing MIG vs. TIG Welding

    Choosing between MIG and TIG welding involves a thorough assessment of multiple factors. These include material type and thickness, required production speed, weld appearance, quality expectations, the welder’s skill level, and budget constraints.

    MIG welding is often preferred for projects that need high production rates and user-friendly operation, making it suitable for various applications. Conversely, TIG welding offers precision and clean, aesthetic welds that are ideal for intricate or specialized tasks.

    MIG Welding

    Also called Gas Metal Arc Welding (GMAW), MIG welding uses a continuous solid wire electrode fed through a welding gun to fuse base materials. A shielding gas is channeled through the welding gun to protect the weld pool from contamination by the ambient air.

    Pros

    MIG welding has a high production rate and user-friendly nature, making it suitable for various applications. Some of its other key advantages include:

    • High production rate: This welding type significantly increases overall productivity, as its faster than other methods.
    • Ease of use: MIG welding is suitable for both novice and seasoned welders.
    • Versatility in materials:A range of metals including mild steel, stainless steel, and aluminum can be welded using this technique.

    Cons

    However, MIG welding also has some disadvantages:

    • Limited outdoor use: The shielding gas can be easily blown away in windy conditions, making it less suitable for outdoor applications.
    • Less precise than TIG welding: This technique offers good control but is generally less precise than TIG welding.
    • Higher equipment cost: Required equipment can be more expensive than other welding methods, particularly considering the cost of consumables such as shielding gas and wire electrodes.

    TIG Welding

    TIG welding, or Gas Tungsten Arc Welding (GTAW), employs a non-consumable tungsten electrode to form an arc between the electrode and base material. A separate filler rod adds material to the weld pool, while a shielding gas protects the weld from contamination.

    Pros

    TIG welding is renowned for its high precision and control, making it ideal for applications requiring clean and aesthetically pleasing welds. Other advantages of TIG welding include:

    • High precision and control: TIG welding offers greater control over the welding process, allowing for precise, high-quality welds.
    • Clean and aesthetic welds:Due to their precision, this method produces clean, visually appealing welds with minimal spatter and post-weld cleanup.
    • Versatility in material thickness: TIG welding can accommodate a broad spectrum of material thicknesses, from thin sheets to thick plates.

    Cons

    TIG welding also presents certain drawbacks:

    • Slower production rate:Compared to MIG welding, this technique usually has slower speeds.
    • Requires more skill and experience:TIG welding is considered to be more difficult to grasp for inexperienced or new welders.
    • Limited material compatibility: This method is less compatible with certain materials, such as cast iron and some alloys.

    Discover the Perfect Welding Solution With Metal Works of High Point

    At Metal Works of High Point, we understand the importance of selecting the right welding technique for your sheet metal fabrication projects. Our skilled team will guide you and help you decide if MIG or TIG welding suits your needs best.

    Our other services include laser cutting, CNC forming and machining, finishing services, and more. Contact us today to learn more!

  4. CNC Machining Sheet Metal Fabrication Techniques

    Leave a Comment

    Computer numerical control (CNC) machining sheet metal fabrication is a sophisticated manufacturing technique employing machines to precisely shape and cut sheet metals. It combines the precision and automation capabilities of CNC technology with the versatility and malleability of sheet metal. This creates customized forms, intricate structures, and meticulously crafted components.

    The method employs various tools such as lasers, routers, or milling cutters to process the sheet metal according to the specified design. The software controls the machines movement and operation, ensuring consistent and uniform execution throughout fabrication.

    The following techniques demonstrate the adaptability and accuracy of CNC sheet metal fabrication:

    1. Laser Cutting

    Laser cutting is a highly efficient process utilizing a high-powered laser beam to cut through the sheet metal. First, the design of the desired shape or pattern is created using computer-aided design (CAD) software. Next, the digital design is transferred to the laser cutting machine with a laser source and a focused lens.

