Polymer powder PA12, commonly referred to as polyamide 12 or nylon 12 in 3D printing circles, is an extremely flexible thermoplastic polymer with various applications in 3D printing. As it offers unique properties that make it suitable for various tasks. PA12 powder offers excellent mechanical strength, impact resistance, and durability - making it an excellent choice for functional prototypes or end-use parts that demand high performance features. Additionally, its qualities include excellent chemical resistance, low moisture absorption rates, and stable dimensional stability, providing consistent and reliable results. Polymer powder PA12 has become an indispensable material in industries as diverse as automotive, aerospace, consumer goods and engineering due to its ability to withstand extreme environments while being compatible with selective laser sintering (SLS) technology. Thanks to this versatility and reliability, PA12 is also used for 3D printing complex geometries intricate designs or functional components - an attractive combination.