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New powder is continuously added to the bed from a powder reservoir c) by means of a leveling mechanism b) Binder jet 3D printing, known variously as "powder bed and inkjet" and "drop-on-powder" printing, is a rapid prototyping and additive manufacturing technology for making
Research on the health and safety hazards of 3D printing is new and in development due to the recent proliferation of 3D printing devices. In 2017, the European Agency for Safety and Health at Work has published a discussion paper on the processes and materials involved in 3D printing, potential implications of this technology for occupational safety and health and avenues for controlling ...
3D printing, or additive manufacturing, is the construction of a three-dimensional object from a CAD model or a digital 3D model. [1] [2] [3] It can be done in a variety of processes in which material is deposited, joined or solidified under computer control, [4] with the material being added together (such as plastics, liquids or powder grains being fused), typically layer by layer.
Significant desktop 3D printer purchases by both K-12 and universities helped sustain a desktop 3D printer market that had problems in 2015–2016. [78] As higher education is the home to research, 3D printing is being used to fabricate equipment to further research and hold down costs.
Laminated object manufacturing (LOM) is a rapid prototyping system developed by Helisys Inc. (Cubic Technologies is now the successor organization of Helisys) In it, layers of adhesive-coated paper, plastic, or metal laminates are successively glued together and cut to shape with a knife or laser cutter. Objects printed with this technique may ...
The AW3D HDL was the Airwolf 3D base model 3D printer, which could be upgraded depending on the user's needs. It was equipped with an unheated print bed and a single print head capable of sustained temperatures of 260 °C (500 °F). The AW3D had a print resolution of 0.08 mm with a maximum print speed of 150m m/s.
A demonstration of a sample print, printed by the D-Shape 3D printer. D-Shape is a large 3-dimensional printer that uses a binder-jetting, a layer-by-layer printing process to bind sand with inorganic seawater [1] and magnesium-based binder [2] to create stone-like objects.
The ABS part being printed will not detach from the build platform as it cools and shrinks, a common cause of print failure by warping of the part. [19] A more durable alternative is to use a polyetherimide surface. [20] Researchers have devised a method to 3D-print polyimide material including Kapton. [21]