The method of Selective Area Laser Deposition (SALD) and Vapor Infiltration (SALDVI) has been successfully used to fabricate small three-dimensional SiC/SiC and SiC/metal powder parts. Ceramic joints made by this technique ...

Ultrasonic consolidation is being investigated for building Stainless Steel structures. In this study, parameter optimization for ultrasonic consolidation of Stainless Steel 316L annealed is assessed by evaluating ...

Non-contact freeform surface measurement is widely used in industry. To acquire the surface data, a laser displacement sensor and a motion system are typically used. One of the factors that affect the measuring accuracy ...

Powder compaction is introduced into plastic laser sintering fabrication. Compaction was carried out by using a roller of which rotation speed is independently controlled of its traversing speed. This additional process ...

The proposed work deals with room temperature infiltration of selective laser sintered preforms with metals. The approach adopted for carrying out room temperature infiltration was adaptation and modification of ...

This paper presents process planning methods for Subtractive Rapid Prototyping, which deals with multiple setup operations and the related issues of stock material management. Subtractive Rapid Prototyping (SRP) borrows ...

This paper provides an overview of the need for supports and what characterizes a good support material for Ultrasonic Consolidation. The goal is to look at a broad range of possible support material choices and the ...

Software tools for generating a parting surface around a molded part have been available for many years and could be of use for additive fabrication of complex objects. This paper explores the use of software tools such ...

The advent of multi-material freeform fabrication technologies has exponentially increased the mechanical design space available to engineers. The feature-based paradigm of traditional CAD software is insufficient to ...

There are several published studies investigating the microstructures and mechanical properties obtained during additive manufacturing of Ti6Al4V alloys utilizing the Electron Beam Melting (EBM) technique. These studies ...