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The Historic Brief on Indian Investment Casting.
The Investment casting technology, also known as lost wax process is no stranger to the indian sub continent.The art was vastly practiced in ancient India for casting Idols and art objects mostly in copper alloys.
The lost-wax method is well -documented in ancient Indian literary sources.

The Manasollasa (also known as the Abhilasitartha chintamani) was allegedly written by King Bhulokamalla Somesvara of the Chalukya dynasty of Kalyani in and also provides detail about lost-wax and other casting processes.

In a 16th-century treatise, the Uttarabhaga of the Silparatna written by srikumara, verses give detailed instructions on making a hollow casting.
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Metalcasting began in India around 3500 BC in the Mohenjo-Daro area, which produced earliest known lost-wax casting, the Indian bronze figurine named the dancing girl that dates back nearly 5,000 years to the Harappan period.
Producing images by the lost-wax process reached its peak during from 750 AD to 1100 AD, and still remained prevalent in south India between 1500 AD and 1850.

The technique still remains well practiced throughout India, as well as neighboring countries Nepal, Tibet, Ceylon, Burma and Siam.