Ep08 Ball Mill P80 Adjustment (tutorial)
Channel: Alex Doll
Date: 2023-06-24

A tutorial video that demonstrates how a set of ball mill work index or Morrell Mib values measured at one product P80 size can be adjusted to a different P80 size.  Useful for salvaging laboratory test results when a project's design criteria P80 target changes.
Links:
SAG Wiki:  https://wiki.sagmilling.com/
Episode 4: Bond's work index https://youtu.be/ORt1C0D7fa8
Episode 5: Fine grinding & Bond's work index https://youtu.be/ytvcJX-hBKE
Public NI43-101 data for many mining projects, including Harte Gold, may be downloaded from https://www.sedar.com/