Question: how to do mpi inspection?
Answer: Introduction to Visible Magnetic Particle Inspection. [00:03]
Check that that part is ferrous, then clean the part. [00:43]
Position the yoke or prods on the part or test area. [00:59]
Switch on the magenetizing current. Apply the magnetic particles Switch off the current. [01:39]
Demagnetize the part or test area. [02:04]