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Showing result 1 - 5 of 6 essays matching the above criteria.

  1. 1. Conditioned 3D-printed polyamides for structural optimization : Establishing the material data to advance in AM utilization

    University essay from Uppsala universitet/Tillämpad materialvetenskap

    Author : Philip Olsson; [2022]
    Keywords : Additive manufacturing; selective laser sintering; multi jet fusion; moisture; temperature;

    Abstract : Polyamides are commonly used in additive manufacturing for final part production, but the material performance can be affected by environmental conditions. The purpose of this project was to evaluate the effects of moisture and temperature on 3D printed polyamides and how structural optimization can benefit from condition-specific data. READ MORE

  2. 2. Fatigue Life Prediction of a Topology-Optimised Polyamide-12 Part Manufactured with Multi-Jet Fusion Technology

    University essay from KTH/Lättkonstruktioner, marina system, flyg- och rymdteknik, rörelsemekanik

    Author : Shylesh Mahendran; [2022]
    Keywords : Fatigue Life; Topology Optimisation; Polyamide-12; PA12; Trötthetsliv; Topologioptimering; Polyamid-12; PA12;

    Abstract : Additive manufacturing methods has been prevailing for several decades and the recent technological advancements brings in the flexibility and consideration for large-scale production in the industries. The components manufactured with these methods have wide variety of applications and therefore, it is crucial to investigate the mechanical performance of the printed parts. READ MORE

  3. 3. Additive manufacturing for replacement parts for Volvo cars equipment

    University essay from Uppsala universitet/Tillämpad materialvetenskap

    Author : Sara Sharifian; [2022]
    Keywords : ;

    Abstract : During this master thesis project, various polymer materials have been studied in relation to additive manufacturing. Additive manufacturing is a 3D printing process that has facilitated the productivity of the company, Volvo Cars. The printing process is based on a design conceived from CAD software. READ MORE

  4. 4. Energy efficient fibre composites recycling

    University essay from KTH/Materialvetenskap

    Author : Pauline Boillat; [2021]
    Keywords : ;

    Abstract : In this project, an investigation will be performed about how to improve thermal properties of recycled composite material. First, a literature study was performed about the potential techniques to improve the heating efficiency of the composites. Heating  techniques,  fibres  and  possible  fillers  were  investigated. READ MORE

  5. 5. Post-processing for roughness reduction of additive manufactured polyamide 12 using a fully automated chemical vapor technique - The effect on micro and macrolevel

    University essay from KTH/Skolan för kemi, bioteknologi och hälsa (CBH)

    Author : Ingrid Johansson; [2020]
    Keywords : Chemical post-processing; PostPro3D; selective laser sintering; surface roughness; polyamide 12; Kemisk efterbehandling; PostPro3D; selektiv lasersintring; ytojämnhet; polyamid 12;

    Abstract : Additive manufacturing has increased in popularity in recent years partly due to the possibilities of producing complex geometries in a rapid manner. Selective laser sintering (SLS) is a type of additive manufacturing technique that utilizes polymer powder and a layer-by-layer technique to build up the desired geometry. READ MORE