Oil weight mix calculator?

[biomed_eng_2000]

What is the link to the oil weight mix calculator?

...the one that tells you the resultant weight if you mix different weight oils.

I could find it using google.
Thanks!

 

[FrankN4]

http://www.rohmax.com/rohmax/en/customerservices/calculationtools/viscosityindex/

This one has it all. Just look at the selections on the left and click on what you want.