    The laser cutter generates a concentrated laser beam, typically using a medium like carbon dioxide (CO2) or fiber. The beam is directed toward the sheet metals surface and rapidly heats and melts the material along the predetermined cutting path. Moreover, laser cutting is widely used in the automotive, aerospace, electronics, and architecture industries.

    2. Plasma Cutting

    Plasma cutting uses a high-velocity jet of ionized gas, known as plasma, to melt and remove the material. The cutting machine has a plasma torch containing a small nozzle and an electrode. When the torch is activated, an electric arc is formed between the electrode and the workpiece, ionizing the gas and creating plasma.

    The plasma is directed towards the surface, rapidly heating and melting the material. This intense heat, coupled with the high-velocity plasma jet, effectively blows away the molten metal, resulting in a clean and precise cut. The cutting depth and quality can also be finely tuned by adjusting the speed, gas flow rate, and power level.

    3. Bending

    Bending is a metal forming technique where force is employed to alter the shape or angle of a flat sheet of material. This process utilizes specific tools or machinery to apply bending forces exceeding the elastic limit, resulting in lasting deformation. It also facilitates the creation of complex geometries, including bends, curves, or folds, enabling the production of intricate components.

    4. Shearing

    Shearing removes material by a perpendicular force to the sheet metal, resulting in a straight-line cut. In this process, two sharp blades are used one positioned above the material and the other below. The blades are then brought together with high force, causing the material to separate along the desired cutting line. It is commonly used for cutting sheet metal into straight and accurate pieces, such as strips or plates.

    5. Embossing/Engraving

    Embossing or engraving creates raised or recessed designs, patterns, or text on the material’s surface. Embossing involves imparting a three-dimensional raised structure onto the metal, while engraving creates a sunken or recessed design. These techniques are typically achieved using specialized tools or dies that apply pressure or remove material from the surface.

    Both techniques can serve functional and decorative purposes, adding visual appeal, branding, or labeling to sheet metal components. As a result, they are commonly used in industries like automotive, signage, electronics, and packaging, where customization and aesthetics are paramount.

    Other CNC machining techniques include the following:

    • Notching:This process removes a portion of the sheet metal by cutting or punching to create interlocking or mating features.
    • Lancing:This involves cutting or slitting the sheet metal to create tabs or flaps. The tabs can be folded to provide additional structural support or to make connections between different parts.
    • Swaging: This is the reduction or expansion of the diameter of a cylindrical or tubular section of sheet metal.
    • Spinning: This forming technique creates symmetrical and hollow shapes in sheet metal using lathes, rollers, or tool presses.

    Choose Metal Works of High Point for Premium CNC Machining Services

    At Metal Works of High Point, we specialize in sheet metal fabrication services that go beyond traditional manufacturing. We aim to optimize your processes and reduce production expenses while delivering high-quality results. Our expertise and state-of-the-art 3-axis cutting systems also enable us to handle all your custom needs efficiently and precisely.

    Contact us today to learn more about our services!

  5. Laser Cutting Sheet Metal Fabrication Techniques

    Leave a Comment

    The sheet metal fabrication industry has significantly transformed with the advent of laser technology. This innovation enables the creation of intricate designs and shapes that were previously unattainable through traditional methods. Additionally, laser cutting achieves precise cuts by using highly focused beams of light, resulting in faster production times, minimal waste, and maximum precision.

    This article will explore the various techniques involved in laser cutting sheet metal. We will also cover the types of lasers used in modern metal fabrication.

    Advanced Laser Cutting Methods

    The use of lasers has increased the flexibility and customization of sheet metal fabrication. Here are some of the most cutting-edge procedures used by manufacturers today:

    Multi-Axis Cutting

    The multi-axis cutting technique involves using a machine that can cut along multiple axes. This means the laser can move in various directions, allowing greater flexibility in cutting complex shapes and designs. Multi-axis cutting also enables the production of more intricate parts, reducing the need for post-processing and improving the quality of the final product.

