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If we do not have tools in stock for the exact pattern you want, our tooling department will be more than pleased to produce a new tool, enabling us to supply perforated sheets exactly to your wishes. C 19 Slot hole length M2 20 Slot hole width M1 21 Hole length nose screen M3 22 Hole width nose screen Perforated sheet without margins Perforated sheet with margins M4 Perforated sheet with margins oolsettings. It is used in thicknesses from 0. A Fig. We can actively participate in that process whatever application and complexity level. Profiles in stock Standard catalogue Discover the possibilities with aluminium from Sapa You can create your own profile or you can choose from a wide selection of standard. Perfocon can also be delivered in other materials - please contact us for further information. Perfocon hole sizes RMIG offers as standard Perfocon waved in stainless steel with hole sizes from 0. RMIG has the knowledge and experience to assist. EN is resistant to corrosion from humidity, and EN is resistant to corrosion from humidity and less aggressive acids. Our experienced team will understand your needs, and whether your concern is quality or service we will work closely with you throughout. For special perforation, the sheet thickness may exceed the hole diameter considerably. Scope We offer one of the world s largest ranges of perforation patterns, from traditional round and square holes to decorative and complex shapes. Please note that the requested tolerances affect the complexity of the manufacturing processes of the perforated products and therefore their final costs. Sheets can be delivered in thicknesses between 0. When there is a demand for specific tooling, we can develop this for you. Other materials It is possible to perforate other materials, and our technicians are at your disposal for further information and consultation. Degreasing Degreasing is possible on all kinds of materials and is above all used when further finishing processes like painting or welding are requested. Delivery: 1 2 weeks for standard. Our trieur sheets are manufactured with painstakingly tested and extremely efficient oval shape pockets in the sheet thicknesses listed above. Please contact us for any additional information you may require. RMIG is the world s largest manufacturer and supplier of perforated metal with manufacturing units and sales offices throughout Europe. One for indoor use and the other for outdoor use where atmospheric agents are more aggressive. From the initial idea to the final specification of your perforated product, we are your sure choice to obtain the optimum solution. Electro galvanised steel his is carbon steel that has passed through an electrolytic bath of zinc which deposits a zinc coating onto the surface. It can be carried out in different ways. Bridge perforation is often used for water drainage shafts and chemical processing. A wide range of different bright or opaque colours is available. Usually the upper surface is protected by a polyethylene film. For example, using mild steel sheets we can punch 2 mm conical holes in 4 mm thick sheets, and punching conical holes their diameters may be even smaller. Precision and uniformity are properties secured and controlled by our extensive quality management. RM Perfocon Perfocon has a very long life and is of high quality compared to alternative products, which may mean fewer production stops and large savings.

We have more than 30, different patterns ready for production, of which we have chosen to show a small selection in this catalogue.

Notching his type of finishing is necessary to obtain areas without material or to prepare the sheet for bending of edges. We offer options of rolling, cutting, bending and welding, complemented with a variety of surface treatments and finishes.

We will be your partner from the concept stages of design, offering advice and expertise and ensuring that you get the best advice from the start. It has a quite bright surface.

Underlined load corresponds to the weight of a person with tools around kilos in the middle of the footbridge.

Stainless steel Stainless steel is a general name for different kinds of steel alloyed with nickel and chrome, combined with other rmig open area calculator. Brass Brass includes a wide range of copper-zinc alloys that are strong, durable, hard, conductive, and resistant to wear and corrosion.

Please contact us for any other needs. Where very small holes are required, relative to the sheet thickness, the solution may be a Perfocon sheet as described on page Conical holes, triangular pitch x0.

Besides the standard surface 2B one of the most commonly requested finishes is a ground surface.

It consists in a deposition of organic drops through a chemical reaction with positive ions released from the treated metal. Continue reading in processing Waste Water Storm guards for sewer overflow; manufactured in 2mm thick stainless steel, grade L EN1.

