Laser cutting is a modern day technology in which a higher-powered laser is directed at the desired surface to cut distinct shapes and types. The Dahle 142 guillotine 42″ paper cutter heavy-duty unit is designed for cutting poster board, mat board, foam mounting board, and other mediums. These equipment are also used in the garment sector for cutting a assortment of fabric. This machine can cut carbon steel effortlessly. Automatically discover the tube center to make sure the higher precise cutting outcome. Laser is largely utilised to cut steel and other tough metals and it is employed in all industrial units which manufacture iron and steel and it is also utilised in modest custom shops. There is a great well organized procedure as which is been used in metals with the assist of laser cutting. The numerous positive aspects provided by lasers have led to their usage in various laser cutting jobs. The light beams are utilized to cut a assortment of supplies, such as carbon alloys, stainless steel, copper, aluminum, plastic, wood, ceramics and rubber. Industrial laser cutters have grow to be well-liked due to the ease of operation, convenience and versatility presented by them. Plasma cutting entails burning the components. For press brake forming, the sheet metal piece is positioned over the die block. It is crucial that you select a paper cutter with a cutting length or blade length that is equal to or longer than the biggest sheet that you will require to reduce. As the metal sheet is passed via the operate stations each and every a single alters the shape by cutting, forming or drawing the piece. Even so, understanding the outlines of the method itself can make owning and operating a laser-primarily based machine far more rewarding. Needless to say, the tension spring need to in no way be removed from a paper cutter. Cutting via the use of lasers can cut practically at any angle and shape and through supplies that will otherwise be destroyed by other speak to-cutting tools. Plasma cutters demand a lot more power and are capable to cut through thick metal plates. The aluminum laser cut shapes and types are utilized by designers of show systems. Additional enhancement clearly offers with the modern era and entails the appropriate gear to perform laser and water jet cutting. Changeover time from sheet to sheet: time taken to transfer sheets from cutting table. Cutting Ability: Depending on the Fellowes machine you pick, you will have the capacity to cut a wide range of material thickness from paper to foam board. There are nicely made laser machines which apply laser producing program and the outcome is worth appreciating. The technological diversity and the higher vertical variety of manufacturing enables PI to react flexibly to the industry improvement in laser technology and to offer you automation platforms for high-precision and high-throughput laser processing that address the demands of OEMs, integrators and end users: From single and multi-axis systems with out beam deflection to extremely customized solutions where the motion of galvanometer scanners and the positioning systems have to be synchronized and are able to run simultaneously. 4. High Volume Manufacturing: The regular provide of steel tube is in six metre lengths, managing these lengths in conventional factories was cumbersome. Due to its accuracy and efficiency, laser cutting is utilized to cut a wide range of supplies. The laser cutting method utilizes a non-get in touch with method when cutting the material. It is ideal for cutting versatile semi-rigid and soft supplies. For the potential laser buyer one particular requirements to evaluate whether this extra production time is commensurate to the larger price, not only in the machine price tag, but also in the ongoing service and upkeep of operation. Etching is the approach of marking material without cutting all the way via employing lowered power. Traverse speed nonetheless can vary in between machines irrespective of energy in kilowatts and really typically when companies speak about their machines being more quickly than others they are referring to traverse speed. The amount of power that a tube can covert in this way is determined by elements such as its volume, the amount of gas it includes, and the high quality of its various supporting parts. Unlike other mixture machines on the marketplace your productivity for either tube or sheet is not compromised compared to committed single goal laser machines. Tin snips are hand-tools for cutting sheet metal. Fine Plasma Cutting: For aluminum fabrication, fine plasma cutting offers high precision, low lead instances, and sharper edges. No matter whether you are for group or individual sourcing, we will give you with the most recent technologies and the extensive data of Chinese suppliers like Sheet Cutting Machine factory list to improve your sourcing performance in the enterprise line of manufacturing & processing machinery.