    High-Power Cutting

    High-power cutting uses lasers with greater wattage to cut through thick metal sheets. This technique particularly benefits heavy-duty applications, such as the aerospace and automotive industries. Furthermore, it can cut through metals up to 25 mm thick, resulting in a faster production process and reduced need for manual finishing.

    Pulsed Cutting

    Pulsed cutting involves applying brief pulses of laser light to slice through sheet metal. This technique is especially useful for cutting thin materials like aluminum and stainless steel. This method reduces the amount of heat generated during the cutting process. This minimizes the risk of warping or damaging the material.

    Fusion Cutting

    Fusion cutting melts and fuses the material to achieve a precise cut. This technique is best suited for cutting thick materials and precision cutting complex shapes. The laser beam is directed onto the metal surface, melting and vaporizing to make a narrow cut. Finally, the final cut is extremely exact and clean, eliminating the need for additional finishing processes.

    Flame Cutting

    Flame cutting is a process that combines a laser with a high-temperature flame. Initially, the laser is used to heat the material, and then the flame is used to melt and cut through the metal. This technique is a cost-effective substitute for plasma cutting and is often used in construction and manufacturing industries.

    Types of Lasers for Sheet Metal Cutting

    Different lasers are used for various sheet metal cutting applications, each with unique features and benefits. Discussed below are three of the most popular laser types:

    CO2 Lasers

    CO2 lasers are among the most commonly used lasers for sheet metal cutting. They use a gas mixture of carbon dioxide, nitrogen, and helium to generate the laser beam. They also have a wavelength of 10.6 microns, making them suitable for cutting metallic and non-metallic materials. Lastly, they offer high precision and can cut through a wide range of thicknesses.

    Fiber Lasers

    Fiber lasers use a doped fiber as the lasing medium to produce a beam. As a result, they are highly efficient, require less maintenance, and have a higher power output than CO2 lasers. Moreover, they have a wavelength of 1.06 microns, ideal for cutting metals like stainless steel, aluminum, and copper. Fiber lasers can also produce high-quality cuts at high speeds.

    Crystal Lasers

    Crystal lasers are solid-state lasers that use a crystal as the lasing medium. The most common types of crystals used are neodymium-doped yttrium aluminum garnet (Nd:YAG) and neodymium-doped yttrium orthovanadate (Nd:YVO4). They are highly efficient and offer high beam quality and stability, making them popular for various applications.

    Metal Works of High Point: Your Partner for High-Quality Laser Cutting Solutions

    At Metal Works of High Point, our metal laser services can help streamline your fabrication process and lower production expenses! We prioritize providing our customers with high-quality manufacturing services at a reduced cost. We can also handle all your custom cutting needs with our team of skilled professionals and cutting-edge 3-axis cutting systems.

    Contact us today to learn more about our services and capabilities!

  6. Choosing the Right Sheet Metal Materials

    Leave a Comment

    Sheet metal is a thin, flat sheet formed through an industrial process. It is versatile as it can be cut or bent into various shapes to make everyday objects. When fabricating sheet metal, there are a lot of different metals to choose from. And while they may all look like thin sheets of metal, the materials are what makes each sheet of metal unique.

    Different Sheet Metal Materials

    Each type of metal has specific properties that set it apart and give it an advantage over other metals for specific projects. There are seven common types of sheet metal materials for sheet metal fabrication:

    Aluminum

    Aluminum is an excellent option for applications that require a lightweight material. This sheet metal material offers reliable corrosion resistance even without a finish. It is also widely used for fabrication because it is strong and can undergo laser cutting, welding, and machining. Overall, aluminum is a moderately-priced material with various characteristics across several grades to meet different application requirements.

    Carbon Steel

    This sheet metal material is a product of iron alloyed with carbon. It features high amounts of strength with options of low, medium, or high carbon contents, depending on the desired application. Higher levels of carbon usually result in a more fragile product, and carbon steel with lower amounts of carbon is more sturdy, making it a preferred choice for creating fences or gates. Meanwhile, carbon steel with mid-level carbon is favored for automotive vehicles and appliances.

