@@GoldArts sir.The reason why I asked is that Azbestos cause Cancer so I was concerned about your health .Do wear Goggles and Air Protection... Nowadays So many people are using aluminium silicate fibre Sheet..Even it is dangers if Tampered..Stay safe ,all the best
Hello Sir , I have used as low as 12K Gold . I haven't faced any issue. These molds are easily available in any jewellery tool shop. Thanks . Do let me know if you have any other query !