When utilising the laser-cutting technique for plastic, the fumes that the plastic produces whilst melting are typically fairly toxic. Every single machine can approach a wide range of tubes with no trade-offs in terms of reliability or cut good quality. Thicker supplies require much more laser power whilst thinner ones need to have lesser laser power. That getting mentioned, right here are five motives why you should consider the Dahle 564 premium guillotine paper cutter. If you are a new buyer you most likely don’t know how to use the laser cutting machine. Permanent Alignment Grid: This is easy grid on the cutting base that aids you make confident that the paper or stack of paper you are cutting is correctly aligned inside the trimmer. From tig welding, mig welding, arc welding, plasma cutting, aluminum polishing, stainless steel polishing, light machining, cosmetic metal finishing, metal-cutting, tube bending, pipe bending, sheet metal forming, sheet metal shearing, sheet metal bending, all sheet metal welding and fabrication. Yet another approach is named Electrical Discharge Machining, or EDM, in which conductive components are melted with an electrode spark from a thin, charged electrode that is surrounded by iodized water. An added benefit is that the very same machine becoming utilized for laser cutting of the foil can also be applied for laser marking too. A frequent procedure is turning, where the steel profilers use a machine like lathe to quickly spin the cutting tool on the steel sheet. There are some synchronous belts on 1 laser engraving machines, if the synchronous belt is also loose which will outcome in the double pictures of the engraved words, if the synchronous belt is as well tight which will outcome in the abrasion of synchronous belt. The strength of various kinds of lasers developed by different laser systems tends to make them versatile sufficient to be utilized for cutting even sensitive and delicate substances like thin cotton, and also to be employed for cutting, scribing, marking, joining, and surface treating a range of challenging materials and metals. However, there is a massive marketplace for cutting formed tubes for automotive chassis. The sheet and tube fiber cutting machine realizes the cutting of two distinct supplies shapes on the exact same machine tool. The steel workers should understand to mark measurements on the sheet, so that the sheet can be reduce and joined to get the preferred shape. PI Ceramic gives a wide range of manufacturing technologies: Pressing or tape technology, assembling technology and testing procedures. The paper cutter’s self-adjusting clamping bar holds material securely to avoid slipping. The cuts that are created by the laser machine are very precise and do not call for also considerably time. Apart from the standard CO2 laser utilized in most processes, metal cutting employs the use of three other processes, namely Oxygen cutting, Nitrogen cutting and Sublimation cutting. The edge finishing is excellent for components such as acrylic because the laser beam polishes and cuts at the same time. As a general rule of thumb, if a laser and a water jet can both do the job you will want to opt for the laser cutting technology. Safety is also essential and, as a result, most laser machines are fully enclosed to stop accidents. Since most machines are completely automated, they can perform complex cutting operations at higher-speeds. It is normally an automatic or semi-automatic process whereby an electrode joins two pieces of metal as a direct existing is continuously passed via a welding gun. Precision, economy, cutting top quality, and speed are main advantages of laser cutting. Completed products from Machining Tantalum can be effortlessly accomplished by heating the metal to temperature above two,000 oF. The spinning of the metal is carried out by usual tactics, using steel roller wheels, although yellow brass may also be employed for short runs. Generally, carbon dioxide laser cutting is carried out with 1,000 to 1,500 watts. However, hacksaws are created of steel because with sharpened teeth to very easily reduce by way of any metal, which in this case is steel itself. These cutters can make cuts as lengthy as 18.five inches, so they’re perfect if you have a big cutting job to do. Each and every cutter can be used on a tabletop, although floor stands are also offered. It gives benefits over other sorts of lasers for cutting in price, efficiency and energy accessible and have turn out to be the market standard. This report is composed with intention to examine laser cutting with other strategies of cutting to showcase how and why laser is certainly the correct decision for higher-precision cutting.