    Alloy Steel

    Alloy steel combines different elements, with carbon steel as the main component. The common metals added to form alloy steel are tungsten, chromium, and manganese if a sheet metal fabricator aims to achieve rigidity. But if the goal is strength, vanadium or nickel is added. Overall, this sheet metal material is highly versatile and affordable.

    Tool Steel

    Tool steel is also a very versatile sheet metal material and is rigid as it only contains 1% carbon. Like alloy steel, tool steel combines different mixed and matched metals to exploit a particular characteristic. Aside from rigidity, the other advantages of tool steel are its resistance to abrasion and outstanding performance under extreme temperatures. Because of its properties, this sheet metal material is famously used for construction tools like blades, hammers, dies, and punches.

    Galvanized Steel

    Galvanized steel can be classified into electro-galvanized sheets or hot-dipped metallic-coated sheets. Electro-galvanized sheets are made from cold-rolled annealed steel with a pure zinc coating with no zinc spangle. Meanwhile, a hot-dipped metallic-coated sheet is made from cold-rolled rigid steel plates and coated with pure zinc and an iron-zinc alloy. Hot-dipped metallic coated sheets have more corrosion resistance and are more affordable than electro-galvanized metal sheets.

    Stainless Steel

    This sheet metal material works great for products constantly exposed to moisture. It contains chromium, which gives it excellent corrosion resistance against harsh or damp environments. Because of this characteristic, kitchen and office products made from stainless steel sheet metal usually have a longer lifespan.

    Cold-Rolled Steel

    Cold-rolled steel is made in cold-reduction mills. This material is cooled near room temperature, followed by annealing or rolling tempers. It also has a wide range of surface finishes and possesses excellent tolerance, concentricity, and straightness.

    Key Factors To Consider When Selecting a Sheet Metal Material

    Selecting a suitable sheet metal for your project is crucial as it determines whether the fabricated component or parts will perform faultlessly. Here are some key factors to consider:

    Size and Application of the Component

    Knowing the component’s size and intended use is essential when selecting a sheet metal material. Keeping these factors in mind will help you determine how strong the piece needs to be and which sheet metal material is the most applicable in its use-case scenario. For example, aerospace industry components require a sheet metal material with an excellent strength-to-weight ratio.

    Design and Tolerance Requirements

    When choosing a sheet metal material, the design and tolerance requirements of the component you manufacture are essential to keep in mind. Wall thickness, bend allowance, K-factor, and the orientation of holes and slots are some elements that will influence your choice.

    Compatibility With Manufacturing Processes

    The manufacturing process also dictates which sheet metal material is suitable for the job. The sheet metal material must withstand the manufacturing process, including laser cutting,

    Compatibility With Common Fabrication Methods

    As with manufacturing processes, the chosen sheet metal material must also be compatible with standard fabrication methods used to finish corners, close gaps, and enhance or maintain the shape and integrity of a component. TIG welding, MIG welding, riveting, and brazing are typical fabrication methods.

    Learn More About Sheet Metal Materials From Metal Works

    We at Metal Works of High Point have a team of experts with a hundred years of combined experience to provide you with a responsive and personalized service! We also offer state-of-the-art equipment and software that deliver precise and high-quality products.

    Metal Works’ ISO 9001: 2015 Certified facility features bar-coded scheduling software and ERP technology, enabling us to get a real-time view of your product while it is manufacturing. Moreover, our capabilities grant us the knowledge and expertise to guide you through any questions or concerns that you may have about sheet metal materials.

    Contact us today for your next metalworking project!

  7. Which Type of Sheet Metal Fabrication Is Right for Your Project?

    Leave a Comment
    Click to ExpandWhich-Types-of-Sheet-Metal-Fabrication-Are-Right-for-Your-Project

    Sheet metal fabrication uses various manufacturing techniques to transform flat metal sheets into finished products. It is a versatile process that can produce many products, from simple parts to complex assemblies. However, with different techniques available, it is essential to understand each method’s process and applications to select the most suitable one for your project.

