Would you kindly tell, what are you trying to cast; so may be it will possible to help you. ■

This is a case of casting bread on the water.....

Well you can't resist it, can you? ■

According to profile :-

Title, Company Job Head Salesman

But worrying that such a person would enquire about sand casting on a Bulk Materials Handling web site..... ■

Try a foundry website. ■

Succinct and to the point..... ■