{"product_id":"3d-filkemp-pln-filament-za-3d-printer","title":"3D Filkemp PLN – filament for 3D printer","description":"\u003cp\u003e\u003cstrong\u003e3D Filkemp PLN\u003c\/strong\u003e (also known as \u003cstrong\u003ePLA-N\u003c\/strong\u003e) is a PLA-based biopolymer developed as a \"next generation\" material for applications where standard PLA is often too brittle, and ABS requires stricter environmental control. The idea behind PLN is practical: to provide a more stable working process and stronger details for \u003cstrong\u003eprototyping, jigs \u0026 fixtures, and general industrial applications\u003c\/strong\u003e, without complicating the settings of the 3D printer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended extruder temperature: 200–215°C\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended layer cooling fan: 0–50%\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNominal diameter: 1.75 \u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnnealing\u003c\/strong\u003e: \u003cstrong\u003e180°C melting point after annealing\u003c\/strong\u003e (the formulation is for the melting point after annealing).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical properties (according to ISO):\u003c\/strong\u003e tensile strength\/modulus, flexural strength, and impact (Izod) are specified for the material series.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat PLN is and who it is suitable for\u003c\/h2\u003e\n\u003cp\u003ePLN is a PLA-based \"technical\" material targeted at users who want more predictable 3D printing of functional details: engineers, development teams, laboratories, educational institutions, and workshops. If you work with prototypes that need to withstand assembly\/disassembly, loading during tests, or subsequent processing, PLN is a logical choice because it is designed to combine the easier nature of PLA with a more \"workshop\" strength profile.\u003c\/p\u003e\n\u003ch2\u003eMaterial and behavior in 3D printing: why parameters matter\u003c\/h2\u003e\n\u003cp\u003eIn PLA-like materials, the quality of the detail is often determined by three things: stable flow (consistent diameter), cooling control, and adequate extruder temperature. For PLN, the manufacturer sets a window of \u003cstrong\u003e200–215°C\u003c\/strong\u003e and cooling of \u003cstrong\u003e0–50%\u003c\/strong\u003e. This allows for a balance between detail and adhesion between layers without aggressive \"freezing\" of the lines (which in some geometries can weaken the interlayer bond).\u003c\/p\u003e\n\u003cp\u003eSeparately, PLN is positioned as a material that can be \u003cstrong\u003eannealed\u003c\/strong\u003e to change the thermo-mechanical profile. There is a discrepancy in the available data between sources on whether \u003cstrong\u003e170°C\u003c\/strong\u003e or \u003cstrong\u003e180°C\u003c\/strong\u003e is cited as a benchmark for increased thermal resistance\/melting point after annealing; therefore, it is most accurate to consider the range as a guideline and highly dependent on the actual annealing regime and the geometry of the part.\u003c\/p\u003e\n\u003ch2\u003ePerformance and workflow: how to use it in daily life\u003c\/h2\u003e\n\u003cp\u003ePractical starting workflow for PLN:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStart with the extruder temperature in the middle of the window (for example, 205–210°C) and adjust according to adhesion and surface.\u003c\/li\u003e\n\u003cli\u003eSet the fan \u003cstrong\u003ewithin 0–50%\u003c\/strong\u003e according to the geometry: more cooling for thin walls and overhangs, less for massive functional parts.\u003c\/li\u003e\n\u003cli\u003eFor the bed: the technical sheet provides a recommendation for \"plate temperature\" (given as 140°F), which is approximately \u003cstrong\u003e60°C\u003c\/strong\u003e. Other sources mention \u003cstrong\u003e40–60°C\u003c\/strong\u003e. Practically: start from 60°C and decrease if necessary, if there are signs of excessive \"softening\" of the first layer.\u003c\/li\u003e\n\u003cli\u003eKeep the filament dry: PLN, like other materials, is sensitive to moisture in terms of unstable extrusion and a rougher surface. The manufacturer specifies vacuum packaging with desiccant; after opening, use a box\/bag with a moisture absorber.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatibility and ecosystem\u003c\/h2\u003e\n\u003cp\u003ePLN is a filament for standard filament extrusion systems (FFF\/FDM). The most important compatibility is that \u003cstrong\u003ethe diameter\u003c\/strong\u003e of 1.75mm matches the extruder of your 3D printer. If you use external spool holders, keep in mind that larger spools may require a more stable holder with low friction (a practice often discussed in the community).