    In this article, we will list and discuss the types of sheet metal fabrication offered by Metal Works of High Point. It will specifically explore metal cutting, forming, and joining.

    What Is Sheet Metal Fabrication?

    Sheet metal fabrication transforms flat metal sheets into various shapes and sizes through mechanical deformation techniques. These include cutting, bending, welding, and assembling. It also encompasses creating multiple metal structures, products, and components for various industries, including automotive, aerospace, construction, medical, defense, and electronics.

    Types of Sheet Metal Fabrication

    Generally, various fabrication techniques can achieve similar results. However, choosing a method that fits your budget and specific requirements is crucial. Here is an overview of different sheet metal fabrication techniques:

    Metal Cutting

    Metal cutting is the separation of metal into pieces or shapes using various tools and techniques. At Metal Works of High Point, we leverage cutting-edge technology to ensure precision and efficiency in metal cutting. Our 3-axis cutting equipment has sheet loading and unloading automation, enabling us to conduct 24-hour metal-cutting operations.

    Specifically, our CNC laser cutters use a laser beam to heat the material’s surface to the point where it melts or evaporates. This method can precisely cut through thick metals and intricate designs, making it a crucial part of sheet metal fabrication.

    Metal Forming

    Metal forming is a crucial process in which mechanical deformation transforms sheet metal into desired shapes and sizes. Bending sheet metal is particularly integral in the metal forming process. This involves applying force to the material to achieve the desired shape. Furthermore, press brakes are often used to bend sheet metal components, but complex bends require extensive knowledge and experience.

    Metal Works of High Point provides CNC forming and bending services to manufacture custom metal components and stampings. Our experienced team utilizes the latest technology to ensure precision and efficiency in the metal forming process.

    Metal Joining

    At Metal Works of High Point, our welders employ cutting-edge technologies and 3D software to develop solutions that meet or exceed customers’ requirements.

    MIG and TIG Welding

    Metal inert gas (MIG) welding uses a feed wire that runs through the gun to generate sparks and then melts. On the other hand, tungsten inert gas (TIG) welding utilizes rods to precisely join two metals.

    Both techniques can be used on various metals but have different strengths. MIG is better suited for thicker materials because it can generate a stronger weld with a higher deposition rate. In contrast, TIG welding is preferable for thinner metals as it can produce a finer and more precise weld.

    Spot Welding

    Spot welding joins two or more pieces of metal together by applying pressure and heat to a small area using electrodes. The electrodes conduct an electric current, which creates resistance and generates heat. This heat then melts and fuses the metal in the spot being welded. Spot welding is commonly used when welding specific types of sheet metal, welded wire, or wire mesh.

    Robotic Welding

    Robotic welding uses programmable machines to automate the welding process, including the workpiece manipulation and the weld execution. This technology allows for removing the welder from potentially hazardous environments, resulting in improved safety and reduced costs. While short runs can also be automated, the benefits of robotic welding are typically most significant for larger quantities.

    Partner With Metal Works of High Point for Your Sheet Metal Fabrication Needs

    Since 1992, Metal Works of High Point has provided prompt and individualized sheet metal fabrication services. We also take pride in our D 1.3-certified welders and ISO 9001: 2015 certification, ensuring we adhere to the highest industry standards. Moreover, we have the most advanced equipment that yields precise and high-quality products.

    Contact us for additional information on the different types of sheet metal fabrication, or obtain a quote immediately.

  8. Plasma Cutting vs. Laser Cutting

    Leave a Comment
    Click to Expanduploads/Plasma-Cutting-vs.-Laser-Cutting

    Modern cutting methods allow manufacturers to improve the accuracy of their metal and plastic products. As a result, better and more precise quality parts are produced without compromising productivity. These accurate cutting methods also achieve increased efficiency and reduced production costs.

    Laser and plasma cutting are two of today’s most popular cutting methods, offering distinct advantages and disadvantages for different industries. This article provides a detailed comparison of plasma cutting vs. laser cutting and their value in today’s manufacturing industries.

