{"id":13121,"date":"2026-05-08T09:25:35","date_gmt":"2026-05-08T09:25:35","guid":{"rendered":"https:\/\/www.eptahub.com\/?p=13121"},"modified":"2026-05-08T09:25:35","modified_gmt":"2026-05-08T09:25:35","slug":"what-are-the-7-types-of-additive-manufacturing-guide","status":"publish","type":"post","link":"https:\/\/www.eptahub.com\/ru\/design-guides\/what-are-the-7-types-of-additive-manufacturing-guide","title":{"rendered":"\u0412\u044b \u0432\u044b\u0431\u0438\u0440\u0430\u0435\u0442\u0435 \u043d\u0435 \u0442\u043e\u0442 3D-\u043f\u0440\u0438\u043d\u0442\u0435\u0440? 7 \u0442\u0438\u043f\u043e\u0432 \u0430\u0434\u0434\u0438\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0430"},"content":{"rendered":"

In my 12 years of managing rapid prototyping and mass-production supply chains at eptahub.com, nothing frustrates me more than a client asking, “Can we just 3D print this?”<\/em><\/p>\n

To a mechanical engineer, “3D printing” is a useless, consumer-grade buzzword. It is the equivalent of asking a surgeon if they can “use a knife.” Which knife? A scalpel or a bone saw?<\/p>\n

In the industrial manufacturing sector, we do not use the term 3D printing; we use Additive Manufacturing (AM)<\/strong>. When you ask, “How many types of additive manufacturing are there?”<\/strong>, the answer is not a matter of opinion or corporate branding. The answer is exactly seven.<\/p>\n

The global authority on this is the ASTM F42 – additive manufacturing<\/strong> committee. They stripped away all the proprietary marketing acronyms from Stratasys, 3D Systems, and EOS, and mathematically categorized every additive technology on earth based on its fundamental physics and state changes.<\/p>\n

If you do not know the difference between a photopolymerization reaction and a directed energy deposition melt pool, you will choose the wrong technology, your part will catastrophically fail under load, and you will waste tens of thousands of dollars.<\/p>\n

The ASTM F42 Engineering Matrix: The 7 Categories<\/h2>\n

Before we dive into the thermodynamic physics of each process, you must memorize the global standard. Below is the strict engineering matrix defining the 7 types of additive manufacturing<\/strong>, their common industry acronyms, and their material states.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
ASTM F42 Category<\/th>\nCommon Acronyms \/ Trade Names<\/th>\n\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u043f\u0435\u0440\u0432\u0438\u0447\u043d\u043e\u0433\u043e \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u0430<\/th>\nPhase Change \/ Fusion Mechanism<\/th>\nPrimary Engineering Application<\/th>\n<\/tr>\n<\/thead>\n
1. Material Extrusion<\/strong><\/td>\nFDM, FFF<\/td>\nSolid Polymer Wire<\/td>\nThermal Melt (Extrusion)<\/td>\nRapid jigs, fixtures, low-cost structural prototypes.<\/td>\n<\/tr>\n
2. Powder Bed Fusion<\/strong><\/td>\nSLS, DMLS, SLM, EBM<\/td>\nPolymer or Metal Powder<\/td>\nLaser\/Electron Beam Sintering<\/td>\nAerospace, medical implants, complex internal geometries.<\/td>\n<\/tr>\n
3. Vat Photopolymerization<\/strong><\/td>\nSLA, DLP, MSLA<\/td>\n\u0416\u0438\u0434\u043a\u0430\u044f \u0444\u043e\u0442\u043e\u043f\u043e\u043b\u0438\u043c\u0435\u0440\u043d\u0430\u044f \u0441\u043c\u043e\u043b\u0430<\/td>\nUV Light Photochemical Cure<\/td>\nMicro-fluidics, dental aligners, high-tolerance molds.<\/td>\n<\/tr>\n
4. Material Jetting<\/strong><\/td>\nPolyJet, DOD<\/td>\nLiquid Droplets<\/td>\nUV Light Cure \/ Thermal Cooling<\/td>\nMulti-material, full-color anatomical or aesthetic models.<\/td>\n<\/tr>\n
5. Binder Jetting<\/strong><\/td>\nMBJ, Sand Binder Jetting<\/td>\nPowder (Metal, Sand)<\/td>\nLiquid Chemical Binding Agent<\/td>\nHigh-volume green metal parts, massive sand casting molds.<\/td>\n<\/tr>\n
6. Directed Energy Deposition<\/strong><\/td>\nDED, LENS, EBAM<\/td>\nMetal Wire or Powder<\/td>\nLaser\/Plasma Melt Pool<\/td>\nRepairing massive turbine blades, adding features to CNC parts.<\/td>\n<\/tr>\n
7. Sheet Lamination<\/strong><\/td>\nLOM, UAM<\/td>\nSolid Paper, Metal Foil<\/td>\nUltrasonic Welding \/ Adhesive<\/td>\nHybrid manufacturing, embedding electronics into metal.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Type 1: Material Extrusion (The Baseline)<\/h2>\n

When the general public thinks of examples of additive manufacturing<\/strong>, they are invariably thinking of Material Extrusion (commonly known as FDM).<\/p>\n