Cutting slots in steel plate
Bars are made of or steel, on one end a square hole is cut into the bar to hold the key way out past the plate, while cutting key way slots. Jul 26, · Some of the knife plates have a 1/16" bend in the plate from the laser cut heat. So most of the slots we made were tapered from 1/2" to 7/16" to make the 3/8" steel knife plates fit correctly. We use shims in the slots on some of the knife plates, there weren't a tight fit. What Is The Best Way To Cut Steel Plate There are many ways to cut mild steel plate, some of which are suited for automation some are not.
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Do standard tolerances meet your requirements? This has many benefits for end user customers as compared to less advanced plasma cutting technologies. This is the pilot arc. Plasma Cutting at Penn Stainless Products Large cutting size capability State of the Art plasma cutting technology Over 30 years of in house processing expertise Two in-house plasma cutting machines for maximum flexibility and fast deliveries. The structural plans were drawn with square edged steel knife plates. We slotted all of the 6x6 post in about 20 minutes with the California Knife Plate Slotter - Mortiser. It creates a very narrow kerf width, and therefore can cut very precise contours and accurate small holes.
Some are suited for thinner plate, some for thicker. Some are fast, some are slow. Some are low-cost, some expensive. And some are accurate, some are not. This article takes a quick look at the four primary methods used on CNC shape cutting machines, compares each processes strengths and weaknesses, and then gives a few criteria that can be used to decide which process is best for your application.
Oxy-Fuel Cutting Oxy-fuel torch cutting, or flame cutting, is by far the oldest cutting process that can be used on mild steel. It is generally viewed as a simple process, and the equipment and consumables are relatively inexpensive. An oxy-fuel torch can cut through very thick plate, limited primarily by the amount of oxygen that can be delivered. It is not unheard of to cut through 36, or even 48 inches of steel using an oxy-fuel torch. However, when it comes to shape cutting from steel plate, the vast majority of work is done on 12 inch thick plate and thinner.
When adjusted properly, an oxy-fuel torch delivers a smooth, square cut surface. There is little slag on the bottom edge, and the top edge is only slightly rounded from the preheat flames.
This surface is ideally suited for many applications without further treatment. It is a relatively slow process, topping out around 20 inches per minute on 1 inch material. Another great thing about oxy-fuel cutting is that you can easily cut with multiple torches at once, multiplying your productivity. Plasma Cutting Plasma arc cutting is a great process for cutting mild steel plate, offering much higher speeds than oxy-fuel cutting, but sacrificing some edge quality. That is where plasma is tricky.
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The two machines operating on one shared rail system allows for a cutting envelope of 10 feet wide X 65 feet long. Production benefits include optimum cut quality, less dross cleaner cut edges , less kerf loss narrow cut , and a smaller heat-affected zone due to faster cut speeds. The plasma cutting machines at Penn Stainless Products are multi-gas capable and utilize highly advanced plasma technology.
They are equipped with state of the art Yasukawa Sigma-V motion drives for excellent positioning accuracy. Plasma Cutting at Penn Stainless Products Large cutting size capability State of the Art plasma cutting technology Over 30 years of in house processing expertise Two in-house plasma cutting machines for maximum flexibility and fast deliveries.
Downdraft tables that capture most of the fumes and other pollutants created during cutting Processing Questions to Consider: Do you need to add a material allowance for secondary processing?
Do standard tolerances meet your requirements? Does the material need to be marked with part numbers, job numbers, purchase orders, ect? Are there special packing or handling requirements?
Plasma, commonly described as the fourth state of matter, is electrically conductive, and composed of ions and free electrons in roughly equal proportions. The plasma welding process uses this plasma to transfer an electric arc to a work piece. The metals to be welded are melted by the intense heat of the arc and are fused together. At these higher temperatures and flow rate, the resulting arc was found to cut the materials, rather than weld them together. Plasma cutters can be used to cut all metals, including stainless steel.
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