In vibratory finishing, a large volume of abrasive media is used to remove burrs and soiling from workpieces. This involves placing the abrasive media together with the workpiece in a drum, which is... Read more


Connectors between different industrial plants to bridge different cross-sectional shapes and different diameters. Adapters – ideal for silos and for filling gravel, sand, animal feed and other... Read more


Aluminium is one of the metals that humans only recently started to use. Compared to iron and copper, which have been used for several millennia, it has only been known of for around 200 years. There... Read more

Bending Sheet Metal

Bending is the forming of sheet metal by application of force, which exerts pressure on a certain length of material either at a certain point or linear as an evenly distributed weight. This applied... Read more


Brass is the name used to describe a copper alloy, which has a certain zinc content. Copper is one of the metals that were first able to be worked by humans, as it melts at a temperature of around... Read more


BRINAR is wear-resistant, water-quenched and tempered steel produced by the Salzgitter Group. The high strength and good possibility of further working this steel is achieved by heating the material... Read more

Brinell Hardness Test

The Swedish engineer Johan August Brinell lived from 1849 to 1925. During his career he researched for alternatives to the resistance test methods that existed until then. His original suggestion was... Read more


There are many reasons for making chamfers on the edges of workpieces. The most important reason is to remove sharp material edges, which can be formed during several sheet and plate machining... Read more


People can have a bad day. On such days errors can creep in and the quality of the product is at risk. Another large source of errors is the monotony of series production. If a hand movement has to... Read more


Copper is one of the metals that humans have been working for more than 10,000 years. It is one of the metals that occur in pure form (native) in nature. It was discovered very early, because of its... Read more


CREUSABRO is wear-resistant steel. This steel is very resistant and also withstands large load. CREUSABRO is use where severe attrition or other aggressive wear phenomena occur. This steel is mainly... Read more


DILLIDUR is also a wear-resistant steel produced by the Dillinger steelworks. It is very hard and due to its low phosphorous and sulphur content it is also still tough at low temperatures. Due to its... Read more


With DILLIMAX, a fine-grained mild steel, the Dillinger steelworks GTS has a steel that can be used universally. Due to its alloying and especially the quenching in water with subsequent tempering,... Read more


DOMEX , just like HARDOX wear plate, is one of the high-strength steel grades of the Swedish firm SSAB. We have many years of experience of working with it and can work sheets and plates made of that... Read more

Duplex Steel

Duplex steel can be welded with any standard type of welding. However, one exception is gas welding (oxy-acetylene welding). The workpieces to be welded should not have any signs of stresses or dirt... Read more


Hardox is a very wear-resistant sheet steel. Hardox is manufactured and exported worldwide by the Swedish company SSAB, which developed the first modern wear-resistant sheet in 1974. As this steel... Read more


The different ages in the development of man are named after the materials from which primarily tools, basic commodities and weapons were made. Lasting more than two million years, the Stone Age is... Read more

Inert Gas

Most metals are characterised by their stability and strength and are therefore a perfect material for structures, which have to withstand extreme loads. These include, among other things, bridges... Read more

Iron Carbon Diagram

Carbon is the most important alloying element in iron. The quantity of carbon contained in the iron is decisive with regard to the hardness of the material and therefore its subsequent usability. At... Read more

Laser Lenses

It is this focusing that allows the beam to reach the power output necessary for laser cutting metals and after it has been focussed it is around 2,500 times stronger than before focussing. For this... Read more

Material Numbers

With the introduction of material numbers, a practical system was developed for uniquely defining different materials. A material number consists of 7 digits, which are in turn divided into 5... Read more

Material Types

At Rime different material types are worked. Sheets and plates made of Steel (black sheet/plate) are most frequently used. If sheets and plates are required, which have to withstand wind and weather,... Read more

Metal Sheet Formats

The large variety of sheet and plate formats and properties are found today in steel. A metal sheet or plate is basically relatively thin but has a large area. It is because of this low thickness... Read more

Minimum Bending Radius

Minimum bending radii must be adhered to in order to prevent quality losses caused by stretching and compression. If the bending radius is smaller than this minimum value, cracks form on the outside,... Read more

Press Capacity Tool

Sheet metal bending is one of the most used sheet metalworking services. A lot of press capacity is needed to bend a metal sheet by a bench press. It is necessary to calculate the needed press... Read more

Rockwell hardness testing

In Rockwell hardness testing, the hardness of a material is determined by pressing an indenter against the material be tested with a predefined force. The hardness of the material can then be... Read more

Rustproof Steel

Whether Inox, Cromargan, Nirosta or VA steel – all these names stand for non-rusting or rust-proof steel (generally stainless steel in English). The properties of rust-proof steel are poor thermal... Read more

Sheet Metal

Sheet metal has been much sought-after for thousands of years. In production terms it is a semi-finished product, which is processed to produce a finished product by undergoing further machining... Read more

Stainless Steel

Stainless steel is the name given to steel grades which have a particularly low fraction of harmful elements such as phosphorous, sulphur, arsenic or tin. Pyrite or fool's gold is a prime example of... Read more

Standard Specifications

There are many different standard specifications that are applicable for different kinds of sheet metal. Here is a list of important standards like relevant EN standards for metal sheets and plates... Read more


It is difficult to imagine our modern world without steel as a construction material. It is resistant, is very hard and is tough. Despite these properties, steel can be worked easily with many... Read more

Steel Alloy Elements

Over the centuries, very many different alloys have been developed, which satisfy all kinds of different requirements. Metallurgy is a complex science, and today precise statements can be made about... Read more

Steel Grades

Today, several hundred different steel grades exist, which differ according to the many different compositions of their alloy elements. Depending on the planned place of use, steel grades with... Read more


The stress-strain curve can be used to read off the structural loadability of materials. For many materials, including metals, their loading bearing capability (loadability) is one of the most... Read more


If we consider it from a closer angle, it can be seen that they consist of two shape elements. They have an elevated part, called the crest of the thread and a recess, called the thread. If these... Read more

Toll Manufacturing

Toll manufacturing or tolling is also called the "extended workbench". This describes the contracting out of individual tasks or even complete processes for the production of goods to a third party,... Read more

V2A Steel

The expression V2A has only been in use for 100 years and was the abbreviation of “Versuchsschmelze 2 Austenit" (test smelt 2 austenite). This steel grade contained 18 % chromium and 8 % nickel and... Read more

V4A Steel

The name V4A is an old designation and stands for chrome-nickel steel with molybdenum additive. Searching for rust-resistant steel, the company Krupp developed, among other things, austenitic... Read more


The general term wear can also be understood as consumption and is the continuing loss of material from the surface of a solid body. The progressive consumption is caused by grinding, rolling,... Read more

Weight calculator

Steel, aluminium and stainless steel are the most used construction materials. A precise weight calculation is extremely important for big metal constructions, in the the transport sector and for... Read more


XAR (eXtra Abrasion Resistant) steel has a high degree of hardness and is used where there are problems with wear and attrition, also called abrasion. This steel is made by ThyssenKrupp Steel Europe.... Read more