laser cutting machine supplier 

A similar approach that employed to take hours and hours at a time, is now getting done in half of it making use of laser cutting. Soon after cutting the sheet metal and then forming it into the shapes required, it should go via a finishing method. The offset jaws let you hand to remain above the sheet metal rather off passing through the reduce in the steel. Our two Trumpf laser cutting machines supply our customers the very best in precision sheet metal fabrication. What the latch does is ensure that the blade isn’t exposed when the paper cutter is not being utilized. The cutting table of the 842 is metal, so it is extremely durable. Automatic Blade Locking System: This is an additional quite crucial safety function that ensures that the cutting blade is in no way exposed when the trimming machine is not in use, so you never have to be concerned about accidental contact with the blade. These machines also have kerf width on the minimum with distortion that is ultra-low with no variation due to tool wear, providing an option to cutting dies for small productions. As quite few, if any, CO2 laser engraving machines have been initially objective constructed for engraving and cutting rubber, installing and maintaining an effective dust extraction method pays long term dividends. You have come to the proper spot to look for exuberant laser tube cutting machine. This for instance, is how the electronics manufacturing, semiconductor sector, automotive sector, or healthcare technology advantages from the sophisticated capabilities for laser material processing. CNC plasma cutting machines supply the potential to cut by way of metal making use of heat. Fellowes makes 4 of the very best paper trimmers on the this post we will explore these machines and their a variety of capabilities. It also permits cuts without any burr, dross, or contamination, hence making these suitable for a clean surface inside the tube and generating hygienic pipe & fittings You may also adjust your cut length on the fly with lasers. Sheet metal fabricators utilizing these new technologies are also in a position to much better execute clients’ styles as most of these technologies are entirely computerised so that the guesswork is taken out of turning 3 dimensional models into true objects. Complex designs can be cut into a tube which are not feasible by standard cutting strategies. CNC laser cutting machines provides consumers another kind of metal cutting or fabrication. And ideal of all, most of the laser cutting jobs on precision high top quality laser cutting systems take no time at all and require minimal human intervention. This reduces the amount of time spent handling tubes as a result aiding high volume manufacturing. Laser machines are pretty effortless to use and don’t need a massive amount of talent or education. This has led to an enhanced improvement in machine cutting devices and processes perform by steel profilers. The laser cutting strategy was employed to reduce components for the first time in 1967. Cutting of sheet metal can be accomplished by making use of diverse tools like tin snips and electrical powered shears. Welding is a fabrication strategy which is predominantly about joining metals or thermoplastics by causing coalescence which is commonly accomplished by melting the parts, adding a filler material to type the weld pool which, when cooled, becomes a extremely sturdy joint (the weld). The laser cutter makes use of a high-density and powerful light energy running by means of its laser beam, which in turn burns the material. The other major advantage of laser profiling is that it delivers precision cuts. Cutting speed: refers to the speed at which the laser cuts via material. By the 1970s, lasers have been utilised to cut titanium for the aerospace business. A laser engraving machine is equipped with lots of bearings, in order to keep the great engraving and cutting result, part of bearings need to have to be refilled with oil routinely (except the oil-retaining bearing). If you are a company, you want to be up and running as quickly as attainable and with a laser cutter, this is achievable. As opposed to metal cutting, there is no direct get in touch with among the laser device and the material, resulting in quite less contamination and accidental marking. The machine projects a light beam, which can reduce along the X as properly as Y axis of a metal sheet. Warping of metal is also much less most likely since only modest sections of the metal are heated at any one particular time.

In the course of stamping, a portion of the metal sheet is raised when employing a die. Starting in Blacksmiths shops with forge welding, shielded metal arc welding is almost certainly the commonest type of welding utilized right now as effectively as the semi and fully automated processes such as gas metal arc welding (MIG) and flux-cored arc welding and as the technology advances ever onwards so too does the welding systems such as laser beam welding and electron beam welding. Also as of nowadays the knowledge necessary for owning a laser and plasma cutting machine has considerably reduced with technologies bridging the gap among expert operators and beginners. Making use of lasers to cut tubes and pipes has been a practice given that the 1970s but, today it is getting applied to numerous other manufacturing processes. Its main positive aspects are high accuracy, good high quality cuts, higher processing speed, low deformation of the reduce out material and capability to cut modest holes and tiny material (as small as 1m in size). Whilst tubes can be pretty pricey even relative to the purchase prices of they machines they are fitted to, most will give thousands of hours of service without fail. There is a huge range of machines that are supported, making it beneficial for any kind of Sheet Metal manufacturer. Laser tube cutting machine fundamentally comprehensive your laser equipment, enabling proficient functioning of your devices. Laser cutting with a CO2 lasers finish is superb in comparison to processes such as oxy or plasma. Gen-Fab provides laser cutting, common fabrication, and specialized laser welding service within UK. Aluminum, stainless steel, and others types of metal are utilized to produce a component for a bigger piece, one thing that can be utilised to generate an end item, or the end product itself. Like the Neutron, the Proton trimmer cuts up to 10 sheets at a time, and has the exact same safety-minded blade altering method. Higher-tech industrial laser cutters are important for flat metal sheets or any structural or piping components. In fact, laser cutting can reduce just about any type of material with exceptionally high level of accuracy and tight tolerance. Meanwhile, an electronic display can guide your through the whole cutting method. CNC tube