History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s4.59

v1.c13.s4.59

From the description of the process of metal extraction and metal working it is very clear that the metal smelters and smiths of India had gained very advanced knowledge regarding the thermo- mechanical behaviour of Au, Ag, Cu, Pb, As, Zn, Hg and Fe and their various alloys. They had also the skill to produce a variety of objects of intricate design and gained experience in soldering, forge welding, rivetting, casting and thermo- mechanical treatment as well as metal finishing technology and they used very precisely designed tools and furnaces for these purposes.