    Differences Between Plasma Cutting vs. Laser Cutting

    Both plasma and laser cutting are advantageous and feature unique applications for various manufacturing needs. Let’s look into their differences in a few aspects:

    Cutting Thickness

    The thickness of the metal sheet is crucial in determining the efficiency of the cutting process compared to other methods. For laser cutting, the maximum thickness for cutting metals ranges from 20 mm to 25 mm for mild steel. However, thicker sheets may require high-powered CO2 lasers to achieve efficient and precise cuts.

    On the contrary, plasma cutting is ideal when dealing with thicker cutting requirements. Specifically, handheld plasma cutters offer excellent capabilities for cutting through steel plates up to 38 mm thick. For even more robust cutting needs, powerful automated machines can effectively cut through materials as thick as 150 mm.

    Speed

    Laser cutting is an accurate, reliable, and notably faster technique compared to others, particularly when intricate cuts are required. Nonetheless, plasma cutters excel at generating high temperatures, allowing them to swiftly slice through materials. Their speed surpasses oxy or waterjet cutting, making plasma cutting a preferred choice for efficient metal fabrication.

    Accuracy

    Laser cutting is renowned for its exceptional precision. It enables dimensional accuracy, with tolerances as tight as less than 0.005”. Moreover, it allows for narrow cut widths, reaching as thin as less than 0.003”. This results in clean and precise cuts for intricate designs.

    Plasma cutters excel at delivering clean cuts in steel sheets, offering a tolerance of approximately +/- 0.01” to 0.03”. However, as the material thickness increases, the precision of the cut may slightly decrease due to the plasma’s attempt to melt through a larger volume of material. This can lead to minimal slag formation.

    Plasma Cutting Advantages

    The plasma cutter is one of the most specialized and widely used equipments for quick and easy cutting. It is a versatile device that offers the following advantages:

    Versatility

    Different kinds of metal can be cut with plasma. Likewise, any conductive metal — including steel, iron, copper, brass, aluminum, stainless steel, and other hard materials — can be cut using an electric arc. Plasma may also cut objects stacked on top of one another.

    Portability and Ease of Use

    Plasma cutters’ portability and ease of use make them highly practical and convenient tools for various applications. Due to their compact design and lightweight nature, plasma cutters can also be easily transported to different job sites.

    Cost-Effectiveness

    Plasma cutting is a cost-effective process with faster cutting speeds and minimal waste. This translates to lower consumer costs, making it more economical than other cutting techniques.

    Precision Cuts

    Plasma cutters excel in achieving precise and accurate cuts, particularly when working with sheet metal and intricate shapes. However, it does require skilled operators with steady hands to ensure optimal results.

    Laser Cutting Advantages

    Laser cutting is one of the go-to manufacturing technologies of today. It offers the same benefits as plasma cutting, including versatility, ease of use, cost-effectiveness, and precision cuts. Aside from that, it also provides the following advantages:

    Flexibility

    When using a laser cutter, switching out equipment between cuts is unnecessary. Several forms can be cut out of the same material thickness with the same configurations, including intricate cuts.

    Tight Tolerances

    One of the main benefits of laser cutting over other thermal cutting techniques is accuracy. With a +/-0.1 mm accuracy, great precision can be attained without post-treatment. Such a high quality typically negates the need for different tolerances.

    Automation

    Laser cutting can be highly automated, minimizing the need for manual labor. While an experienced operator contributes to the final product’s quality, the speed and efficiency of laser-cutting automation result in cost savings.

    Exceptional Laser Cutting Solutions From Metal Works of High Point

    Metal Works of High Point is committed to helping clients reduce manufacturing costs without compromising quality. Our metal laser cutting services increase fabrication process efficiency and lower production costs.

    With 3-axis laser cutting systems and experienced professionals on our team, we can handle all your custom laser cutting requirements. Additionally, our system is capable of 24-hour metal-cutting operations for guaranteed efficiency.

    Contact us for more information on our metal laser cutting services.

Back to Top