Rao, Lakkoju Sankara
(Main Library, IIT (BHU), Varanasi, 2022-02-15)
This video shows the preparation Ingot mould, melting and pouring of wax, Ingot examination, finding the pipe volume, taking the impression of pipe.
PART 1 Introduction
PART 2 Ingot Melting and Pouring
PART 3 Procedure ...