cutter machine can cut range types of material including all the metal plates. Eurolaser cutting gear from Germany patterned soon after Switzerland?s platform is integrated with American lasers. Global Industry Study Report on Laser Tube Cutting Machines Market 2016 is a skilled and in-depth complete study on the present state of the Laser Tube Cutting Machines worldwide. The brands and models presented guarantee heavy-duty construction and durability and are certain to give you a clean, straight reduce each time with no remaining paper burrs. They can also cut and fold paper, and even add numbers to it. Because every single machine is different, you will need to have to study the owner’s manual to find out how to operate your certain device. This typically-overlooked feature is fantastic for cutting bigger stacks of paper with ten sheets or a lot more. The truth is that the purchased solutions and components have turn out to be one particular of the key parts of the price for an LED tube supplier. Laser cutting moreover permits manufactures to reduce modest diameter holes with sophisticated detail and wonderful edge quality in either sheet, plate, tube or box section. The clamp will help to maintain your paper from shifting during the cutting approach. Formax is an industry leader in the design and style and manufacturing of paper processing gear for the office environment to large mailcenters. The laser-cutting approach can not be utilised for all varieties of metals. Let’s appear at a handful of disadvantages of laser cutting leather. Laser marking can create considerable savings in decreased manufacturing and tooling charges elimination of secondary processes and consumable disposal and decreased inventory expense, quality-manage expenses, and maintenance downtime. We provide a tube bending and rolling service, laser cutting and sheet metal operate in all sizes and forms. There are really two principal positive aspects of laser cutting technologies that tends to make it so common. Laser Cutting is a approach that is employed in modern day day and has been a ideal instance for the subsequent step in technologies. A couple of examples of such benefits are a reduction in total work time, precision top quality operate, clean and silent operate, as well as other positive aspects.

They consist of RISUG(TM) long-acting vas deferens gel, which has been effective for far more than a decade in research in India ((now getting modified and developed as Vasalgel(TM) for use outdoors India)), and a high-tech laser vasectomy—using light to seal off the vas deferens sperm tube without cutting the skin—showing guarantee in early research at the University of North Carolina at Charlotte. The laser plastic cutting machines can also be used to reduce polymers, polycarbonates and other synthetic components such as polyesters and rubbers. The tactics are very cutting-edge and the technology boasts of innovation. There will not be any distortion caused by excess heat in the approach of cutting the technique of production will also leave a completely clean edge with no burrs or damage to the item. Laser cutting devices are proving beneficial in a wide array of industries. These and other features combine to make the FD 2084 powerful and effective solutions for automating and processing checks, invoices, PIN notices, tax types, advertising and marketing collateral or any other mid-volume mailings that are made on a one particular-piece pressure sensitive mailer. 6-axis laser cutting capabilities permit for cuts at any desired angle for weld prep, plus achieve the highest accuracy for straightforward match-up of assemblies – all in a single system cycle. Wood – The laser cutter can cut designs into wood, such as customized pencils, wooden jewelry, wood image frames, furnishings and far more. Most good quality laser cutting machines such as those produced by Trumpf permit the operator to alter gas pressures and cutting speeds to make sure that a near excellent finish is accomplished. Despite the fact that plasma CNC cutters face competition from newer technologies such as CNC laser cutting machines, the future is nonetheless bright for these versatile machines. The report consists of detailed evaluation of upstream and downstream demand, industry dynamics, quantitative forecasting and forward-looking insight of the the finish, the report use stratified investigation methodology for a new project of Laser Tube Cutting Machines Business. This cutter offers different cutting guides that allow the user to use several diverse paper sizes. While there are other technologies that are commonly employed, most such pieces of gear consist of laser tubes that are accountable for really creating light that can be focused into a beam. There are times when a rotary trimmer or guillotine paper cutter just won’t, well, cut it. If you have a large cutting job that demands you to cut hundreds of pieces of paper, what you need is a stack cutter. The 842 has a paper clamp that guarantees correct cutting. With the support of Laser Cutting Metal, many industries across the globe have been capable to cut down on quantity of wastage and time consumed as compared to classic metal cutting strategies. Very frequently however, even with very high traverse speeds the time saved in fabricating a sheet of metal is only several seconds as the majority of the fabricating method is the actual cutting. A lot of small firms now rely on cutting and engraving machines based on laser technologies. The applications of lasers variety from generating holes into soft materials like rubber to cutting high strength steel. PI positioning systems are employed where technology is pushed forward in sector and investigation. Whenlaser cutting foil the method parameters as effectively as the quantity of beam delivery passes can be adjusted to create the best reduce. To help the engraving approach, it is required to get rid of the excess dust which is consistently developed by the laser cutting action with an effective exhaust filtration program. Flying Optic Machines: This is a single the quickest cutting equipment. Due to their high dynamics and pushing forces piezo actuators are extremely suitable for the use in machines for additive manufacturing. Each cutter has a measurement grid with both common and metric measurements, and a paper clamp is integrated to aid maintain your function in the correct location. When the sheet metal has been cut, it will be formed into its required shape to generate a component just before finishing. 1. Sheet Laser Cutting. And to go along with saving time, with cutting by laser the elements will also be ready for service proper away. All the producers of machine tools, in distinct tube bending machines, punching machines or press brakes supply the possibility to buy original tooling with each other with the bought machine.