\u003c\/p\u003e\n\u003ch2\u003eDesign, packaging, and daily work\u003c\/h2\u003e\n\u003cp\u003eAccording to the technical sheet, all filaments are delivered in \u003cstrong\u003evacuum packaging with desiccant\u003c\/strong\u003e. This is important because the fresh state of the filament directly affects the stability of the extrusion and the risk of \"cracking\"\/micro-porosity when exiting the nozzle. During daily work, take 30 seconds for two things: to secure the end of the filament (to prevent it from unraveling) and to store it in a closed container after use.\u003c\/p\u003e\n\u003ch2\u003eProfessional scenarios where PLN makes sense\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional prototypes\u003c\/strong\u003e – fewer compromises between speed and strength in iterations of housings, covers, and mechanical elements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJigs \u0026amp; fixtures\u003c\/strong\u003e – guides, stops, assembly templates that are used repeatedly and must maintain size and shape.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmall series auxiliary tools\u003c\/strong\u003e – pads, holders, organizational elements in a workshop\/laboratory where impact resistance is important.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost-processing details\u003c\/strong\u003e – the technical documentation states that the material is \u003cstrong\u003emachinable\u003c\/strong\u003e after appropriate processing, which is useful for fitting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTraining and engineering grade\u003c\/strong\u003e – a material that remains close to PLA in terms of processing but is aimed at more functional results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eLimitations and best practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnnealing:\u003c\/strong\u003e improves thermomechanical properties but may worsen dimensional accuracy. If the part is “dimensionally critical,” test with sample geometry and allow for tolerance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoisture:\u003c\/strong\u003e store in a closed volume with desiccant. If artifacts (roughness, micropores) appear, first check humidity\/storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdhesion to the bed:\u003c\/strong\u003e if issues arise, start from a clean and degreased surface and adjust the bed temperature within the available data.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e do not fix “to maximum” by habit; operate in the range of 0–50% according to geometry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial base\u003c\/td\u003e\n\u003ctd\u003ePLA-based biopolymer (PLN \/ PLA-N)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal diameter\u003c\/td\u003e\n\u003ctd\u003e1.75 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter tolerance\u003c\/td\u003e\n\u003ctd\u003e±0.05 \/ ±0.15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtruder temperature (recommended)\u003c\/td\u003e\n\u003ctd\u003e200–215°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBed temperature (recommended)\u003c\/td\u003e\n\u003ctd\u003e~60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling (fan)\u003c\/td\u003e\n\u003ctd\u003e0–50%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile modulus\u003c\/td\u003e\n\u003ctd\u003e2400 ± 40 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile strength at break\u003c\/td\u003e\n\u003ctd\u003e30.0 ± 3.0 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElongation at break\u003c\/td\u003e\n\u003ctd\u003e6.0 ± 2.0 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexural strength\u003c\/td\u003e\n\u003ctd\u003e68 ± 5 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIzod impact strength (notched)\u003c\/td\u003e\n\u003ctd\u003e10 ± 3 kJ\/m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEffect of annealing\u003c\/td\u003e\n\u003ctd\u003e“180°C melting point after annealing”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eREACH \/ RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Filkemp","offers":[{"title":"Graphite Black","offer_id":53239144317192,"sku":null,"price":34.0,"currency_code":"EUR","in_stock":true},{"title":"Snow White","offer_id":53326506524936,"sku":null,"price":34.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0932\/3318\/5032\/files\/PLN-1.75-filament-za-3D-Printirane-Black.webp?v=1770130880","url":"https:\/\/3dlarge.com\/en\/products\/3d-filkemp-pln-filament-for-3d-printer","provider":"3DLarge","version":"1.0","type":"link"}