Our tools are manufactured and maintained by our own tooling department. Autophoretic coating Autophoretic rmig open area calculator is an ecological surface treatment for steel components and improves resistance to corrosion.

Protection film application he application of protective film may be necessary to protect the material from scratches, spots or marks during perforation or transportation.

Width ength Assembly: Expanded metal has to be fastened so that the short diagonals of the mesh run in the longitudinal direction of the footbridge. Focus on the customer s needs and on quality For RMIG it is vital to get a good understanding of your product specification.

Deburring his process is very useful to reduce sharp edges on perforated sheets. Hot dip galvanising his kind of finishing is used extensively to obtain good protection against atmospheric agents and therefore against oxidation.

Welding Welding joins two or more parts of different products. Painting ots of different bright or opaque colours are available. Additional finishing ake your requirements a step nearer to the finished article.

EN is less corrosion resistant than the other two types. Principally there are two categories of paint. It is also quite resistant to corrosion even in an untreated condition.

Brasses can easily be punched, fabricated and formed. Rolling his process is used to give the sheet a cylindrical form. Rmig open area calculator holes are smooth from top to bottom.

Quality Quality is of prime importance to us, as it is to you. Guide to raw materials RMIG offers perforated products in a wide range of materials.

Aluminium and its alloys his material is particularly interesting because of its weight advantages, being only one-third rmig open area calculator weight of steel.

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Perforation without limits RMIG 2 www. W 22 St. It can be processed to different finishes. Pre-galvanised steel his is carbon steel that has gone through a hot zinc bath just after rolling. On this page some of the patterns are shown for which tools are available. B Fig. However, some of the zinc is pushed into the holes so that there is some protection at these points for indoor use. No job is too big, and none are too small. Surface treatment Surface treatment is principally needed for two reasons: to protect or to decorate the final product. However, Perfocon has a wide range of other applications from cheese boxes to distributor plates in fluid bed dryers and hammer mill cylinders. Please contact us for other needs. Grinding Grinding is principally carried out on stainless steel 2B and aluminium. Anodizing Anodizing is principally used on aluminium and is available in various colours. Principally there are two types of carbon steel: Carbon steel cold rolled. Plastic As in all other industrial sectors plastic has been introduced as a material for perforated products. Tailor Made Perforation As the world s largest manufacturer and supplier of perforated metal, RMIG can not only provide you with every type of perforated product you could ever want, but can also work. Cutting A perforated sheet may be cut to a specific size or shape, meeting the needs of the final application. We look forward to hearing from you. With over a century s experience in the perforation industry we have gathered vast experience in various application areas where our products are used, this allows us to serve as a knowledgeable partner to you, finding the right solution to your needs. It is not advisable to use thinner sheets than listed since the shape of the pockets will be impaired and efficiency decreased. Please note that we make reservations with regard to any misprints made in this table, or errors made in calculations based on the values in the table. We have been constantly refining and developing our quality systems and awareness since our first company became accredited to ISO , in We see this as our service guarantee. Forming his work is necessary to obtain products with a concave or convex shape and requires a special tooling. Carbon steel hot rolled pickled or black. Equipment Our production sites use State of the Art machinery, able to manufacture the full spectrum of perforated products. Pre-painted steel his is usually pre-galvanised or electro galvanised steel that has been painted. A very wide range of possibilities is available according to the type of material. In order to achieve the best results the correct shape of pocket is vital, as too is the pocket size which is customized for each purpose. It is possible to ask for various brushed finishes and even shiny effects such as BA , these are good for decorative purposes. Polishing his process is necessary to achieve a shiny effect of the treated surface and is generally carried out on stainless steel. We are able to deliver sheets with almost any size of pocket, if you do not see what you require in the above table please contact us. A stainless Perfocon sheet that has subsequently been electro polished will distinctly minimize the risk of enzymes and other particles sticking in the holes and reducing the flow since the holes are de-burred and the surface is smoothed. Copper Copper is a very malleable and corrosion resistant material.