You ought to also guarantee that the cutting head is situated effectively because some machines will not operate if it really is out of place for security reasons. Many metal fabrication industries use laser cutting method to speed up its metal cutting capacity. In abrasive cutting, grinders or saws are employed to cut through sheet metal. Numerous businesses nowadays now rely extensively on machines that use laser beams to cut or engrave any of various materials. This is where laser cutting comes into image. They have an impressive list of both traditional and novel laser cutting components. Steel profiles in UK involve the basic as properly as technologically advanced tools in the approach of cutting steel properly. When cutting huge stacks of paper, you may possibly want to place a piece of mat board or some thing similar among the paper clamp and the actual pages of your document, as sometimes the pressure that is exerted can leave marks on the prime sheet. The mentioned manufacturing systems are beneficial in cutting out symbols and logos in a price successful manner. Whether or not that indicates paying a bit much more for a 150 watt laser tube that will reduce more swiftly or saving funds with a less-potent component that boasts an particularly long lifetime, focusing on these two simple concerns will virtually constantly assist. TIG Welding is frequently utilised to weld non-ferrous metals such as magnesium, copper alloys and aluminium and thin sections of stainless steel and as the strategy offers the experienced welder greater manage more than the weld it has some benefits over MIG welding in that it can create even larger quality and stronger welds. As a outcome you can be assured that the damage brought on by heat will be drastically lowered in the course of the cutting process. In most of the traditional processes there are massive amounts of heat generated that turns supplies shapeless. The gear inside ranges from small 3-D printers to massive industrial machines such as an additive metal 3-D printer that uses powdered stainless steel to print parts, an optical scanner that successfully digitizes actual life objects, enabling reverse engineering, and a continuous fiber three-D printer that is capable of depositing strands of carbon fiber, fiberglass or Kevlar inside 3-D-printed components, to add considerable strength. There are graphic designers of laser cutting organizations that can set up any file to make it prepared for laser cutting. The reports strive to serve the overall analysis requirement of clients for 2011-2021 international and Chinese Ltcc Laser Processing Program market. This is a hugely accurate strategy of cutting metal tube and has numerous advantages more than classic “sawing” strategies. With the advancement of technologies, sheet metal cutting is carried out with the assist of Laptop Numerical Handle Lasers or with the aid of Laptop Numerical Manage punch press. Utilizing either a guillotine, laser cutter, or waterjet cutting machine you are able to reduce some extremely complex shapes with precision accuracy. Materials analysis has paid a major contribution as the results have, for example, optimized processing approaches. If you are browsing for the right paper cutter or trimmer for your house or office, you may have found that there are a surprising number of characteristics to contemplate for such a seemingly simple tool. Granty double driving structure with higher damping bed is of goodrigidy, make sure high cutting speed and higher acceleration cutting result. If 1 learns to use layout tools, the process of shaping metal sheet for distinct purposes will turn out to be extremely straightforward. Very first off, there is the acrylic fan guard that keeps fingers and hands nicely away from the cutting blade at all occasions. Hard to manipulate, strong metals are easily reduce and shaped utilizing a laser cutter. Quite couple of machines will be ready to accept tubes that exceed a particular length. Two sizes of normal stack paper cutters are accessible, a 17” stack paper cutter and an 18” stack paper cutter The 17” model is an 87 lb, rectangular-shaped manual machine that is capable of cutting by way of stacks of 20 lb paper of 360 sheets at a time. Optical device cutting presents a particular amount of blessings over plasma cutting as this strategy is much far more precise and uses less power while slicing steel and metal sheets. This fiber laser cutting machine has a completely enclosed protective cover, an exchange table, and a tube cutting device attachment.

