CAD File Formats | STL File

An STL file is a file format used in many CAD/CAM/CAE programs. It is a triangular file format that represents objects in the form of a mesh of triangles, hence its name - Standard Triangulation Language.

The STL file was introduced in the 1980s by 3D Systems as a format for interchanging data between their CAD/CAM systems, and soon became a popular standard in the industrial sector. Currently, the STL file is supported by most CAD/CAM/CAE systems and 3D printers.

In an STL file, an object is represented by multiple triangles that cover its surface. The greater the number of triangles, the more accurate the model. An STL file can be used to represent both single objects and complex structures such as spatial models, machines, and tools.

One of the biggest advantages of an STL file is its versatility. It is a file format that can be used in many CAD/CAM/CAE systems, making it easy to exchange data between different applications. In addition, the STL file can be easily handled by most 3D printers, which makes it possible to create prototypes and models in 3D.

One of the limitations of an STL file is that it is not able to store information about other properties of an object, such as color or surface texture. In addition, because an STL file is created from a grid of triangles, it does not always accurately reflect the original model.

To sum up, the STL file is a popular and universal file format used in many CAD/CAM/CAE systems and in the 3D printer. Although it has some limitations, its advantages – such as versatility, ease of use and the ability to create prototypes – make it a very useful tool in designing and manufacturing products in three dimensions.

How to Open STL Files in ActCAD

1. Run any ActCAD application
2. From the menu, select File > Open
3. Search for files in stl file format that you want to open
4. Select files with .stl extension
5. You can view, edit, and save the results of your work to a file
   
6. You can choose any other CAD file format supported by ActCAD, e.g. DXF, DWG, DWT, DWS, DWF, DGN, STEP, IGES, DSF to save the results of your work!!