What is the melting loss per kilo gram of all metals?

melting loss very in all castings from 2% to 50%.

If you melt aluminum pure ingots & cast within minimum holding loss is 2%. If you cast in small batches it will go up to 15%.

If you melt aluminum scrap & cast within minimum holding loss is 15%. If you cast in small batches it will go up to 30%

If you melt aluminum turnings & cast within minimum holding loss is 25%. If you cast in small batches it will go up to 50%

melting loss very in all castings from 2% to 50%.

If you melt copper ingots+zinc ingots & cast within minimum holding loss is 12%. If you cast in small batches it will go up to 35%.

If you melt copper turning+zinc &chips & cast within minimum holding loss is 25%. If you cast in small batches it will go up to 50%