Among other rewards of laser cutting approach are: decreasing production expenses, accelerating productivity, and supplying higher quality cutting service. Employing Adhesive bonding or fasteners small pieces of supplies can also be joined in this joining approach. The approach of forming can also be employed in other components to bring out a preferred shape even in plastics. Certainly a second 12″ x 12″ sheet is essential and could be pieced in three section or custom reduce as a single to fill in the gaps. Most of the appliances, gadgets and even furnishings that are becoming manufactured in today’s time are a by-solution of Laser Cutting Services. The reality that the buying and upkeep expenses of such machines are coming down will make certain that manufacturers and hobbyists alike will favor to stick to them for their cutting needs. An boost in the need for high top quality laser cutting has noticed the look of many firms that supply high top quality laser cutting solutions using state of the art equipments. MyBinding carries the complete line of Fellowes Paper Cutters and also carries Binding Machines, Binding Supplies, Report Covers, Laminators, Laminating Supplies and Paper Handling Gear from a huge quantity of fantastic companies. Cutting and forming sheet metal can be accomplished with hand tool. Its features consist of cutting flat sheets whilst defining extremely sharp edges. All cuts are smooth and supply the firm with ready-to-use supplies. System, simulate, produce and monitor all your systems – tube bending machines, Lasertube machines, sawing machines – all from a single handle point. 2. Tube Laser Cutting. Most of these higher quality laser cutting instruments can also hold tight positioning and have a high repeatability tolerance. There are a quantity of approaches that Sheet metal can be reduce, ranging from manually cutting the sheet utilizing tin snips to using pc aided laser cutting. Computer Numeric Handle lasers cuts the sheet metal by passing a laser light more than the surface of the metal sheet. Resistance welding can be done with common welding equipments, and methods are not diverse from these utilised in welding other materials. The machine enables you to cut a massive quantity of workpieces in a quick span of time. CO2 technology is a valid choice for oxygen-cutting in thicker walled mild steel tubes. Laser cutting machines are distinct from standard mechanical cutters. The preferred supplies to start the metal fabrication are welding ire, flux and fasteners which aid in join the cut pieces. A lot of power is required in order to maintain the laser optical device cutter operating. Geometry, Dimensions, and Technology (like Punching and Cutting) are completely associative in cncKad. Laser cutting memerlukan bantuan mesin CNC, yang selalu dilengkapi sebuah kontrol pengendali untuk membuat sebuah program yang dapat langsung dilihat pada layar monitornya. Piezoelectric actuators supply subnanometer resolution and quite quick response instances, generating them ideally suitable for nanometer-precision positioning at high dynamics. Companies that want to assessment a lot more alternatives for sheet metal laser cutting can speak to a vendor now. The capability to laser-cut complicated profiles can entirely eradicate the require for added operations, producing the cutting quite economical. Retrofitting the electronics of the cutting machine is an offered choice in the case of absence of the required spare parts. Our aim supplies deep and accurate evaluation about the distinct subjects associated to Laser Tube Cutting Machines industry. Laser cutters, nonetheless, are quickly approaching the power of plasma cutters. In many cases, the CO2 laser tube that stands at the very center of most such pieces of gear accounts for a important portion of that expense. Industrial laser cutting has several benefits more than other types of cutting techniques. Hugely reliable and extended lifetime via the patented manufacturing method for multilayer actuators. A brake is a metalworking machine which permits for the bending of sheet metal. Sheet metal has been utilized since before machines were invented. The laser tube and energy provide are fine. A laser operates really properly for cutting acrylic (Plexiglas), PETG, thin polycarbonates (Mylar), styrene expanded PVC (Sintra), wood, paper and fabric. The punch is activated and the two plate punch cut the steel into the form the die was designed in. Punch cutting is faster but tougher to alter for repetitive assembly line cutting.