Knowledge in METAL CASTING AND WELDING PREVIOUS QUESTION PAPERS
MANOJ N S
Metal Casting Process
These are the notes of the subject Mathematics for engineering and are targeted to one of the difficult subtopics of the Metal Casting Process. These will prove beneficial to SY Engineering students of the mechanical branch and help them to score good marks in their exams Details Syllabus ENGINEERING MATERIALS (14 Hours) Classification of engineering materials, metals (ferrous and non-ferrous) and alloys, Ceramics, Polymers (thermosets and thermoplastics), Composites (metal-matrix, ceramic-matrix, polymer matrix), Semi-conductors, Bio-materials, Nano-materials, and Advance materials, Engineering properties of materials, Stress-Strain relationship, Effect of temperature on properties of materials. Crystalline structure, Nano-crystalline structure, Types of crystal systems, Crystal lattice, Lattice parameters, Metallic structures, Miller indices, Atomic radius & atomic packing factors for various crystal systems, Crystalline materials, Amorphous materials, Structure determination by X-ray diffraction, Bragg’s law. METAL CASTING PROCESSES (10 Hours) Overview of casting processes, Applications – materials and products, Sand casting process – types of patterns, pattern allowances, core and mold making, molding materials, types of cores, elements of riser and gating system, melting and pouring, cleaning of castings, casting defects, Special casting techniques such as – permanent mold casting, shell mold casting, die casting, investment casting, continuous casting, and centrifugal casting.
VEDANT MILIND ATHAVALE