well I have been try to do my casting all week had a lot of trouble with my green sand very hard to get it right
well have done some casting tried make fishing sinker moulds
have got a old engine with the sump broken will cast a new one soon
come across this site looking for faults with my greensand found out I was using the wrong clay
went to the farmers supplies down the road bought 25 kg of bentonite clay for $27
mix up today will try my first casting tomorrow
am from new zealand